Charles D. Schaeffer, Jr. (b. Allentown, PA)
 

Education

The Lawrenceville School, Lawrenceville, NJ, 1962-66; Franklin & Marshall College, Lancaster, PA; B.A., Chemistry, 1966-70; State University of New York at Albany, Albany, NY; Ph.D., Chemistry, 1970-74.
 

Postdoctoral Work

Yale University, New Haven, CT, 1974-76. Organometallic conformational equilibria (Professor J.W. Faller, director).
 

Present Position

Joined the faculty of the Department of Chemistry, Elizabethtown College, Elizabethtown, PA, August, 1976 as Assistant Professor of Chemistry. Associate Professor of Chemistry, September, 1981. Tenure granted in September, 1982. A.C. Baugher Associate Professor of Chemistry, effective September 1, 1987; renewed January 24, 1990. Chairman, Department of Chemistry, effective July 3, 1989; reappointed September 1, 1992 until July 1, 1993. A.C. Baugher Professor of Chemistry, effective September 1, 1991; renewed on December 17, 1992 until June 30, 1996; renewed on March 28, 1996 to ongoing appointment. A.C. Baugher Professor of Chemistry Emeritus, July 1, 2009.  Sabbatical leave: 1994, spring semester.
 

Honors

1970 Undergraduate Award in Analytical Chemistry, Division of Analytical Chemistry, American Chemical Society (Anal. Chem. 1970, 42, 68A).
W.E. Weisgerber Award in Chemistry, Franklin & Marshall College, June, 1970.
Graduated with honors in chemistry, Franklin & Marshall College, June, 1970.
Deutsche Forschungsgemeinschaft stipend provided for research at Technische Universität of Berlin, West Germany, June-October, 1973.
One of 25 participants from the United States selected to attend the first China-Japan-USA Seminar on Organometallic Chemistry, June 10-13, 1980 at Peking, People's Republic of China.
John Frederick Steinman Award for Excellence in Research, Elizabethtown College, May, 1985.
A.C. Baugher Associate Professor of Chemistry, Elizabethtown College, effective September 1, 1987;  renewed January 24, 1990-present (as A.C. Baugher Professor).
 

Memberships and Societies

American Chemical Society (Southeastern Pennsylvania Section); Royal Society of Chemistry, London;  Sigma Xi;  American Association for the Advancement of Science;  Middle Atlantic Association of Liberal Arts Chemistry Teachers, MAALACT;  American Association of University Professors;  Intercollegiate Student Chemists, ISC (Executive Secretary: 1989-1997;  Historian, 2000-indefinite term);  Council on Undergraduate Research, CUR (Institutional Liaison: 1994-1997).
 

Major Research Interests

Organometallic chemistry, main group elements; nuclear magnetic resonance spectroscopy
 

Papers Presented at Meetings (Elizabethtown College undergraduate student speakers are underscored)

1. C.D. Schaeffer, Jr., and J.J. Zuckerman, “Proton, Carbon-13 and Tin-119 NMR, and Tin-119m Mössbauer Investigation of meta- and para-Substituted Phenyltrimethyltins,” 8th Middle Atlantic Regional Meeting of the American Chemical Society, Wikes-Barre, PA, United States, April 24, 1974 (Chem. Eng. News 1974, 52(9), 28).

2. C.D. Schaeffer, Jr., and J.J. Zuckerman, “Tin(II) Organosilylamines,” 168th National Meeting of the American Chemical Society, Atlantic City, NJ, United States, September 10, 1974 (Chem. Eng. News 1974, 52(31), 58).

3. C.D. Schaeffer, Jr., and J.J. Zuckerman, “Proton, Carbon-13 and Tin-119 NMR and Tin-119m Mössbauer Investigation of ortho-, 2,6-, and Polysubstituted Phenyltrimethylstannanes,” C.D. Schaeffer, Jr., 169th National Meeting of the American Chemical Society, Philadelphia, PA, United States, April 11, 1975 (Chem. Eng. News 1975, 53(8), 73).

4. C.D. Schaeffer, Jr., and D.J. Brinton, “Divalent Tin and Lead Organosilylamines,” 13th Middle Atlantic Regional Meeting of the American Chemical Society, Monmouth College, West Long Branch, NJ, United States, March 22, 1979 (Chem. Eng. News 1979, 57(7), 39).

5. C.D. Schaeffer, Jr., “Divalent Tin and Lead Organosilylamines,” China-Japan-USA Seminar on Organometallic Chemistry, June 12, 1980, Peking, People's Republic of China.

6. C.D. Schaeffer, Jr., “Benefits and Problems in Maintaining an Undergraduate Research Program,” meeting of MAALACT, Monmouth College, West Long Branch, NJ, October 1, 1982.

7. J.A. Albanese and C.D. Schaeffer, Jr., “Dimethylphosphaneborane Chemistry,” 49th Convention of the Intercollegiate Student Chemists, Ursinus College, Collegeville, PA, April 13, 1985 (Second Prize, Inorganic Division).

8. J.A. Albanese and C.D. Schaeffer, Jr., “Dimethylphosphaneborane Chemistry,” 61st Annual Meeting of the Pennsylvania Academy of Science, Lancaster, PA, April 23, 1985.

9. J.E. Shade, B.V. Johnson, D.H. Gibson, W.-L. Hsu, and C.D. Schaeffer, Jr., “Synthesis and Infrared Characterization of Mono and Bis Stannylene Molybdenum and Tunsten Carbonyl Complexes,” 189th National Meeting of the American Chemical Society, Miami Beach, FL, United States, April 30, 1985 (Chem. Eng. News 1985, 63(11), 68).

10. D.E. Gingrich and C.D. Schaeffer, Jr., “Multinuclear NMR Study of Aryltrimethylsilanes and Aryldimethylphosphaneboranes,” 51st Convention of the Intercollegiate Student Chemists, University of Delaware, Newark, DE, April 25, 1987.

11. L.K. Myers and C.D. Schaeffer, Jr., “Multinuclear NMR Studies of Tin(II) and Tin(IV) Organosilylamines,” 51st Convention of the Intercollegiate Student Chemists, University of Delaware, Newark, DE, April 25, 1987.

12. A.J. Herman and C.D. Schaeffer, Jr., “NMR Studies of Organometallic N-Substituted Anilines,” 54th Convention of the Intercollegiate Student Chemists, Indiana University of Pennsylvania, Indiana, PA, April 28, 1990 (Second Prize, Inorganic Division).

13. J.L. Green and C.D. Schaeffer, Jr., “Lewis Acidities of Some Long-Chain Organotins,” 57th Convention of the Intercollegiate Student Chemists, Juniata College, Huntingdon, PA, April 17, 1993.

14. M.F. Lehman and C.D. Schaeffer, Jr., “Reactivity of Chloromethyldimethylchlorosilane with N-Trimethylsilyl-Substituted Amides,” 207th National Meeting of the American Chemical Society, San Diego, CA, United States, March 14, 1994; paper CHED 184 (Chem. Eng. News1994, 72(6), 58).

15. K.J. Sullivan and C.D. Schaeffer, Jr., “Preparation & Structure of Incipiently Hypervalent Silicon Compounds,” 207th National Meeting of the American Chemical Society, San Diego, CA, United States, March 14, 1994; paper CHED 183 (Chem. Eng. News 1994, 72(6), 58).

16. M.F. Lehman and C.D. Schaeffer, Jr., “Reactivity of Chloromethyldimethylchlorosilane with N-Trimethylsilyl-Substituted Amides,” 58th Convention of the Intercollegiate Student Chemists, West Chester University, West Chester, PA, April 16, 1994 (First Prize, Inorganic Division).

17. K.J. Sullivan and C.D. Schaeffer, Jr., “Preparation & Structure of Incipiently Hypervalent Silicon Compounds,” 58th Convention of the Intercollegiate Student Chemists, West Chester University, West Chester, PA, April 16, 1994.

18. B.J. Frost and C.D. Schaeffer, Jr., “Reactivity of N-(Chlorodimethylsilylmethyl) Amides,” 59th Convention of the Intercollegiate Student Chemists, Muhlenberg College, Allentown, PA, April 8, 1995 (Second Prize, Inorganic Division 1).

19. R.R. Reeder, C.D. Schaeffer, Jr., and M.A. Zavitsky, “Identification of an Unknown Organic Compound,” Middle Atlantic Discovery-Based Chemistry Project meeting, Hood College, Frederick, MD, July 26, 1996.

20.  L.L. Walton and C.D. Schaeffer, Jr., “Elusive Silylium Cations,” 64th Convention of the Intercollegiate Student Chemists, Bloomsburg University, Bloomsburg, PA, April 15, 2000.

21.  M.J. Harner, C.D. Schaeffer, Jr., and C.H. Yoder, A. Schilling, “Synthesis & Characterization of Copper(II) Chloride Adducts of Organosilylamines,” First Annual Chemistry & Biology Alumni Symposium & Reunion, Elizabethtown College, Friday, April 23, 2004.

22.  M.J. Harner, C.D. Schaeffer, Jr., and C.H. Yoder, “Position of Antlerite in the Copper Hydroxy Sulfate System,” Chemistry, Biology, Mathematics & Physics Poster Session, Chemistry Department, Elizabethtown College, Friday, April 22, 2005.

23.  C.D. Schaeffer, Jr., M.J. Harner, C.H. Yoder, T.M. Agee, and B.A. Buckwalter, “Synthesis and Characterization of Potentially Coordinating Organogermanium Amines by Ge-73 NMR Spectroscopy,” 231st National Meeting of the American Chemical Society, Atlanta, GA, United States, March 26-30, 2006; paper CHED 962 (Chem. Eng. News2006, 84(10), 26-TECH).

24.  M.J. Harner, C.D. Schaeffer, Jr., C.H. Yoder, and A. Schilling, “Synthesis & Characterization of Potentially Coordinating Organogermanium Amines by Ge-73 NMR Spectroscopy,” Second Biennial Chemistry & Biology Alumni Symposium & Reunion, Elizabethtown College, Friday, April 21, 2006.

25.  M.J. Harner, C.D. Schaeffer, Jr., and C.H. Yoder, A. Schilling, “Synthesis & Characterization of Potentially Coordinating Organogermanium Amines by Ge-73 NMR Spectroscopy,” 70th Annual Convention of the Intercollegiate Student Chemists, Ursinus College, Collegeville, PA, Saturday, April 22, 2006.

26.  C.D. Schaeffer, Jr., and M.J. Harner, “Synthesis and Characterization of Potentially Coordinating Organogermanium Amines by Ge-73 NMR Spectroscopy,” 38th Middle Atlantic Regional Meeting of the American Chemical Society, Hershey, PA, United States, June 4-7, 2006; paper MRM-281.

27.  A.J. Fleisher and C.D. Schaeffer, Jr., “H-1, C-13, and Ge-73 NMR Spectral Analysis of Substituted Aryltrimethylgermanes and Tetraphenylgermanes,” 71st Annual Convention of the Intercollegiate Student Chemists, Salisbury University, Salisbury, MD, Saturday, April 14, 2007.

28.  A.J. Fleisher and C.D. Schaeffer, Jr., “H-1, C-13, and Ge-73 NMR Spectral Analysis of Substituted Aryltrimethylgermanes and Tetraphenylgermanes,” Third Biennial Chemistry & Biology Alumni Symposium & Reunion, Elizabethtown College, Friday, April 20, 2007.

29.  C.D. Schaeffer, Jr., A.S. DeToma, A.J. Fleisher, A.R. Pagano, C.H. Yoder, B.A. Buckwalter, T.M. Agee, and A.L. Rheingold, “Synthesis, NMR, and X-Ray Crystallography of Substituted Tetraphenylgermanes,” 235th National Meeting of the American Chemical Society, New Orleans, LA, United States, April 6-10, 2008;  paper CHED 1260 (Chem. Eng. News 2008, 86(11), 35-TECH).

30.  A.S. DeToma, C.D. Schaeffer, Jr., “Synthesis, NMR, and X-Ray Crystallography of Substituted Tetraphenylgermanes,” Scholarship Day, Elizabethtown College, Tuesday, April 22, 2008.

31.  A.S. DeToma and C.D. Schaeffer, Jr., “Germanium-73 NMR Studies of Arylgermanium Compounds,” 73rd Annual Convention of the Intercollegiate Student Chemists (ISC), Franklin & Marshall College, Saturday, April 18, 2009.

32. A.S. DeToma and C.D. Schaeffer, Jr., “Germanium-73 NMR Studies of Arylgermanium Compounds,” Scholarship & Creative Arts Day, Elizabethtown College, Tuesday, April 21, 2009.

33.  C.J. Gettel and C.D. Schaeffer, Jr., “Synthesis and ¹H NMR Analysis of N-Silylated Germanes,” Elizabethtown College Summer Science Series, July 30, 2009.

34.  A.K. Griffith, C.H. Yoder, C.D. Schaeffer, Jr., C.J. Gettel, and A.S. DeToma, “NMR Spectroscopy as a Probe of Intra- and Intermolecular Hypercoordination in Triphenyl Oxinates of the Group 14 Elements,” 239th National Meeting of the American Chemical Society, San Diego, CA, United States, March 21-25, 2010; paper INOR 260.

35.  C.J. Gettel and C.D. Schaeffer, Jr., “Synthesis and Multinuclear NMR of Germanium-Phosphorus Complexes,” Scholarship & Creative Arts Day, Elizabethtown College, Tuesday, April 27, 2010.

36.  C.J. Gettel and C.D. Schaeffer, Jr., “Synthesis and Multinuclear NMR of Germanium-Phosphorus Complexes,” Scholarship & Creative Arts Day, Elizabethtown College, Tuesday, April 19, 2011.

37.  E.M. Nellis and C.D. Schaeffer, Jr., “Chemistry of Germanium-Phosphorus and Related Complexes,” Summer SCARP Program, Elizabethtown College, Wednesday, July 24, 2013.

38.  E.M. Nellis and C.D. Schaeffer, Jr., “Synthesis and Characterization of Germanium Pincer-Type Complexes,” Scholarship and Creative Arts Day, Elizabethtown College, Tuesday, April 15, 2014.

39.  J. Pigga, J.A. Rood, and C.D. Schaeffer, Jr., “Synthesis and Characterization of New Main Group and Transition Metal Complexes for Applications in Catalysis and Material Science Projects,” Summer SCARP Program, Elizabethtown College, Wednesday, July 29, 2015.

40.  J. Pigga, J.A. Rood, and C.D. Schaeffer, Jr., “Germanium Coordination Complexes: Synthetic Development and Structural Characterization,” 251st National Meeting of the American Chemical Society, San Diego, United States, CA, March 13-17, 2016; paper CHED-1024.

41.  J. Pigga, J.A. Rood, and C.D. Schaeffer, Jr., “Germanium Coordination Complexes: Synthetic Development and Structural Characterization,” oral presentation, 80th Annual Convention of the Intercollegiate Student Chemists, Ursinus College, Collegeville, PA, Saturday, April 16, 2016 (First Prize, Inorganic Division).

42.  J. Pigga, J.A. Rood, and C.D. Schaeffer, Jr., “Synthesis and Structural Characterization of Germanium Coordination Complexes Incorporating Multidentate Schiff Base Ligands,” Scholarship and Creative Arts Day, Elizabethtown College, Tuesday, April 19, 2016.
 

Short Courses Attended

1. “Carbon-13 NMR Spectroscopy,” April 20-22, 1978, Philadelphia, PA, American Chemical Society.

2. “Safety and Health for Academic Chemistry Laboratories,” October 14-15, 1978, Reading, PA, American Chemical Society.

3. “Carbon-13 NMR Workshop,” June 20-22, 1979, New Brunswick, NJ, Varian Associates.

4. “Intermediate NMR Spectroscopy,” March 8-9, 1980, Atlantic City, NJ, American Chemical Society.

5. “Varian Research NMR Workshops I & II,” May 17-20, 1982, Cleveland, OH, Varian Associates.

6. “Fourier Transform IR,” October 26, 1982, West Chester, PA, Perkin-Elmer Corporation.
 

Research Grants

1. “Studies of Low Oxidation State Main Group Organometallic Compounds,” Research Corporation (Cottrell College Science Grant, C-821); March, 1977; $7,000.

2. “Low Oxidation State Organometallic Compounds of Group IVB,” American Chemical Society/Petroleum Research Fund Type B Grant for Fundamental Research, 11057-B3, September 1, 1978 - August 31, 1980; $13,000 (Chem. Eng. News 1978, 56(27), 43).

3. “Acquisition of a Proton NMR Spectrometer,” National Science Foundation (Two- & Four-Year Small College Research Instrumentation Program 69A, CDP-8005698); April, 1980; $25,000.

4. “Dimethylphosphaneborane Chemistry,” Research Corporation (Cottrell College Science Grant, C-1421); May 1, 1982-April 30, 1984; $13,000.

5. “Acquisition of Inert Atmosphere System for Organometallic Chemistry Research,” National Science Foundation (Two- & Four-Year Small College Research Instrumentation Program 69A, RII-8301508); May 1, 1983; $24,495.

6. “Dimethylphosphaneborane Chemistry,” American Chemical Society/Petroleum Research Fund Type B Grant for Fundamental Research, 15453-B3, September 1, 1984 - August 31, 1986; $15,000 (Chem. Eng. News1984, 62(02), 50).

7. “Dimethylphosphaneborane Chemistry,” American Chemical Society/Petroleum Research Fund Supplementary Grant for Summer Research Student Fellowship, 15453-B3-Sup, May 1 - August 15, 1985; $2,000 (Chem. Eng. News 1985, 63(02), 78).

8. “Dimethylphosphaneborane Chemistry,” Elizabethtown College Research Grants Program, June 2 - August 8, 1986; $1,500.

9. “Dimethylphosphaneborane Chemistry,” American Chemical Society/Petroleum Research Fund Type B Grant for Fundamental Research, 18376-B3-C, September 1, 1986 - August 31, 1988; $20,000 (Chem. Eng. News 1986, 64(32), 44).

10. “Dimethylphosphaneborane Chemistry,” American Chemical Society/Petroleum Research Fund Type B Grant for Fundamental Research, 21379-B3-C, June 1, 1989 - August 31, 1991; $20,000 (Chem. Eng. News1989, 67(21), 38).

11. “Acquisition of a FTIR Spectrometer,” National Science Foundation (Instrumentation & Laboratory Improvement Program 90-101, USE-9151212), June 17, 1991; $21,798.

12. “Dimethylphosphaneborane Chemistry,” American Chemical Society/Petroleum Research Fund Type B Grant for Fundamental Research, 25427-B3-C, September 1, 1992 - August 31, 1994; $20,000 (Chem. Eng. News 1992, 70(8), 32).

13. “Dimethylphosphaneborane Chemistry,” Elizabethtown College Research Grants Program, June 1 - August 7, 1992; $400.

14. “Dimethylphosphaneborane Chemistry,” Council on Undergraduate Research (Academic-Industrial Undergraduate Research Partnership) Fellowship to student Jennifer L. Green '93), June 1 - August 7, 1992; $2,500.

15. “Dimethylphosphaneborane Chemistry,” Elizabethtown College Research Grants Program, June 1 - August 6, 1993; $1,520.

16. “Structure & Reactivity of Incipiently Hypervalent Compounds of Si & Sn,” American Chemical Society/Petroleum Research Fund Type B Grant for Fundamental Research, PRF-28232-B3, September 1, 1994 - August 31, 1996; $25,000 (Chem. Eng. News 1994, 72(35), 41).

17. “Structure & Reactivity of Incipiently Hypervalent Compounds of Silicon and Tin,” Elizabethtown College Research Grants Program, June 1 - August 5, 1994; $845.

18. “Structure & Reactivity of Incipiently Hypervalent Compounds of Silicon and Tin,” Council on Undergraduate Research Summer Opportunities for Research (CURSOR) Fellowship to student Brian J. Frost '95, June 1 - August 5, 1994; $3,300.

19. “Structure & Reactivity of Hypervalent Compounds of Silicon & Tin,” Dow Corning Corporation (Sponsored Research Program), June 5 - August 4, 1995; $2,000.

20. “Stabilization of Silylenium Ions by Intramolecular Charge-Dipole Encapsulation,” Elizabethtown College Provost Office, May 22 - August 4, 1995; $1,500.

21. “Stabilization of Silylenium Ions by Intramolecular Charge-Dipole Encapsulation,” Dow Corning Corporation (Sponsored Research Program), May 28 - August 2, 1996; $2,000.

22. “Stabilization of Silylenium Ions by Intramolecular Charge-Dipole Encapsulation,” Elizabethtown College Faculty Grants Committee, May 28 - August 2, 1996; $2,250.

23. “Stabilization of Silylenium Ions by Intramolecular Charge-Dipole Encapsulation,” American Chemical Society/Petroleum Research Fund Type B Grant for Fundamental Research, PRF-31654-B3, June 1, 1997 - August 31, 1999 (joint proposal with C.H. Yoder); $25,000 (Chem. Eng. News 1997, 75(8), 74).

24. “Stabilization of Silylenium Ions by Intramolecular Charge-Dipole Encapsulation,” Elizabethtown College Provost Office, May 28 - August 2, 1997; $2,500.

25.  “Stabilization of Silylenium Ions by Intramolecular Charge-Dipole Encapsulation,” Elizabethtown College Provost Office, June 1 - August 6, 1999; $3,000.

26.  “Stabilization of Silylenium Ions by Intramolecular Charge-Dipole Encapsulation,” Dow Corning Corporation (Sponsored Research Program), summer, 2000 (joint proposal with C.H. Yoder); $8,000.

27.  “Stabilization of Silylenium Ions by Intramolecular Charge-Dipole Encapsulation,” Elizabethtown College Provost Office, May 30 - August 4, 2000; $1,000.

28.  “New Directions in the Pursuit of Hyper- and Hypovalent Organosilicon Compounds Using the [X(CH₂)_n]₂N- Group,” Elizabethtown College Faculty Grants Committee, May 29 - August 3, 2001;  $1,600.

29.  “The Pursuit of Hyper- and Hypovalent Organosilicon Compounds Using the [X(CH₂)_n]₂N- Group,” Dow Corning Corporation (Sponsored Research Program), summer, 2001 (joint proposal with C.H. Yoder);  $10,000.

30.  “The Pursuit of Hyper- and Hypovalent Organosilicon Compounds Using the [X(CH₂)_n]₂N- Group,” American Chemical Society/Petroleum Research Fund Type B Grant for Fundamental Research, PRF-36577-B3, June 1, 2001 - August 31, 2003 (joint proposal with C.H. Yoder); $30,000 (Chem. Eng. News 2001, 79(25), 49).

31.  “The Synthesis and Stability of Apatite Analogs,” American Chemical Society/Petroleum Research Fund Type B Grant for Fundamental Research, PRF-39791-B5M,3, July 1, 2003 - August 31, 2006 (joint proposal with C.H. Yoder);  $50,000 (Chem. Eng. News 2003, 81(51), 57).

32.  “Acquisition  of a 400-MHz Superconducting NMR Spectrometer,”  National Science Foundation (Major Research Instrumentation Program (MRI)), joint proposal with Franklin and Marshall College and selected staff of the Hershey Medical Center;  C.H. Yoder, principal investigator;  CDS external contributor & user;  $527,275.

33.  “Rational Syntheses of Double Salt Precursors to Catalytic Oxides,” C.H. Yoder, R.W. Schaeffer, C.D. Schaeffer, Jr., Keystone Innovation Zone Seed/Assistance Fund Grant from the Commonwealth of Pennsylvania, $10,000, April 15, 2008 (joint proposal with C.H. Yoder; funded in full).

34. “Acquisition of 400-MHz NMR Spectrometer for Undergraduate Research and Training at Elizabethtown College,” National Science Foundation/Division of Chemistry/Major Research Instrumentation Program (MRI), CHE-0958425, August 10, 2009, joint proposal with Franklin & Marshall College and Lebanon Valley College; J.A. MacKay, principal investigator;  $384,742.
 
 
 

Publications (Elizabethtown College undergraduate student coauthors are underscored)

C.H. Yoder, D.R. Griffith, C.D. Schaeffer, Jr. ¹³C-¹H Coupling Constants of Some Group IV and Group V Amines. J. Inorg. Nucl. Chem. 1970, 32(11), 3689-3691.
DOI: 10.1016/0022-1902(70)80182-8.
 

R.E. Hess, C.K. Haas, B.A. Kaduk, C.D. Schaeffer, Jr., C.H. Yoder. Nuclear Magnetic Resonance Studies of the Bonding in Aryltrimethylsilanes and -germanes, Aryldimethylphosphines and -arsines, and Arylmethylsulfides. Inorg. Chim. Acta 1971, 5 (March), 161-166.
DOI: 10.1016/S0020-1693(00)95904-8.
 

R.E. Hess, C.D. Schaeffer, Jr., C.H. Yoder. ¹³C-¹H Coupling Constants as a Probe of ortho-Substituent Effects. J. Org. Chem. 1971, 36(15), 2201-2202.
DOI: 10.1021/jo00814a043.
 

R.E. Hess, C.D. Schaeffer, Jr., C.H. Yoder. ¹³C-¹H Coupling Constants of Some Benzaldehydes. J. Chem. Eng. Data 1972, 17(3), 385-386.
DOI:  10.1021/je60054a005.
 

C.D. Schaeffer, Jr., J.J. Zuckerman. NMR J(¹¹⁹Sn-¹³C) Coupling Constants in Substituted Aryltrimethyltin Derivatives. J. Organomet. Chem. 1973, 47(1), C1-C4.
DOI:  10.1016/S0022-328X(00)92824-9.
 

C.D. Schaeffer, Jr., J.J. Zuckerman. Pulsed Fourier Transform NMR of Substituted Aryltrimethyltin Derivatives. II. J(¹¹⁹Sn-¹³C) Coupling Constants and ¹³C Chemical Shifts of meta- and para-Derivatives. J. Organomet. Chem. 1973, 55(1), 97-110;  1973, 59, C40.
DOI:  10.1016/S0022-328X(00)84041-3.
DOI:  10.1016/S0022-328X(00)95017-4.
 

C.D. Schaeffer, Jr., J.J. Zuckerman. Pulsed Fourier Transform NMR of Substituted Aryltrimethyltin Derivatives. III. Proton Data at 100 MHz and the Derived Hammett s-Constant of the Trimethyltin Group. J. Organomet. Chem. 1974, 78(3), 373-383.
DOI:  10.1016/S0022-328X(00)80486-6.
 

C.D. Schaeffer, Jr., J.J. Zuckerman, C.H. Yoder. Carbon-13 Chemical Shifts of Substituted t-Butylbenzenes, Phenyltrimethylsilanes and Phenyltrimethylgermanes. J. Organomet. Chem. 1974, 80(1), 29-35.
DOI:  10.1016/S0022-328X(00)87013-8.
 

C.D. Schaeffer, Jr., J.J. Zuckerman. Tin(II) Organosilylamines. J. Am. Chem. Soc. 1974, 96(22), 7160-7162.
DOI:  10.1021/ja00829a086.
 

H.-J. Kroth, H. Schumann, H.G. Kuivila, C.D. Schaeffer, Jr., J.J. Zuckerman. Tin-119 Chemical Shifts of Ortho, Meta, Para, 2,6-, and Polysubstituted Aryltrimethyltin Derivatives and Related Organotin Compounds. J. Am. Chem. Soc. 1975, 97(7), 1754-1760.
DOI:  10.1021/ja00840a023.
 

C.D. Schaeffer, Jr., J.J. Zuckerman. Pulsed Fourier Transform NMR of Substituted Aryltrimethyltin Derivatives. IV. Proton and Carbon-13 NMR Data for ortho-, 2,6-, and Polysubstituted Aryltrimethyltins. J. Organomet. Chem. 1975, 99(3), 407-420.
DOI:  10.1016/S0022-328X(00)86292-0.
 

C.H. Yoder, F.K. Sheffy, R. Howell, R.E. Hess, L. Pacala, C.D. Schaeffer, Jr., J.J. Zuckerman. Multiple Regression Analysis of Carbon-13 Chemical Shifts and Carbon-13 Proton Coupling Constants in ortho-Substituted Aromatics. J. Org. Chem. 1976, 41(9), 1511-1517.
DOI:  10.1021/jo00871a005.
 

W.D. Honnick, M.C. Hughes, C.D. Schaeffer, Jr., J.J. Zuckerman. Tin-119m Mössbauer, Infrared, Nuclear Magnetic Resonance, Equilibrium, and Thermodynamic Measurements on Complexes of Dimethyltin Dichloride with Substituted 1,10-Phenanthrolines and 2,2'-Bipyridines. Inorg. Chem. 1975, 15(6), 1391-1396.
DOI:  10.1021/ic50160a028.
 

M.E. Bishop, C.D. Schaeffer, Jr., J.J. Zuckerman. Carbon-13 NMR Studies of Exchange in R₃SnER'_n Derivatives. J. Organomet. Chem. 1975, 101(2), C19-C23.
DOI:  10.1016/S0022-328X(00)86408-6.
 

J.W. Faller, B.V. Johnson, C.D. Schaeffer, Jr. Organometallic Conformational Equilibria. XX. Preferred Orientations and Rotational Barriers of p-Olefins in Chiral Tin-Iron Compounds. The Isolation of Diastereoisomers in Prochiral Olefin Derivatives. J. Am. Chem. Soc. 1976, 98(6), 1395-1400.
DOI:  10.1021/ja00422a019.
 

M.E. Bishop, C.D. Schaeffer, Jr., J.J. Zuckerman. Far Infrared and Raman Assignments of Substituted Aryltrimethyltins. Spectrochim. Acta, Part A 1976, 32(8), 1519-1537.
DOI:  10.1016/0584-8539(76)80273-5.
 

C.D. Schaeffer, Jr., J.J. Zuckerman, S.E. Ulrich. On the Relationship Between the Tin-119m Mössbauer Isomer Shift and Nuclear Magnetic Resonance Parameters of Organotin Compounds: Extension of the May and Spijkerman Model to Carbon-13 NMR Measurements on Phenyltrimethyltins and to Higher Alkyltin Hydrides.Inorg. Nucl. Chem. Lett. 1978, 14(1), 55-59.
DOI:  10.1016/0020-1650(78)80096-8.
 

D.A. Armitage, R.N. Robinson, E.W. Abel. Bis(trimethyltin) Oxide. In Inorg. Synth. 1977, 17, 181-183. Checked by M.E. Bishop, C.D. Schaeffer, Jr., T.W. Theyson, J.J. Zuckerman.
DOI:  10.1002/9780470132487.ch49.
 

Book review: Journal of Organometallic Chemistry Library. Volume 3. Organometallic Chemistry Reviews. D. Seyferth, Ed., J. Am. Chem. Soc. 1977, 99(24), 8123.
DOI:  10.1021/ja00466a600.
 

M. Tsutsui, C.D. Schaeffer, Jr. The First China-Japan-USA Seminar on Organometallic Chemistry. Chem. Eng. News 1980, 58(38), 41 (September 22, 1980).
 

M. Tsutsui, C.D. Schaeffer, Jr. The First China-Japan-USA Seminar on Organometallic Chemistry. Scientific Bulletin of the Department of the Navy Office of Naval Research Tokyo 1981,6(2), 103-107 (April-June, 1981; publication NAVSO P-3580).
 

C.D. Schaeffer, Jr. Divalent Tin and Lead Organosilylamines. In Fundamental Research in Organometallic Chemistry: Proceedings of the China-Japan-United States Trilateral Seminar on Organometallic Chemistry Held at Peking, People's Republic of China, June 1980; M. Tsutsui, Y. Ishii, H. Yaozeng, Eds.; Van Nostrand Reinhold Company: NY, 1982; pp 891-900 (ISBN-10: 0442272162; ISBN-13: 978-0442272162).
 

C.D. Schaeffer, Jr., J.L. Lefferts, J.J. Zuckerman. Carbon-13 NMR Data for 1- and 2-Naphthyltrimethylstannanes and 9-Phenanthryltrimethylstannane. Org. Magn. Reson. 1984, 22(2), 125-127.
DOI:  10.1002/mrc.1270220215).
 

C.D. Schaeffer, Jr., C.H. Yoder. Synthesis and Multinuclear Lanthanide Shift Reagent NMR Analysis of l- and 2-Adamantanol. An Advanced Undergraduate Laboratory Project. J. Chem. Educ. 1985, 62(6), 537-540.
DOI:  10.1021/ed062p537.
 

J.E. Shade, B.V. Johnson, D.H. Gibson, W.-L. Hsu, C.D. Schaeffer, Jr. Photochemical Reactions of Bis[bis(trimethylsilylamido)]tin(II) with Hexacarbonylmolybdenum and -tungsten. Inorg. Chim. Acta 1985, 99(1), 99-102.
DOI:  10.1016/S0020-1693(00)86055-7.
 

J.A. Albanese, D.G. Kreider, C.D. Schaeffer, Jr., C.H. Yoder, M.S. Samples. Nuclear Magnetic Resonance Spectroscopic Study of Substituent Effect Transmission in Aryldimethylphosphaneboranes. J. Org. Chem. 1985, 50(12), 2059-2062; 1985, 50(23), 4666.
DOI:  10.1021/jo00212a011.
DOI:  10.1021/jo00223a605.
 

C.H. Yoder, C.D. Schaeffer, Jr. Introduction to Multinuclear NMR: Theory and Application; Benjamin/Cummings: CA, 1987 (ISBN-10: 0805397507; ISBN-13: 978-0805397507).
 

C.H. Yoder, and C.D. Schaeffer, Jr. Instructor's Guide to Accompany 'Introduction to Multinuclear NMR'; Benjamin/ Cummings: CA, 1987 (ISBN-10: 0805397515; ISBN-13: 978-0805397515).
 

M.S. Samples, C.H. Yoder, and C.D. Schaeffer, Jr.  The Structure of Bis(trimethylsilyl) Amides: A Multinuclear NMR Project. J. Chem. Educ. 1987, 64(2), 177-178.
DOI:  10.1021/ed064p177.
 

J.A. Albanese, D.E. Gingrich, C.D. Schaeffer, Jr., S.M. Coley, J.C. Otter, M.S. Samples, C.H. Yoder. Multinuclear NMR Spectroscopic Studies of Aryltrimethylsilanes and Aryldimethylphosphaneboranes. J. Organomet. Chem. 1989, 365(1-2), 23-35. J.J. Zuckerman Memorial Issue.
DOI:  10.1016/0022-328X(89)87163-3.
 

C.D. Schaeffer, Jr., L.K. Myers, S.M. Coley, J.C. Otter, C.H. Yoder. Preparation, Analysis and Reactivity of Bis[N,N-bis(trimethylsilyl)amino]tin(II): An Advanced Undergraduate Laboratory Project In Organometallic Synthesis.J. Chem. Educ. 1990, 67(4), 347-349.
DOI:  10.1021/ed067p347.
 

B.K. Barr, A.J. Herman, L.K. Myers, P.I. Young, C.D. Schaeffer, Jr., H.J. Eppley, J.C. Otter, C.H. Yoder. Multinuclear NMR Spectroscopic Studies of Some Organometallic N-Substituted Anilines. J. Organomet. Chem. 1992, 434(1), 45-52.
DOI:  10.1016/0022-328X(92)83351-H.
 

C.H. Yoder, J.E. Mihalick, W.J. Kowalski, J.L. Ealy, J.N. Spencer, C.D. Schaeffer, Jr., J.L. Green, K.J. Sullivan, C.S. Yoder, L.C. Prokop. The Synthesis, Structure and Lewis Acidity of Bidentate Organotin Alkanes and Carboxylates. Main Group Met. Chem. 1995, 18(1), 43-50.
DOI:  10.1515/MGMC.1995.18.1.43.
 

C.H. Yoder, W.D. Smith, B.L. Buckwalter, C.D. Schaeffer, Jr., K.J. Sullivan, M.F. Lehman. A Multinuclear NMR Study of N-(Chlorodimethylsilylmethyl) Amides. J. Organomet. Chem. 1995,492(2), 129-133.
DOI:  10.1016/0022-328X(94)05297-O.
 

C.H. Yoder, C.D. Schaeffer, Jr., L.L. Walton, P.L. Falen, J.K. Redline, S. Han, M. Shah, C. Krug, S.D. Lao. The Role of Conformational Flexibility in the Hypervalency of Organosilanes. Main Group Met. Chem. 2001, 24(7), 409-411.
DOI:  10.1515/MGMC.2001.24.7.409.
 

L.A. Margolis, C.D. Schaeffer, Jr., C.H. Yoder. Lead-207 NMR Study of the Adducts of Triphenyllead Chloride and Diphenyllead Dichloride. Appl. Organomet. Chem. 2003, 17(4), 236-238.
DOI:  10.1002/aoc.412.
 

L.A. Margolis, C.D. Schaeffer, Jr., C.H. Yoder. Silicon-29 NMR Study of Adduct Formation in Organosilanes. Synth. React. Inorg. Met.-Org. Chem. 2003, 33(3), 359-367.
DOI:  10.1081/SIM-120019990.
 

H.D. Harle, S. Han, C.H. Yoder, C.D. Schaeffer, Jr., P.L. Falen, B.J. Frost, S.R. Hatalla, S.D. Kerstetter, J.K. Redline, S.L. Uliana, L.L. Walton. Properties and Reaction of Organosilanes and Organogermanes Containing the Potentially Bidentate (X(CH₂)_n)₂N- Group.  Synth. React. Inorg. Met.-Org. Chem. 2003, 33(10), 1825-1834.
DOI: 10.1081/SIM-120026551.
 

C.H. Yoder, N. Fedors, N.J. Flora, H. Brown, K. Hamilton, C.D. Schaeffer, Jr. The Existence of Pure Phase Transition Metal Hydroxy Apatites. Synth. React. Inorg. Met.-Org. Chem. 2004, 34(10), 1835-1842.
DOI: 10.1081/SIM-200030243.
 

A.J. Fleisher, C.D. Schaeffer, Jr., B.A. Buckwalter, C.H. Yoder. Hydrogen, Carbon-13, and Germanium-73 NMR Spectral Analysis of Substituted Aryltrimethylgermanes. Magn. Reson. Chem. 2006, 44(2), 191-194.
DOI: 10.1002/mrc.1746.
 

C.H. Yoder, T.M. Agee, K.E. Ginion, A.E. Hofmann, J.E. Ewanichak, C.D. Schaeffer, Jr., M.J. Carroll, R.W. Schaeffer, P.F. McCaffrey. Relative Stabilities of the Copper Hydroxy Sulfates. Mineral. Mag. 2007, 71(5), 571-577.
DOI: 10.1180/minmag.2007.071.5.553.
 

C.H. Yoder, T.M. Agee, C.D. Schaeffer, Jr., M.J. Carroll, A.J. Fleisher, A.S. DeToma. Use of ⁷³Ge NMR Spectroscopy for the Study of Electronic Interactions. Inorg. Chem. 2008, 47(22), 10765-10770.
DOI: 10.1021/ic801341t.
 

M.P. Sternlieb, H.M. Brown, C.D. Schaeffer, Jr., C.H. Yoder. The Synthesis of Apatites with an Organophosphate and in Nonaqueous Media. Polyhedron 2009, 28(4), 729-732.
DOI: 10.1016/j.poly.2008.12.039.
 

C.H. Yoder, A.K. Griffith, A.S. DeToma, C.J. Gettel, C.D. Schaeffer, Jr., Hypercoordination in Triphenyl Oxinates of the Group 14 Elements. J. Organomet. Chem. 2010, 695(4), 518-523.
DOI: 10.1016/jorgan.chem.2009.11.027.
 

C.H. Yoder, T.M. Agee, A.K. Griffith, C.D. Schaeffer, Jr., M.J. Carroll, A.J. Fleisher, A.S. DeToma, C.J. Gettel, A.L. Rheingold. Use of ⁷³Ge NMR Spectroscopy and X-ray Crystallography for the Study of Electronic Interactions in Substituted Tetrakis(phenyl)-, -(phenoxy)-, and -(thiophenoxy)germanes. Organometallics2010,29(3), 582-590.
DOI: 10.1021/om900905c.
 

C. Strausser, M.W. Thomsen, C.H. Yoder, C.D. Schaeffer, Jr. Data Tables for General, Organic and Physical Chemistry, 2nd ed.; Franklin & Marshall College; Lancaster, PA, 2007.  A sixty-page pamphlet of data tables for use in chemistry courses.  http://www.wiredchemist.com/chemistry/data/chem_data.html
 

C.D. Schaeffer, Jr., C.H. Yoder. NMR Bibliography; Elizabethtown College; Elizabethtown, PA, 2007.  A one hundred-page extensive bibliography of English-language review articles, monographs and textbooks on NMR, available in computer diskette and photocopy formats.  http://users.etown.edu/s/schaeffercd/textNMRbib.htm