Office Hours


  • 12:45 PM - 3:00 PM Bech Hall 1916 Santa Rosa Campus

Spring 2019

Section 6050 of CHEM1B
General Chemistry -- : Jan 15 - May 16 2019

Section 7948 of CHEM42
Introductory General Chemistry -- : Jan 15 - May 16 2019

Fall 2018

Section 0285 of CHEM1A
General Chemistry -- : Aug 21 - Dec 13 2018

Section 0288 of CHEM1A
General Chemistry -- : Aug 21 - Dec 13 2018

Summer 2018

Section 8740 of CHEM60
General, Organic and Biological Chemistry -- : Jun 18 - Jul 26 2018

Section 8904 of CHEM60
General, Organic and Biological Chemistry -- : Jun 18 - Jul 26 2018

Ph. D., Organic Chemistry, Northwestern University (Evanston, IL)

M.B.A., Management of Technology, Worcester Polytechnic Institute (Worcester, MA)

B.S., Chemistry, Southern Illinois University (Carbondale, IL)

Academic Experience: 

Adjunct Faculty, Chemistry, Santa Rosa Junior College (Santa Rosa, CA) 2016 - present

Adjunct Faculty, Chemistry, Wichita State University (Wichita, KS), 2011 - 2015

Work and Consulting Experience: 

Director of Operations, Imprivata, Inc. (Lexington, MA)

Consultant, NEC Solutions America (Sacramento, CA)

Various positions with Polaroid Corporation (Cambridge, MA)

College Board AP Chemistry Exam Reader (2015 - 2018)

Professional Involvement and Community Service: 

Sierra Club, Life Member

The Planetary Society, Charter Member

Presentations and Publications: 

“Acidities of Benzyl Phenyl Sulfones and of the Corresponding Radical Cations,” F.G. Bordwell, Mark J. Bausch, John C. Branca and John A. Harrelson, Jr.  J. Phys. Org. Chem. (1988), 1(4), 225-239.
“Enhancement of the Equilibrium Acidities of Carbon Acids by Polyfluoroaryl Subsituents,”  F.G. Bordwell, John C. Branca, Joseph E. Bares and Robert Filler.  J. Org. Chem. (1988), 53(4), 780-782.
“Brønsted βNu Values and Leaving Group Effects in Sn2 Reactions.  Tests of the Reactivity–Selectivity Postulate,”  F.G. Bordwell, John C. Branca and Thomas A. Cripe.  Isr. J. Chem. (1985), 26(4), 357-366.
“Predicting the Long-Term, Dark-Keeping Image Stability of Polaroid Land Black and White Photographs,” John C. Branca and Robert W. Tulis.  Abstracts of the First International Symposium on the Stability and Preservation of Photographic Images.  (1982).  National Public Archives of Canada, Ottawa, Ontario, Canada.
“Acidities of Sulfoximines and Related Oxosulfonium Cations.  Cyclopropyl Effects and Structures of –Sulfonyl-type Carbanions,”  Frederick G. Bordwell, John C. Branca, Carl R. Johnson and Noel R. Vanier.  J. Org. Chem. (1980), 45(19), 3884-3889.
“Equilibriums Involving Organic Anions in Dimethyl Sulfoxide and N-methylpyrrolidin-2-one:  Acidities, Ion Pairing, and Hydrogen Bonding,”  Frederick G. Bordwell, John C. Branca, David L. Hughes and William N. Olmstead.  J. Org. Chem. (1980), 45(16), 3305-3313.
“The Effects of Structural Variation on Kinetic and Thermodynamic Anion Stability in Dimethyl Sulfoxide Solution:  Anchoring of the Absolute Acidity Scale, Hammett Studies on Benzyl Phenyl Sulfones, 3-Substituted Fluorenes and Arylmalononitriles,” John Charles Branca. Diss. Abstr. Int. B (1979), 40(6), 2671.
“Aryl Effects and Acidities of Ammonia, Toluene, and Methane in Dipolar Nonhydroxylic Solvents,” Donald Algrim, Joseph E. Bares, John C. Branca and F.G. Bordwell. J. Org. Chem. (1978), 43(26), 5024-5026.
“Rapid Reaction of Benzhydryl Sulfones with Carbon Tetrachloride–Potassium Hydroxide.  New Route to 1,1-Diarylalkenes,”  Cal Y. Meyers, Walter S. Matthews, Gregory J. McCollum and John C. Branca.  Tetrahedron Lett. (1974), (13), 1105-1108.
“Mechanism of the Direct formation of Alkenesulfonic Acids from the Reaction of Sulfones with Carbon Tetrachloride–Potassium Hydroxide.  Intermediacy of gem–α–dichloro Sulfones and Thiirene–1,1-dioxides,” Cal Y. Meyers, Laurence L. Ho, Gregory J. McCollum and John Branca.  Tetrahedron Lett. (1973), (21), 1843-1846.

Honors and Awards: 

US Patent 6,630,970.  Polarizers for use in liquid crystal displays (2003).

US Patent 6,122,079.  Chromatically-adjusted holographically illuminated image-providing display element (2000).