Faculty and Staff

Stoffregen, Stacey

Stacey Stoffregen 20230823

Stacey Stoffregen


Chemistry and Biotechnology
Office: 261 Centennial Science Hall
Phone: 715-425-4510



•  Ph.D. Chemistry with Biomolecular Science Specialization, 2007, Iowa State University, Advisors: William S. Jenks and Nenad M. Kostić
•  B.A. American Chemical Society-Certified, 2002, St. Olaf College, Research Advisor: Jeffrey N. Dahlseid

Courses Taught:

CHEM 120L: General Chemistry I Laboratory 
CHEM 121L: General Chemistry I Laboratory 
CHEM 130: Introduction to Organic Chemistry Laboratory 
CHEM 230: Survey of Organic Chemistry
CHEM 231: Organic Chemistry I
CHEM 232: Organic Chemistry II
CHEM 236: Organic Chemistry I Laboratory 
CHEM 237: Organic Chemistry II Laboratory
CHEM 333: Organic Synthesis 
CHEM 334: Organic Synthesis Laboratory 
CHEM 380: Junior Seminar
CHEM 389: Special Topics-Green Chemistry 
CHEM 389: Special Topics-Spectroscopic Identification of Organic Compounds
CHEM 480: Chemistry Seminar
CHEM 432: Advanced Organic Chemistry

Research Interests:

Modeling the atmospheric degradation of organic compounds. 
Developing green undergraduate laboratory experiments.


O’Reilly, M. C.; Stoffregen, S. A.; Peterson, K. P.; Maddox III, M. P.; Schrank, C. Discovery-Based Bromination of Alcohols: An Organic Chemistry Experiment Supporting Spectroscopic Analysis and Mechanistic Reasoning, J. Chem. Educ. 2021, 98, 3326-3332.

Schuster, M. L.; Peterson, K. P.; Stoffregen, S. A. Isobutylene Dimerization: A Discovery-Based Exploration of Mechanism and Regioselectivity by NMR Spectroscopy and Molecular Modeling. J. Chem. Educ. 2018, 95 (6), 1040-1044.

Stoffregen, S. A.; Lee, S. Y.; Dickerson, P.; Jenks, W. S. Computational Investigation of the Photochemical Deoxygenation of Thiophene-S-oxide and Selenophene-Se-oxide. Photochem. Photobiol. Sci., 2014, 13, 431-438. 

Jenks, W. S; Heying, M. J.; Stoffregen, S. A.; Rockafellow, E. M. Reaction of Dicarbomethoxycarbene with Thiophene Derivatives. The Journal of Organic Chemistry, 2009, 74, 2765-2770. 

Stoffregen, S. A.; Heying, M.; Jenks, W. S. S,C-sulfonium ylides from thiophenes:  Potential carbene precursors. Journal of the American Chemical Society, 2007, 129, 15746-15747