Biograph of Dr. Percy Julian

3. Percy Julian was born in Montgomery, Alabama, on April 11, 1899

4. College & graduate education U. of Vienna BA (1920) Harvard U. . AM (1923) PhD (1931) DePauw U. .

5. Ph.D. University of Vienna, 1934 At Vienna Percy found his lifelong interest in the synthesis of nature’s complex molecules K.T. Finley

6. Synthesis of physostigmine In 1934 at DePauw University Percy Julian synthesized physostigmine from the amino acid, tryptophan.

10. Sex hormones from soy beans Courtesy of Dr. Hutcheon, 1999 OH O H 3 C O CH O Progesterone Testosterone

12. Julian process for synthesis of cortisone Diosgenin 16-dehydropregnenolone Compound S Cortisone Hydrocortisone Julian process LC Mills, 1965

13. Julian Laboratories in Franklin Park Photo courtesy of Jennings Miller

17. Anand N, Bindra JS, Ranganathan S: Art in Organic Synthesis 2nd ed. New York: Wiley, 1988. Fox MA, Whiresell JK: Organic Chemistry. 2nd ed. Boston: Jones & Bartlett, 1997. Julian PL, Cole JW, et al. Sterols XIII. Chemistry of the adrenal cortex steroids. Recent Progress in Hormone Research , Vol vi, 1951. Witkop, Bernard: Percy Lavon Julian: April 11, 1899-April 19, 1974. (sic). In: Biographical Memoirs of the National Academy of Sciences . Vol. 52. Washington, 1980. References. 1. 2. 3. 4. .

18. Acknowledgements Section on Computer Science Oak Park & River Forest High School Oak Park, Illinois Earl Austria Mary Confray-Polk Duncan Hutcheon Joan Kotas Tom McCoy Jennings Miller Norbert Teclaw Donald Vogl