Inventor

HEMPEL GERHARD

DE2 patents

Patents

2 patents

US4898693AFeb 6, 1990

Process for production of 6α,9α-difluoro-11β,17α-dihydroxy-16α-methyl-4-pregnene-3,20-dione and its derivatives

SCHERING AG4 citations54

US5332847AJul 26, 1994

Process for the preparation of 21-bromo-4-pregnene-3,20-dione derivatives

SCHERING AG1 citations41