Inventor

WEMBACHER KARLHEINZ

DE2 patents

Patents

2 patents

US5744618AApr 28, 1998

Process for the preparation of ascorbic acid

MERCK PATENT GMBH14 citations67

US5518588AMay 21, 1996

Method for preparing 3-aminopyridines from 3-nitropyridines

MERCK PATENT GMBH4 citations57