Inventor

FRENTZEN STEFAN

DE2 patents

Patents

2 patents

US5773622AJun 30, 1998

Continuous process for the preparation of 4-amino-2,2,6,6-tetramethylpiperidine

HUELS CHEMISCHE WERKE AG13 citations67

US5693817ADec 2, 1997

Solvent-free process for preparing 4-amino-2,2,6,6-tetramethylpiperidine

HUELS CHEMISCHE WERKE AG13 citations65