公开(公告)号：MX9303342A

公开(公告)日：1994-01-31

申请号：MX9303342

申请日：1993-06-03

Applicant: BASF AG

Inventor： WERNER BRIGITTE ,  DIX JOHANNES PETER ,  GREIF NORBERT ,  OPPENLAENDER KNUT ,  BIRKHOFER HERMANN

IPC: C07D309/10 ,  C14C3/08 ,  C14C3/26 ,  C14C3/02

Abstract: The invention relates to a process for tanning leather by using compounds of the general formula I where m is 0 or 1 and the radicals R are independently of each other C1-C18-alkyl, which may be substituted by hydroxyl or carboxyl and/or interrupted by oxygen atoms, or else one of the radicals R is a radical of the formula where R is alkylene, which may be substituted by hydroxyl and/or interrupted by oxygen atoms.