公开(公告)号：DE1928632A1

公开(公告)日：1970-12-10

申请号：DE1928632

申请日：1969-06-06

Applicant: BASF AG

Inventor： ADOLF STUEBINGER DR ,  HERBERT MUELLER DR ,  HERMANN OVERWIEN DR

IPC: B01J27/00 ,  C07C1/00 ,  C07C1/24 ,  C07C11/18 ,  C07C67/00

Abstract: 1301037 Isoprene BADISCHE ANILIN- & SODA-FABRIK AG 5 June 1970 [6 June 1969] 27190/70 Heading C5E Isoprene is made by dehydrating 3-methyl-3- buten 1-ol at 200-300‹ C. in the presence of a calcium phosphate catalyst, the 3-methyl-3- buten-1-ol having a purity of at least 85% by wt. of the total oxygen containing starting material. The reaction is preferably carried out in the presence of steam and/or an inert gas.

公开(公告)号：DE1910474A1

公开(公告)日：1970-09-17

申请号：DE1910474

申请日：1969-03-01

Applicant: BASF AG

Inventor： HERMANN OVERWIEN DR ,  HERBERT MUELLER DR

IPC: C07C45/67 ,  C07C49/20