公开(公告)号：US3649672A

公开(公告)日：1972-03-14

申请号：US3649672D

申请日：1970-04-10

Applicant: BASF AG

Inventor： HIMMELE WALTER ,  AQUILA WERNER ,  PRINZ RICHARD

IPC: C07C27/22 ,  C07C47/02 ,  E02D29/14 ,  E03F5/06 ,  C07C67/00 ,  C07C69/14 ,  C07C69/24

CPC classification number: E02D29/14 ,  C07C67/293 ,  C07C69/003 ,  Y02P20/582 ,  C07C69/14

Abstract: MANUFACTURE OF CARBOXYLIC ACID ESTERS OF 3-FORMYLBUTANOL-1 COMPRISING THE CONVERSION OF BIS(MONOCARBOXYLIC ACID ESTERS) OF BUTENE-2-DIOL-1,4 WITH CARBON MONOXIDE AND HYDROGEN IN THE PRESENCE OF CARBONYL COMPLEXES OF RHODIUM AT TEMPERATURES OF MORE THAN 110*C. TO 150* C. AND PRESSURES OF FROM 150 TO 800 ATMOSPHERES. CARBOXYLIC ACID ESTERS OF 3-FORMYLBUTANOL-1 ARE INTERMEDIATES IN THE MANUFACTURE OF VITAMIN A ESTERS.

公开(公告)号：US3661980A

公开(公告)日：1972-05-09

申请号：US3661980D

申请日：1970-04-07

Applicant: BASF AG

Inventor： HIMMELE WALTER ,  QUILA WERNER ,  PRINZ RICHARD

IPC: C11B9/00 ,  C07C67/00 ,  C07C69/14 ,  C07C69/24

CPC classification number: C07C69/003 ,  C07C67/293 ,  C11B9/0019 ,  C11B9/0061 ,  Y02P20/582 ,  C07C69/14 ,  C07C69/24

Abstract: PRODUCTION OF CARBOXYLIC ESTERS OF 3-FORMYLBUTEN-(3)OL-(1) BY REACTING BISMONOCARBOXYLIC ESTERS OF BUTEN-(2)DIOL-(1,4 WITH CARBON MONOXIDE AND HYDRGEN IN THE PRESENCE OF CARBONYL COMPLEXES OF RHODIUM AT TEMPERATURES OF 50* TO 110*C. AND PRESSURES OF 300 OT 1000 ATMOSPHERES. THE PRODUCTS ARE PERFUMES AND INTERMEDIATES FOR THE MANUFACTURE OF VITAMIN A.