-
公开(公告)号:US2625545A
公开(公告)日:1953-01-13
申请号:US10545449
申请日:1949-07-18
Applicant: UPJOHN CO
Inventor: LEVIN ROBERT H , MCINTOSH JR A VERN , CENTOLELLA ALBERT P
-
公开(公告)号:US2623052A
公开(公告)日:1952-12-23
申请号:US15937650
申请日:1950-05-01
Applicant: UPJOHN CO
Inventor: HEYL FREDERICK W , CENTOLELLA ALBERT P
-
3.3-substituted-22-monophenyl-bisnor-5, 20-choladienes and production of pregnenolone therefrom 失效
Title translation: 3-取代-22-单苯基 - 二氢-5,20-胆碱酯和由其产生孕烯醇酮公开(公告)号:US2576937A
公开(公告)日:1951-12-04
申请号:US6361748
申请日:1948-12-04
Applicant: UPJOHN CO
Inventor: HEYL FREDERICK W , HERR MILTON E , CENTOLELLA ALBERT P
-
-