CA863942A - 9.alpha.-HALO-11.beta.,17.alpha.,21-TRIHYDROXY-16.alpha.-METHYL-4-PREGNENE-3,20-DIONE, THE CORRESPONDING .DELTA.1,4-COMPOUND, ESTERS THEREOF, AND INTERMEDIATES THERETO, AND A PROCESS FOR THE PRODUCTION THEREOF
- Google Patents
9.alpha.-HALO-11.beta.,17.alpha.,21-TRIHYDROXY-16.alpha.-METHYL-4-PREGNENE-3,20-DIONE, THE CORRESPONDING .DELTA.1,4-COMPOUND, ESTERS THEREOF, AND INTERMEDIATES THERETO, AND A PROCESS FOR THE PRODUCTION THEREOF
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA863942A
Inventor
Frank H. Lincoln, Jr.
P. Schneider William
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pharmacia and Upjohn Co
Original Assignee
Upjohn Co
Publication date
Application grantedgrantedCritical
Publication of CA863942ApublicationCriticalpatent/CA863942A/en
CA863942A9.alpha.-HALO-11.beta.,17.alpha.,21-TRIHYDROXY-16.alpha.-METHYL-4-PREGNENE-3,20-DIONE, THE CORRESPONDING .DELTA.1,4-COMPOUND, ESTERS THEREOF, AND INTERMEDIATES THERETO, AND A PROCESS FOR THE PRODUCTION THEREOF
ExpiredCA863942A
(en)
9.alpha.-HALO-11.beta.,17.alpha.,21-TRIHYDROXY-16.alpha.-METHYL-4-PREGNENE-3,20-DIONE, THE CORRESPONDING .DELTA.1,4-COMPOUND, ESTERS THEREOF, AND INTERMEDIATES THERETO, AND A PROCESS FOR THE PRODUCTION THEREOF
PROCESS FOR THE PREPARATION OF 21-CHLORO-6,6 9.alpha.-TRIFLUORO-11.beta.,16.alpha.,17.alpha.-TRIHYDROXY-1,4-PREGNADIEN-3,20-DIONE 16,17-KETALS AND SELECTED INTERMEDIATES
9.alpha.-HALO-11.beta.,17.alpha.,21-TRIHYDROXY-16.alpha.-METHYL-4-PREGNENE-3,20-DIONE, THE CORRESPONDING .DELTA.1,4-COMPOUND, ESTERS THEREOF, AND INTERMEDIATES THERETO, AND A PROCESS FOR THE PRODUCTION THEREOF