CA923145A - Intermediates in the preparation of dl-10-norpregna-4,16-diene-3,20-dione - Google Patents

Intermediates in the preparation of dl-10-norpregna-4,16-diene-3,20-dione

Info

Publication number
CA923145A
CA923145A CA140443A CA140443A CA923145A CA 923145 A CA923145 A CA 923145A CA 140443 A CA140443 A CA 140443A CA 140443 A CA140443 A CA 140443A CA 923145 A CA923145 A CA 923145A
Authority
CA
Canada
Prior art keywords
norpregna
dione
diene
intermediates
preparation
Prior art date
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
CA140443A
Other versions
CA140443S (en
Inventor
Archer Sydney
S. Johnson 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.)
STWB Inc
Original Assignee
Sterling Drug Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sterling Drug Inc filed Critical Sterling Drug Inc
Priority to CA140443A priority Critical patent/CA923145A/en
Application granted granted Critical
Publication of CA923145A publication Critical patent/CA923145A/en
Expired legal-status Critical Current

Links

CA140443A 1968-08-05 1972-04-24 Intermediates in the preparation of dl-10-norpregna-4,16-diene-3,20-dione Expired CA923145A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA140443A CA923145A (en) 1968-08-05 1972-04-24 Intermediates in the preparation of dl-10-norpregna-4,16-diene-3,20-dione

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US74994568A 1968-08-05 1968-08-05
CA58013 1969-07-25
CA140443A CA923145A (en) 1968-08-05 1972-04-24 Intermediates in the preparation of dl-10-norpregna-4,16-diene-3,20-dione

Publications (1)

Publication Number Publication Date
CA923145A true CA923145A (en) 1973-03-20

Family

ID=25666138

Family Applications (3)

Application Number Title Priority Date Filing Date
CA140442A Expired CA921461A (en) 1968-08-05 1972-04-24 Intermediates in the preparation of dl-10-norpregna-4,16-diene-3,20-dione
CA140443A Expired CA923145A (en) 1968-08-05 1972-04-24 Intermediates in the preparation of dl-10-norpregna-4,16-diene-3,20-dione
CA140441A Expired CA925880A (en) 1968-08-05 1972-04-24 Intermediates in the preparation of dl-10-norpregna-4,16-diene-3,20-dione

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CA140442A Expired CA921461A (en) 1968-08-05 1972-04-24 Intermediates in the preparation of dl-10-norpregna-4,16-diene-3,20-dione

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA140441A Expired CA925880A (en) 1968-08-05 1972-04-24 Intermediates in the preparation of dl-10-norpregna-4,16-diene-3,20-dione

Country Status (1)

Country Link
CA (3) CA921461A (en)

Also Published As

Publication number Publication date
CA921461A (en) 1973-02-20
CA925880A (en) 1973-05-08

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