CA925880A - 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
CA925880A
CA925880A CA140441A CA140441A CA925880A CA 925880 A CA925880 A CA 925880A CA 140441 A CA140441 A CA 140441A CA 140441 A CA140441 A CA 140441A CA 925880 A CA925880 A CA 925880A
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
CA140441A
Other versions
CA140441S (en
Inventor
S. Johnson William
Archer Sydney
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 CA140441A priority Critical patent/CA925880A/en
Application granted granted Critical
Publication of CA925880A publication Critical patent/CA925880A/en
Expired legal-status Critical Current

Links

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

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA140441A CA925880A (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
CA140441A CA925880A (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
CA925880A true CA925880A (en) 1973-05-08

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 (2)

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

Country Status (1)

Country Link
CA (3) CA921461A (en)

Also Published As

Publication number Publication date
CA923145A (en) 1973-03-20
CA921461A (en) 1973-02-20

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