ATA117571A - PROCESS FOR PRODUCING NEW 18-METHYLENE STEROIDS - Google Patents

PROCESS FOR PRODUCING NEW 18-METHYLENE STEROIDS

Info

Publication number
ATA117571A
ATA117571A AT117571A AT117571A ATA117571A AT A117571 A ATA117571 A AT A117571A AT 117571 A AT117571 A AT 117571A AT 117571 A AT117571 A AT 117571A AT A117571 A ATA117571 A AT A117571A
Authority
AT
Austria
Prior art keywords
producing new
methylene steroids
steroids
methylene
producing
Prior art date
Application number
AT117571A
Other languages
German (de)
Other versions
AT334552B (en
Original Assignee
Ciba Geigy Ag
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
Priority claimed from CH1751368A external-priority patent/CH549002A/en
Priority claimed from AT1240768A external-priority patent/AT301041B/en
Application filed by Ciba Geigy Ag filed Critical Ciba Geigy Ag
Priority to AT117571A priority Critical patent/AT334552B/en
Application granted granted Critical
Publication of AT334552B publication Critical patent/AT334552B/en
Publication of ATA117571A publication Critical patent/ATA117571A/en

Links

AT117571A 1968-11-25 1971-02-11 PROCESS FOR PRODUCING NEW 18-METHYLENE STEROIDS AT334552B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT117571A AT334552B (en) 1968-11-25 1971-02-11 PROCESS FOR PRODUCING NEW 18-METHYLENE STEROIDS

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CH1751368A CH549002A (en) 1968-11-25 1968-11-25 18-Methylene steroids - gestogens, ovulation inhibitors, contraceptive agents and intermediates
AT1240768A AT301041B (en) 1967-12-22 1968-12-20 Process for the production of new 18-methylene steroids
AT117571A AT334552B (en) 1968-11-25 1971-02-11 PROCESS FOR PRODUCING NEW 18-METHYLENE STEROIDS

Publications (2)

Publication Number Publication Date
AT334552B AT334552B (en) 1976-01-25
ATA117571A true ATA117571A (en) 1976-05-15

Family

ID=27147199

Family Applications (1)

Application Number Title Priority Date Filing Date
AT117571A AT334552B (en) 1968-11-25 1971-02-11 PROCESS FOR PRODUCING NEW 18-METHYLENE STEROIDS

Country Status (1)

Country Link
AT (1) AT334552B (en)

Also Published As

Publication number Publication date
AT334552B (en) 1976-01-25

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee