GB1166488A - A-nor-Steroids - Google Patents

A-nor-Steroids

Info

Publication number
GB1166488A
GB1166488A GB46944/66A GB4694466A GB1166488A GB 1166488 A GB1166488 A GB 1166488A GB 46944/66 A GB46944/66 A GB 46944/66A GB 4694466 A GB4694466 A GB 4694466A GB 1166488 A GB1166488 A GB 1166488A
Authority
GB
United Kingdom
Prior art keywords
methylene
give
hydroxy
substituted
product
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
GB46944/66A
Other languages
English (en)
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.)
Merck and Co Inc
Original Assignee
Merck and Co 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 Merck and Co Inc filed Critical Merck and Co Inc
Publication of GB1166488A publication Critical patent/GB1166488A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J61/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton has been modified by contraction of only one ring by one or two atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J75/00—Processes for the preparation of steroids in general
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
GB46944/66A 1965-10-21 1966-10-20 A-nor-Steroids Expired GB1166488A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US50025265A 1965-10-21 1965-10-21

Publications (1)

Publication Number Publication Date
GB1166488A true GB1166488A (en) 1969-10-08

Family

ID=23988647

Family Applications (1)

Application Number Title Priority Date Filing Date
GB46944/66A Expired GB1166488A (en) 1965-10-21 1966-10-20 A-nor-Steroids

Country Status (5)

Country Link
US (1) US3439040A (enExample)
BR (1) BR6683857D0 (enExample)
DE (1) DE1593100A1 (enExample)
GB (1) GB1166488A (enExample)
NL (1) NL6614983A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3686317A (en) * 1968-09-17 1972-08-22 American Home Prod A-nor-13-ethyl-17-hydroxy-a-norgon-3-en-2-one

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3210406A (en) * 1958-10-09 1965-10-05 Olin Mathieson A-norandrostenes and preparation thereof

Also Published As

Publication number Publication date
DE1593100A1 (de) 1970-06-18
US3439040A (en) 1969-04-15
NL6614983A (enExample) 1967-04-24
BR6683857D0 (pt) 1973-12-04

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees