GB1358664A - 2,2-dimethyl-6,7-difluoromethylene-20-spiroxane compounds - Google Patents

2,2-dimethyl-6,7-difluoromethylene-20-spiroxane compounds

Info

Publication number
GB1358664A
GB1358664A GB3451472A GB3451472A GB1358664A GB 1358664 A GB1358664 A GB 1358664A GB 3451472 A GB3451472 A GB 3451472A GB 3451472 A GB3451472 A GB 3451472A GB 1358664 A GB1358664 A GB 1358664A
Authority
GB
United Kingdom
Prior art keywords
difluoromethylene
dimethyl
ols
july
oxidizing
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
GB3451472A
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 GB1358664A publication Critical patent/GB1358664A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J75/00—Processes for the preparation of steroids in general

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB3451472A 1971-07-28 1972-07-24 2,2-dimethyl-6,7-difluoromethylene-20-spiroxane compounds Expired GB1358664A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16701771A 1971-07-28 1971-07-28

Publications (1)

Publication Number Publication Date
GB1358664A true GB1358664A (en) 1974-07-03

Family

ID=22605605

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3451472A Expired GB1358664A (en) 1971-07-28 1972-07-24 2,2-dimethyl-6,7-difluoromethylene-20-spiroxane compounds

Country Status (6)

Country Link
US (1) US3736317A (enExample)
CH (1) CH572491A5 (enExample)
DE (1) DE2236990A1 (enExample)
FR (1) FR2147260B1 (enExample)
GB (1) GB1358664A (enExample)
NL (1) NL7209584A (enExample)

Also Published As

Publication number Publication date
NL7209584A (enExample) 1973-01-30
US3736317A (en) 1973-05-29
DE2236990A1 (de) 1973-02-08
FR2147260A1 (enExample) 1973-03-09
CH572491A5 (enExample) 1976-02-13
FR2147260B1 (enExample) 1976-04-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee