GB1129992A - Steroidal 17-ketals - Google Patents

Steroidal 17-ketals

Info

Publication number
GB1129992A
GB1129992A GB4613665A GB4613665A GB1129992A GB 1129992 A GB1129992 A GB 1129992A GB 4613665 A GB4613665 A GB 4613665A GB 4613665 A GB4613665 A GB 4613665A GB 1129992 A GB1129992 A GB 1129992A
Authority
GB
United Kingdom
Prior art keywords
alkyl
ketals
steroidal
steroids
ketalizing
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
GB4613665A
Inventor
Arthur Eugene Oberster
Roger Eldon Beyler
Lewis Hastings Sarett
Thomas Seth Bry
John Fried
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 GB1129992A publication Critical patent/GB1129992A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J71/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton is condensed with a heterocyclic ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J75/00—Processes for the preparation of steroids in general

Abstract

1,129,992. 9,11-Epoxy-steroids. MERCK & CO. Inc. 4 Nov., 1965 [6 Aug., 1964], No. 46136/65. Heading C2U. Novel steroids of the formula (wherein R is C 1-4 alkyl; R<SP>1</SP> is alkyl, aralkyl or allyl; and R‹ is alkylenedioxy) are prepared by ketalizing 3 - hydroxy - estra - 1,3,5(10),9(11)- tetraen - 17 - one or a' 13 - alkyl homologue thereof, etherifying the product, and epoxidizing this.
GB4613665A 1964-08-06 1964-08-06 Steroidal 17-ketals Expired GB1129992A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4613664 1964-08-06

Publications (1)

Publication Number Publication Date
GB1129992A true GB1129992A (en) 1968-10-09

Family

ID=10439999

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4613665A Expired GB1129992A (en) 1964-08-06 1964-08-06 Steroidal 17-ketals

Country Status (1)

Country Link
GB (1) GB1129992A (en)

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