ZA73718B - 3-keto-7(a,b)-loweralkyl-delta5-steroids and process for preparing same - Google Patents

3-keto-7(a,b)-loweralkyl-delta5-steroids and process for preparing same

Info

Publication number
ZA73718B
ZA73718B ZA730718A ZA73718A ZA73718B ZA 73718 B ZA73718 B ZA 73718B ZA 730718 A ZA730718 A ZA 730718A ZA 73718 A ZA73718 A ZA 73718A ZA 73718 B ZA73718 B ZA 73718B
Authority
ZA
South Africa
Prior art keywords
delta5
loweralkyl
keto
steroids
preparing same
Prior art date
Application number
ZA730718A
Other languages
English (en)
Inventor
J Grunwell
H Benson
V Petrow
Original Assignee
Richardson Merrell 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 Richardson Merrell Inc filed Critical Richardson Merrell Inc
Publication of ZA73718B publication Critical patent/ZA73718B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J63/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton has been modified by expansion of only one ring by one or two atoms
    • C07J63/008—Expansion of ring D by one atom, e.g. D homo steroids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
ZA730718A 1972-03-20 1973-01-31 3-keto-7(a,b)-loweralkyl-delta5-steroids and process for preparing same ZA73718B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00236186A US3833621A (en) 1972-03-20 1972-03-20 3-keto-7(alpha,beta)-loweralkyl-delta5 steroids and process for preparing same

Publications (1)

Publication Number Publication Date
ZA73718B true ZA73718B (en) 1973-10-31

Family

ID=22888483

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA730718A ZA73718B (en) 1972-03-20 1973-01-31 3-keto-7(a,b)-loweralkyl-delta5-steroids and process for preparing same

Country Status (12)

Country Link
US (1) US3833621A (pt)
JP (1) JPS4911870A (pt)
BE (1) BE796909A (pt)
CA (1) CA1004667A (pt)
CH (1) CH586236A5 (pt)
DE (1) DE2309328A1 (pt)
FR (1) FR2181834B1 (pt)
GB (1) GB1416277A (pt)
IL (1) IL41454A (pt)
NL (1) NL7302540A (pt)
SE (1) SE406591B (pt)
ZA (1) ZA73718B (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3917831A (en) * 1972-03-20 1975-11-04 Richardson Merrell Inc 3-Keto-7 {60 ,{62 -loweralkyl-{66 {0 5-steroids
SE418402B (sv) * 1973-03-28 1981-05-25 Hoffmann La Roche Vidareutveckling av forfaranden enligt patentet 404 530 for framstellning av d-homosteroider av pregnanserien
CH601351A5 (pt) * 1973-09-26 1978-07-14 Hoffmann La Roche
DK134348C (da) * 1973-11-30 1977-03-21 Schering Ag Analogifremgangsmade til fremstilling af d-homo-20-ketopregnaner
US4139716A (en) * 1975-04-09 1979-02-13 Hoffmann-La Roche Inc. 19-Nor-D-homopregnanes
CA2100514C (en) * 1992-07-29 2005-03-29 Johannes A. M. Hamersma 17-spiromethylene steroids
US7018993B2 (en) * 2000-06-30 2006-03-28 Chugai Seiyaku Kabushiki Kaisha Antiandrogenic agent

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1492868A (fr) * 1965-04-07 1967-08-25 Upjohn Co Nouveaux stéroïdes du type androstène et leur procédé de préparation

Also Published As

Publication number Publication date
JPS4911870A (pt) 1974-02-01
US3833621A (en) 1974-09-03
BE796909A (fr) 1973-07-16
SE406591B (sv) 1979-02-19
NL7302540A (pt) 1973-09-24
FR2181834B1 (pt) 1977-04-22
CA1004667A (en) 1977-02-01
IL41454A0 (en) 1973-04-30
GB1416277A (en) 1975-12-03
CH586236A5 (pt) 1977-03-31
FR2181834A1 (pt) 1973-12-07
AU5197173A (en) 1974-08-08
DE2309328A1 (de) 1973-10-04
IL41454A (en) 1977-08-31

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