FR2003255B1 - - Google Patents

Info

Publication number
FR2003255B1
FR2003255B1 FR696905957A FR6905957A FR2003255B1 FR 2003255 B1 FR2003255 B1 FR 2003255B1 FR 696905957 A FR696905957 A FR 696905957A FR 6905957 A FR6905957 A FR 6905957A FR 2003255 B1 FR2003255 B1 FR 2003255B1
Authority
FR
France
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
FR696905957A
Other versions
FR2003255A1 (fr
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.)
ER Squibb and Sons LLC
Original Assignee
ER Squibb and Sons LLC
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 ER Squibb and Sons LLC filed Critical ER Squibb and Sons LLC
Publication of FR2003255A1 publication Critical patent/FR2003255A1/fr
Application granted granted Critical
Publication of FR2003255B1 publication Critical patent/FR2003255B1/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J73/00—Steroids in which the cyclopenta[a]hydrophenanthrene skeleton has been modified by substitution of one or two carbon atoms by hetero atoms
    • C07J73/001—Steroids in which the cyclopenta[a]hydrophenanthrene skeleton has been modified by substitution of one or two carbon atoms by hetero atoms by one hetero atom
    • C07J73/003—Steroids in which the cyclopenta[a]hydrophenanthrene skeleton has been modified by substitution of one or two carbon atoms by hetero atoms by one hetero atom by oxygen as hetero atom

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
FR696905957A 1968-03-05 1969-03-05 Expired FR2003255B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71065168A 1968-03-05 1968-03-05

Publications (2)

Publication Number Publication Date
FR2003255A1 FR2003255A1 (fr) 1969-11-07
FR2003255B1 true FR2003255B1 (fr) 1973-08-10

Family

ID=24854955

Family Applications (2)

Application Number Title Priority Date Filing Date
FR696905957A Expired FR2003255B1 (fr) 1968-03-05 1969-03-05
FR7106498A Expired FR2081317B1 (fr) 1968-03-05 1971-02-25

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR7106498A Expired FR2081317B1 (fr) 1968-03-05 1971-02-25

Country Status (5)

Country Link
US (1) US3517034A (fr)
CH (1) CH493442A (fr)
DE (1) DE1911289A1 (fr)
FR (2) FR2003255B1 (fr)
GB (1) GB1261981A (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3284505A (en) * 1964-04-08 1966-11-08 Smith Kline French Lab 19-nor-b-nortestosterones
US3417106A (en) * 1964-11-16 1968-12-17 Syntex Corp 4-oxa-19-nor-delta1,5(10)-pregnadiene-3,20-dione steroids and their preparation
US3365466A (en) * 1965-03-08 1968-01-23 Squibb & Sons Inc 2-oxa-androstanes and their preparation

Also Published As

Publication number Publication date
US3517034A (en) 1970-06-23
DE1911289A1 (de) 1969-10-09
FR2081317A1 (fr) 1971-12-03
GB1261981A (en) 1972-02-02
CH493442A (fr) 1970-07-15
FR2081317B1 (fr) 1974-09-06
FR2003255A1 (fr) 1969-11-07

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Legal Events

Date Code Title Description
ST Notification of lapse