FR2157882A1 - - Google Patents

Info

Publication number
FR2157882A1
FR2157882A1 FR7236950A FR7236950A FR2157882A1 FR 2157882 A1 FR2157882 A1 FR 2157882A1 FR 7236950 A FR7236950 A FR 7236950A FR 7236950 A FR7236950 A FR 7236950A FR 2157882 A1 FR2157882 A1 FR 2157882A1
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.)
Granted
Application number
FR7236950A
Other languages
French (fr)
Other versions
FR2157882B1 (OSRAM
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.)
Gist Brocades NV
Original Assignee
Gist Brocades NV
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 Gist Brocades NV filed Critical Gist Brocades NV
Publication of FR2157882A1 publication Critical patent/FR2157882A1/fr
Application granted granted Critical
Publication of FR2157882B1 publication Critical patent/FR2157882B1/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J53/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton has been modified by condensation with a carbocyclic rings or by formation of an additional ring by means of a direct link between two ring carbon atoms, including carboxyclic rings fused to the cyclopenta(a)hydrophenanthrene skeleton are included in this class
    • C07J53/002—Carbocyclic rings fused
    • C07J53/004—3 membered carbocyclic rings
    • C07J53/005—3 membered carbocyclic rings in position 12
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J1/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, not substituted in position 17 beta by a carbon atom, e.g. estrane, androstane
    • C07J1/0003—Androstane derivatives
    • C07J1/0014—Androstane derivatives substituted in position 17 alfa, not substituted in position 17 beta
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J21/00—Normal steroids containing carbon, hydrogen, halogen or oxygen having an oxygen-containing hetero ring spiro-condensed with the cyclopenta(a)hydrophenanthrene skeleton
    • C07J21/005—Ketals
    • C07J21/008—Ketals at position 17
    • 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
    • C07J71/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton is condensed with a heterocyclic ring
    • C07J71/0005—Oxygen-containing hetero ring
    • C07J71/001—Oxiranes
    • 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
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
FR7236950A 1971-10-19 1972-10-18 Expired FR2157882B1 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4864871A GB1410767A (en) 1971-10-19 1971-10-19 Anrostane derivatives

Publications (2)

Publication Number Publication Date
FR2157882A1 true FR2157882A1 (OSRAM) 1973-06-08
FR2157882B1 FR2157882B1 (OSRAM) 1975-10-17

Family

ID=10449399

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7236950A Expired FR2157882B1 (OSRAM) 1971-10-19 1972-10-18

Country Status (11)

Country Link
US (1) US3816405A (OSRAM)
JP (1) JPS4848460A (OSRAM)
BE (1) BE790256A (OSRAM)
CA (1) CA989389A (OSRAM)
CH (1) CH599245A5 (OSRAM)
DE (1) DE2251098A1 (OSRAM)
FR (1) FR2157882B1 (OSRAM)
GB (1) GB1410767A (OSRAM)
HU (1) HU165197B (OSRAM)
NL (1) NL7214125A (OSRAM)
SE (1) SE403293B (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114436793B (zh) * 2022-01-25 2023-12-26 赣南医学院 一种温和的α,α′-二芳基酮的合成方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Also Published As

Publication number Publication date
FR2157882B1 (OSRAM) 1975-10-17
DE2251098A1 (de) 1973-04-26
NL7214125A (OSRAM) 1973-04-25
CH599245A5 (OSRAM) 1978-05-31
CA989389A (en) 1976-05-18
JPS4848460A (OSRAM) 1973-07-09
US3816405A (en) 1974-06-11
SE403293B (sv) 1978-08-07
HU165197B (OSRAM) 1974-07-27
BE790256A (fr) 1973-04-18
GB1410767A (en) 1975-10-22
AU4791072A (en) 1974-04-26

Similar Documents

Publication Publication Date Title
ATA136472A (OSRAM)
AR196074A1 (OSRAM)
FR2157882B1 (OSRAM)
AU3005371A (OSRAM)
AU2941471A (OSRAM)
AU2742671A (OSRAM)
AU2485671A (OSRAM)
AU2894671A (OSRAM)
AU2952271A (OSRAM)
AU2755871A (OSRAM)
AR202997Q (OSRAM)
AU2885171A (OSRAM)
AU2740271A (OSRAM)
AU2456871A (OSRAM)
AU2455871A (OSRAM)
AU3038671A (OSRAM)
AU3025871A (OSRAM)
AU2415871A (OSRAM)
AU2963771A (OSRAM)
AU2399971A (OSRAM)
AU1109576A (OSRAM)
AU2940971A (OSRAM)
AU2938071A (OSRAM)
AU2930871A (OSRAM)
AU2927871A (OSRAM)

Legal Events

Date Code Title Description
ST Notification of lapse