BE790256A - Nouveaux steroides - Google Patents

Nouveaux steroides

Info

Publication number
BE790256A
BE790256A BE790256DA BE790256A BE 790256 A BE790256 A BE 790256A BE 790256D A BE790256D A BE 790256DA BE 790256 A BE790256 A BE 790256A
Authority
BE
Belgium
Prior art keywords
new steroids
steroids
new
Prior art date
Application number
Other languages
English (en)
French (fr)
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.)
Publication date
Publication of BE790256A publication Critical patent/BE790256A/xx

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)
BE790256D 1971-10-19 Nouveaux steroides BE790256A (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BE790256A true BE790256A (fr) 1973-04-18

Family

ID=10449399

Family Applications (1)

Application Number Title Priority Date Filing Date
BE790256D BE790256A (fr) 1971-10-19 Nouveaux steroides

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

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
FR2157882A1 (OSRAM) 1973-06-08
HU165197B (OSRAM) 1974-07-27
GB1410767A (en) 1975-10-22
AU4791072A (en) 1974-04-26

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