NL183460B - PROCESS FOR THE PREPARATION OF 6-CHLORO-11BETA, 17ALFA, 21-TRIHYDROXYPREGNA-1,4,6-TRIENE-3.20-DION. - Google Patents

PROCESS FOR THE PREPARATION OF 6-CHLORO-11BETA, 17ALFA, 21-TRIHYDROXYPREGNA-1,4,6-TRIENE-3.20-DION.

Info

Publication number
NL183460B
NL183460B NLAANVRAGE8300369,A NL8300369A NL183460B NL 183460 B NL183460 B NL 183460B NL 8300369 A NL8300369 A NL 8300369A NL 183460 B NL183460 B NL 183460B
Authority
NL
Netherlands
Prior art keywords
17alfa
trihydroxypregna
11beta
dion
triene
Prior art date
Application number
NLAANVRAGE8300369,A
Other languages
Dutch (nl)
Other versions
NL8300369A (en
NL183460C (en
Original Assignee
Syntex 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
Priority claimed from US05/550,245 external-priority patent/US3956349A/en
Application filed by Syntex Inc filed Critical Syntex Inc
Publication of NL8300369A publication Critical patent/NL8300369A/en
Publication of NL183460B publication Critical patent/NL183460B/en
Application granted granted Critical
Publication of NL183460C publication Critical patent/NL183460C/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J5/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond
    • C07J5/0046—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond substituted in position 17 alfa
    • C07J5/0053—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond substituted in position 17 alfa not substituted in position 16

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
NLAANVRAGE8300369,A 1975-02-18 1983-02-01 PROCESS FOR PREPARING 6-CHLORO-11BETA, 17ALFA, 21-TRIHYDROXYPREGNA-1,4,6-TRIES-3.20-DION. NL183460C (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US55024575 1975-02-18
US05/550,245 US3956349A (en) 1975-02-18 1975-02-18 Process for preparing 3-enol ethers of 11β-hydroxy-Δ4 -pregnene-3-ones and derivatives thereof
NL7601223 1976-02-06
NLAANVRAGE7601223,A NL183461C (en) 1975-02-18 1976-02-06 PROCESS FOR PREPARING 3-ETHOXY-11BETA-HYDROXY-3,5-PREGNADIENE DERIVATIVES.

Publications (3)

Publication Number Publication Date
NL8300369A NL8300369A (en) 1983-06-01
NL183460B true NL183460B (en) 1988-06-01
NL183460C NL183460C (en) 1988-11-01

Family

ID=26645178

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE8300369,A NL183460C (en) 1975-02-18 1983-02-01 PROCESS FOR PREPARING 6-CHLORO-11BETA, 17ALFA, 21-TRIHYDROXYPREGNA-1,4,6-TRIES-3.20-DION.

Country Status (1)

Country Link
NL (1) NL183460C (en)

Also Published As

Publication number Publication date
NL8300369A (en) 1983-06-01
NL183460C (en) 1988-11-01

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Legal Events

Date Code Title Description
A1C A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee