BE875327A - 3-acetoxy-9beta, 11beta-epoxy-trienen en -dienen en de bereiding van de overeenkomstige 6 alpha -halogeen-1,4-dieen-3-onen en 6 alpha-halogeen-4-een-3onen - Google Patents

3-acetoxy-9beta, 11beta-epoxy-trienen en -dienen en de bereiding van de overeenkomstige 6 alpha -halogeen-1,4-dieen-3-onen en 6 alpha-halogeen-4-een-3onen

Info

Publication number
BE875327A
BE875327A BE2/57706A BE2057706A BE875327A BE 875327 A BE875327 A BE 875327A BE 2/57706 A BE2/57706 A BE 2/57706A BE 2057706 A BE2057706 A BE 2057706A BE 875327 A BE875327 A BE 875327A
Authority
BE
Belgium
Prior art keywords
emi
halogen
alpha
preparation
temperature
Prior art date
Application number
BE2/57706A
Other languages
English (en)
Dutch (nl)
Original Assignee
Prochem Ets
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 Prochem Ets filed Critical Prochem Ets
Publication of BE875327A publication Critical patent/BE875327A/nl

Links

Classifications

    • 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
    • C07J71/0015—Oxiranes at position 9(11)
    • 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
    • C07J71/0026—Oxygen-containing hetero ring cyclic ketals
    • C07J71/0031—Oxygen-containing hetero ring cyclic ketals at positions 16, 17

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
BE2/57706A 1978-04-05 1979-04-05 3-acetoxy-9beta, 11beta-epoxy-trienen en -dienen en de bereiding van de overeenkomstige 6 alpha -halogeen-1,4-dieen-3-onen en 6 alpha-halogeen-4-een-3onen BE875327A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7803655 1978-04-05

Publications (1)

Publication Number Publication Date
BE875327A true BE875327A (nl) 1979-10-05

Family

ID=19830603

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2/57706A BE875327A (nl) 1978-04-05 1979-04-05 3-acetoxy-9beta, 11beta-epoxy-trienen en -dienen en de bereiding van de overeenkomstige 6 alpha -halogeen-1,4-dieen-3-onen en 6 alpha-halogeen-4-een-3onen

Country Status (2)

Country Link
JP (1) JPS5547700A (https=)
BE (1) BE875327A (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4188322A (en) * 1978-04-28 1980-02-12 Blasinachim S.P.A. Process for the preparation of 6-halo-pregnanes

Also Published As

Publication number Publication date
JPS6363555B2 (https=) 1988-12-07
JPS5547700A (en) 1980-04-04

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Legal Events

Date Code Title Description
CA Change of address of the owner of the patent

Owner name: *SIBLA S.R.L.:VIA DELLA SPIGA 26, I-MILAAN

Effective date: 19880125

CH Change of patent owner

Owner name: *SIBLA S.R.L.

Effective date: 19880125

RE Patent lapsed

Owner name: SIBLA S.R.L.

Effective date: 19930430