BE740684A - - Google Patents

Info

Publication number
BE740684A
BE740684A BE740684DA BE740684A BE 740684 A BE740684 A BE 740684A BE 740684D A BE740684D A BE 740684DA BE 740684 A BE740684 A BE 740684A
Authority
BE
Belgium
Application number
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 DE19681805236 external-priority patent/DE1805236C3/de
Application filed filed Critical
Publication of BE740684A publication Critical patent/BE740684A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J61/00Steroids in which the cyclopenta(a)hydrophenanthrene skeleton has been modified by contraction of only one ring by one or two atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J75/00Processes for the preparation of steroids in general

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
BE740684D 1968-10-25 1969-10-23 BE740684A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681805236 DE1805236C3 (de) 1968-10-25 Verfahren zur Herstellung von 19-Nor-steroiden

Publications (1)

Publication Number Publication Date
BE740684A true BE740684A (es) 1970-04-23

Family

ID=5711554

Family Applications (1)

Application Number Title Priority Date Filing Date
BE740684D BE740684A (es) 1968-10-25 1969-10-23

Country Status (15)

Country Link
US (1) US3655649A (es)
JP (1) JPS514992B1 (es)
AT (1) AT314097B (es)
BE (1) BE740684A (es)
BR (1) BR6913178D0 (es)
CH (1) CH547268A (es)
CS (1) CS170518B2 (es)
DK (1) DK127416B (es)
ES (1) ES372886A1 (es)
FR (1) FR2021533B1 (es)
GB (1) GB1231296A (es)
IL (1) IL32984A (es)
NL (1) NL6913697A (es)
PL (1) PL80286B1 (es)
SE (1) SE352351B (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE757286A (fr) * 1969-10-10 1971-04-09 Ciba Geigy Nouvelle 6alpha-methyl-19-nor progesterone et procede pour sa preparation
JPS5614675B2 (es) * 1973-06-16 1981-04-06
ATE123533T1 (de) * 1989-04-04 1995-06-15 Biopure Corp Enzymatisches verfahren zur herstellung von 7- aminocephalosporansäure.
HU216828B (hu) * 1995-12-22 1999-09-28 Richter Gedeon Vegyészeti Gyár Rt. Szteránvázas vegyületek, eljárás ezek előállítására, az ezeket tartalmazó gyógyászati készítmények és intermedierjeik
GB0304927D0 (en) * 2003-03-04 2003-04-09 Resolution Chemicals Ltd Process for the production of tibolone
CN107955052B (zh) * 2011-12-23 2024-07-05 晶体制药独资有限公司 炔基化16-取代-17-酮基类固醇的方法

Also Published As

Publication number Publication date
CH547268A (de) 1974-03-29
CS170518B2 (es) 1976-08-27
DE1805236B2 (de) 1977-02-24
BR6913178D0 (pt) 1973-02-13
GB1231296A (es) 1971-05-12
SE352351B (es) 1972-12-27
NL6913697A (es) 1970-04-28
FR2021533B1 (es) 1973-03-16
ES372886A1 (es) 1972-02-01
JPS514992B1 (es) 1976-02-16
FR2021533A1 (es) 1970-07-24
PL80286B1 (es) 1975-08-30
DE1805236A1 (de) 1970-06-25
US3655649A (en) 1972-04-11
DK127416B (da) 1973-11-05
IL32984A (en) 1974-03-14
AT314097B (de) 1974-03-25
IL32984A0 (en) 1969-11-30

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