GB1251740A - - Google Patents

Info

Publication number
GB1251740A
GB1251740A GB1251740DA GB1251740A GB 1251740 A GB1251740 A GB 1251740A GB 1251740D A GB1251740D A GB 1251740DA GB 1251740 A GB1251740 A GB 1251740A
Authority
GB
United Kingdom
Prior art keywords
compounds
group
double bond
formula
present
Prior art date
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.)
Expired
Application number
Other languages
English (en)
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 AT1256968A external-priority patent/AT295053B/de
Priority claimed from AT130369A external-priority patent/AT288610B/de
Application filed filed Critical
Publication of GB1251740A publication Critical patent/GB1251740A/en
Expired legal-status Critical Current

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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J75/00—Processes 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)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Cephalosporin Compounds (AREA)
GB1251740D 1968-12-27 1969-12-19 Expired GB1251740A (https=)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT1256968A AT295053B (de) 1968-12-27 1968-12-27 Verfahren zur Herstellung von Androstanderivaten
AT130369A AT288610B (de) 1969-02-10 1969-02-10 Verfahren zur Herstellung von neuen Androstanderivaten

Publications (1)

Publication Number Publication Date
GB1251740A true GB1251740A (https=) 1971-10-27

Family

ID=25595476

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1251740D Expired GB1251740A (https=) 1968-12-27 1969-12-19

Country Status (8)

Country Link
BE (1) BE743724A (https=)
BG (1) BG17806A3 (https=)
ES (1) ES374961A1 (https=)
FR (1) FR2027180A1 (https=)
GB (1) GB1251740A (https=)
NL (1) NL6919283A (https=)
SE (1) SE355017B (https=)
SU (1) SU425390A3 (https=)

Also Published As

Publication number Publication date
SU425390A3 (https=) 1974-04-25
FR2027180A1 (https=) 1970-09-25
BE743724A (https=) 1970-06-24
SE355017B (https=) 1973-04-02
ES374961A1 (es) 1972-02-01
NL6919283A (https=) 1970-06-30
BG17806A3 (https=) 1973-12-25

Similar Documents

Publication Publication Date Title
GB1512258A (en) 18-methyl-19-nor-20-keto-pregnanes and process for their manufacture
GB1242194A (en) A new oestratriol and a process for its manufacture
GB1057117A (en) Processes for preparing steroids compounds and the compounds when thus prepared
GB1251740A (https=)
GB1472300A (en) Process for the manufacture of a delta4-3-ketosteroid-17- propiolactone and of intermediates for such a lactone
GB1368006A (en) 4alpha,7alpha-carbonyl-5-cyano-17-hzydroxy-3-oxo-5beta,17alpha- pregnane-21-carboxylic acid ypsilon-lactone
GB1089788A (en) Process for the production of steroidal lactone compounds and intermediates thereof
GB1127106A (en) Improvements in or relating to 6,6-ethylene spirolactones
GB1152180A (en) delta<8(14)>-Steroids
GB1289020A (https=)
GB1236474A (en) 3-oxo-a,19-bis-nor-b-homo-steroid-5(10)-enes and process for their manufacture
ES379196A1 (es) Procedimiento para la obtencion de derivados de 3 beta, 17 alfa-biacetoxi-ii beta-metil-19-norpregn-4-en-20-ona.
GB1284012A (en) Ozonolysis of steroids
GB1145324A (en) Novel unsaturated steroidal lactone
GB1176229A (en) Preparation of Ethynyl Hydroxy Steroids
GB1309651A (en) Process for the preparation of 3-oxo-19 nor-delta 4- steroids via nitrogenous 4,5-secosteroids
GB1303008A (https=)
GB1291148A (en) Unsaturated piperidyl-steroids
GB1141470A (en) Steroid spiro-diaziprines and-diazirdines
GB1152128A (en) Process and Intermediates for the Manufacture of 19-Hydroxycholestanes
GB1527249A (en) 6-fluoro-16-methyl-pregna-1,4,8-triene-3,20-diones
GB1279993A (en) 08-METHYL-Delta<1>,<4>-ANDROSTADIENES AND PROCESS FOR THEIR MANUFACTURE
GB1051599A (https=)
GB1455909A (en) Intermediates for the preparation of 1 alpha-hydroxychole calciferol and process for the preparation of said intermediates
GB1248225A (en) 05beta,16beta-METHYLENE-STEROIDS

Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees