CH431508A - Verfahren zur Ketalisierung der 3-Oxogruppe in 5(10)-3-Oxo-19-nor-steroiden - Google Patents
Verfahren zur Ketalisierung der 3-Oxogruppe in 5(10)-3-Oxo-19-nor-steroidenInfo
- Publication number
- CH431508A CH431508A CH706561A CH706561A CH431508A CH 431508 A CH431508 A CH 431508A CH 706561 A CH706561 A CH 706561A CH 706561 A CH706561 A CH 706561A CH 431508 A CH431508 A CH 431508A
- Authority
- CH
- Switzerland
- Prior art keywords
- oxo
- ketalization
- steroids
- group
- oxo group
- Prior art date
Links
Classifications
-
- 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
-
- 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)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH706561A CH431508A (de) | 1961-06-16 | 1961-06-16 | Verfahren zur Ketalisierung der 3-Oxogruppe in 5(10)-3-Oxo-19-nor-steroiden |
CH940661A CH467763A (de) | 1961-06-16 | 1961-08-10 | Verfahren zur Ketalisierung der 3-Oxogruppe in 5(10)-3-Oxo-19-nor-steroiden |
GB2275962A GB968746A (en) | 1961-06-16 | 1962-06-13 | 19-nor-steroid-ketals and process for their manufacture |
US202085A US3178456A (en) | 1961-06-16 | 1962-06-13 | 19-nor-steroid-ketals and process for their manufacture |
AT483462A AT247528B (de) | 1961-06-16 | 1962-06-15 | Verfahren zur Herstellung von 3-Oxo-19-nor-steroid-ketalen |
BR140057/62A BR6240057D0 (pt) | 1961-06-16 | 1962-06-15 | Processo para a fabricacao de 19-nor-esteroidecetais |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH706561A CH431508A (de) | 1961-06-16 | 1961-06-16 | Verfahren zur Ketalisierung der 3-Oxogruppe in 5(10)-3-Oxo-19-nor-steroiden |
Publications (1)
Publication Number | Publication Date |
---|---|
CH431508A true CH431508A (de) | 1967-03-15 |
Family
ID=4319366
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH706561A CH431508A (de) | 1961-06-16 | 1961-06-16 | Verfahren zur Ketalisierung der 3-Oxogruppe in 5(10)-3-Oxo-19-nor-steroiden |
Country Status (3)
Country | Link |
---|---|
US (1) | US3178456A (de) |
BR (1) | BR6240057D0 (de) |
CH (1) | CH431508A (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3311645A (en) * | 1964-07-16 | 1967-03-28 | Parke Davis & Co | 4-methyl-17alpha-ethinyl estra-1, 3, 5(10)-triene compounds |
NL128815C (de) * | 1965-03-16 | |||
US3340251A (en) * | 1965-10-18 | 1967-09-05 | Merck & Co Inc | 17beta-hydroxy-17alpha-halohydrocarbon-19-nor-androst-4-ene-3-ones and the delta5(10)-isomers thereof |
FR2407940A1 (fr) * | 1977-11-08 | 1979-06-01 | Roussel Uclaf | Nouveaux derives steroides 17 a-aryle, ou 17 a-heteroaryle, leur procede de preparation et leur application comme medicament |
DE10049736A1 (de) * | 2000-09-29 | 2002-04-18 | Jenapharm Gmbh | 17alpha-Fluoralkylsteroide, Verfahren zu deren Herstellung und diese Verbindungen enthaltende pharmazeutische Zusammensetzungen |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2773888A (en) * | 1952-11-24 | 1956-12-11 | Schering Corp | Process for the manufacture of 3-ketals of polyketo steroids and products obtained thereby |
US3032552A (en) * | 1954-04-08 | 1962-05-01 | Syntex Sa | 1-methyl steroids of the androstane series |
US2927921A (en) * | 1954-05-19 | 1960-03-08 | Schering Corp | Process for the manufacture of 3-ketals of polyketo steroids and products obtained thereby |
US3067214A (en) * | 1960-04-20 | 1962-12-04 | Merck & Co Inc | Haloethisterone compounds |
US3058976A (en) * | 1960-06-27 | 1962-10-16 | Merck & Co Inc | 3, 3-dimethoxy-20-spirox-5(10)-ene-21-one and process of preparation |
US3014933A (en) * | 1961-03-22 | 1961-12-26 | Rao Pemmaraju Narasimha | Manufacture of 19-nortestosterone-17-propionate |
US3069421A (en) * | 1961-04-12 | 1962-12-18 | Roussel Uclaf | Process for the preparation of delta5(10)-estrene-17beta-ol-3-one and intermediates |
-
1961
- 1961-06-16 CH CH706561A patent/CH431508A/de unknown
-
1962
- 1962-06-13 US US202085A patent/US3178456A/en not_active Expired - Lifetime
- 1962-06-15 BR BR140057/62A patent/BR6240057D0/pt unknown
Also Published As
Publication number | Publication date |
---|---|
BR6240057D0 (pt) | 1973-05-24 |
US3178456A (en) | 1965-04-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CH429716A (de) | Verfahren zur Herstellung von 17a-Acyloxy-21-hydroxy-Steroiden | |
CH420067A (de) | Verfahren zur Herstellung von ortho-Alkylphenolen | |
CH460776A (de) | Verfahren zur Herstellung von Triazolidinen | |
CH425813A (de) | Verfahren zur Herstellung von Trialkalinitrilotriacetat | |
CH476688A (de) | Verfahren zur Herstellung von alpha-Chlor-beta-oxo-carbonsäureamiden | |
CH431508A (de) | Verfahren zur Ketalisierung der 3-Oxogruppe in 5(10)-3-Oxo-19-nor-steroiden | |
AT255031B (de) | Verfahren zur Herstellung von 1-Glykosyl-6-azauracilen | |
CH420186A (de) | Verfahren zur Herstellung von 2-Amino-benzophenonen | |
CH422855A (de) | Fahrbahnbelag und Verfahren zu dessen Herstellung | |
CH420185A (de) | Verfahren zur Herstellung von 5-Mononucleotiden | |
AT241687B (de) | Verfahren zur Herstellung von α-Aminobenzylpenicillin | |
AT239438B (de) | Verfahren zur Herstellung von α-Aminobenzylpenicillin | |
CH413836A (de) | Verfahren zur Herstellung von Distilbazolen | |
CH420135A (de) | Verfahren zur Herstellung von 16-Alkylpregnenen | |
CH420168A (de) | Verfahren zur Herstellung von Sulfapyrimidinen | |
CH419146A (de) | Verfahren zur Herstellung von 3-Phenyl-7-pyrazolyl-cumarinen | |
CH459228A (de) | Verfahren zur Herstellung von Nucleosiden | |
CH395046A (de) | Verfahren zur Herstellung von Polyoxyalkylen-alkylglukosiden | |
AT251205B (de) | Verfahren zur Herstellung von Hydroxycobalamin aus Cyanocobalamin | |
CH446392A (de) | Verfahren zur Herstellung von Diphenylalkanolaminen | |
CH438304A (de) | Verfahren zur Herstellung von Benzolsulfonylsemicarbaziden | |
CH401026A (de) | Verfahren zur Herstellung von B-Ketoamiden | |
CH439291A (de) | Verfahren zur Herstellung von Thiazolosteroiden | |
CH409573A (de) | Verfahren zur Emaillierung | |
CH402854A (de) | Verfahren zur Herstellung von 6a-Difluormethylsteroiden |