CH439272A - Verfahren zur Herstellung von a, a,-Äthylenketonen - Google Patents
Verfahren zur Herstellung von a, a,-ÄthylenketonenInfo
- Publication number
- CH439272A CH439272A CH12964A CH12964A CH439272A CH 439272 A CH439272 A CH 439272A CH 12964 A CH12964 A CH 12964A CH 12964 A CH12964 A CH 12964A CH 439272 A CH439272 A CH 439272A
- Authority
- CH
- Switzerland
- Prior art keywords
- preparation
- ethylene ketones
- ketones
- ethylene
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J53/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton has been modified by condensation with a carbocyclic rings or by formation of an additional ring by means of a direct link between two ring carbon atoms, including carboxyclic rings fused to the cyclopenta(a)hydrophenanthrene skeleton are included in this class
- C07J53/001—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton has been modified by condensation with a carbocyclic rings or by formation of an additional ring by means of a direct link between two ring carbon atoms, including carboxyclic rings fused to the cyclopenta(a)hydrophenanthrene skeleton are included in this class spiro-linked
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/673—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by change of size of the carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/385—Saturated compounds containing a keto group being part of a ring
- C07C49/417—Saturated compounds containing a keto group being part of a ring polycyclic
- C07C49/423—Saturated compounds containing a keto group being part of a ring polycyclic a keto group being part of a condensed ring system
- C07C49/427—Saturated compounds containing a keto group being part of a ring polycyclic a keto group being part of a condensed ring system having two rings
- C07C49/443—Saturated compounds containing a keto group being part of a ring polycyclic a keto group being part of a condensed ring system having two rings the condensed ring system containing eight or nine carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J9/00—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of more than two carbon atoms, e.g. cholane, cholestane, coprostane
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Steroid Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DESCH32647A DE1287073B (de) | 1963-01-22 | 1963-01-22 | Verfahren zur Herstellung von ª‡,ª‡-AEthylenketonen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH439272A true CH439272A (de) | 1967-07-15 |
Family
ID=7432517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH12964A CH439272A (de) | 1963-01-22 | 1964-01-07 | Verfahren zur Herstellung von a, a,-Äthylenketonen |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3262948A (de) |
| CH (1) | CH439272A (de) |
| DE (1) | DE1287073B (de) |
| GB (1) | GB1015622A (de) |
| NL (1) | NL141856B (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH559153A5 (de) * | 1969-07-16 | 1975-02-28 | Schering Ag |
-
1963
- 1963-01-22 DE DESCH32647A patent/DE1287073B/de active Pending
-
1964
- 1964-01-07 CH CH12964A patent/CH439272A/de unknown
- 1964-01-10 NL NL646400112A patent/NL141856B/xx unknown
- 1964-01-14 GB GB1704/64A patent/GB1015622A/en not_active Expired
- 1964-01-21 US US339078A patent/US3262948A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE1287073B (de) | 1969-01-16 |
| NL6400112A (de) | 1964-07-23 |
| GB1015622A (en) | 1966-01-05 |
| NL141856B (nl) | 1974-04-16 |
| US3262948A (en) | 1966-07-26 |
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