NL163204C - PROCESS FOR THE PREPARATION OF BETA-ISOFORON. - Google Patents
PROCESS FOR THE PREPARATION OF BETA-ISOFORON.Info
- Publication number
- NL163204C NL163204C NL7502282A NL7502282A NL163204C NL 163204 C NL163204 C NL 163204C NL 7502282 A NL7502282 A NL 7502282A NL 7502282 A NL7502282 A NL 7502282A NL 163204 C NL163204 C NL 163204C
- Authority
- NL
- Netherlands
- Prior art keywords
- isoforon
- beta
- preparation
- Prior art date
Links
Classifications
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH293374A CH599085A5 (en) | 1974-03-01 | 1974-03-01 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7502282A NL7502282A (en) | 1975-09-03 |
NL163204B NL163204B (en) | 1980-03-17 |
NL163204C true NL163204C (en) | 1980-08-15 |
Family
ID=4244889
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7502282A NL163204C (en) | 1974-03-01 | 1975-02-26 | PROCESS FOR THE PREPARATION OF BETA-ISOFORON. |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS548650B2 (en) |
AT (1) | AT339273B (en) |
BE (1) | BE826113A (en) |
CH (1) | CH599085A5 (en) |
DE (1) | DE2508779C2 (en) |
FR (1) | FR2262656B1 (en) |
GB (1) | GB1446537A (en) |
IT (1) | IT1031790B (en) |
NL (1) | NL163204C (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60246662A (en) * | 1984-12-28 | 1985-12-06 | Hitachi Ltd | Semiconductor device |
DE3735211A1 (en) * | 1987-10-17 | 1989-04-27 | Huels Chemische Werke Ag | METHOD FOR PRODUCING BETA-ISOPHORONE FROM ALPHA-ISOPHORONE |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1928537C3 (en) * | 1969-06-04 | 1981-03-12 | Exxon Research and Engineering Co., 07036 Linden, N.J. | Process for obtaining pure isophorone |
-
1974
- 1974-03-01 CH CH293374A patent/CH599085A5/xx not_active IP Right Cessation
-
1975
- 1975-02-17 IT IT2033475A patent/IT1031790B/en active
- 1975-02-26 NL NL7502282A patent/NL163204C/en not_active IP Right Cessation
- 1975-02-27 JP JP2349175A patent/JPS548650B2/ja not_active Expired
- 1975-02-28 DE DE19752508779 patent/DE2508779C2/en not_active Expired
- 1975-02-28 AT AT159175A patent/AT339273B/en active
- 1975-02-28 BE BE153850A patent/BE826113A/en not_active IP Right Cessation
- 1975-02-28 FR FR7506311A patent/FR2262656B1/fr not_active Expired
- 1975-02-28 GB GB844675A patent/GB1446537A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL7502282A (en) | 1975-09-03 |
FR2262656B1 (en) | 1980-09-26 |
NL163204B (en) | 1980-03-17 |
GB1446537A (en) | 1976-08-18 |
BE826113A (en) | 1975-08-28 |
JPS548650B2 (en) | 1979-04-17 |
JPS50117710A (en) | 1975-09-16 |
ATA159175A (en) | 1977-02-15 |
DE2508779A1 (en) | 1975-09-04 |
DE2508779C2 (en) | 1986-02-13 |
AT339273B (en) | 1977-10-10 |
CH599085A5 (en) | 1978-05-12 |
IT1031790B (en) | 1979-05-10 |
FR2262656A1 (en) | 1975-09-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
SNR | Assignments of patents or rights arising from examined patent applications |
Owner name: F. HOFFMANN-LA ROCHE AG |
|
V1 | Lapsed because of non-payment of the annual fee |