BE825055A - Procede de raffinage d'acide 11-cyano-undecanoique - Google Patents
Procede de raffinage d'acide 11-cyano-undecanoiqueInfo
- Publication number
- BE825055A BE825055A BE152943A BE152943A BE825055A BE 825055 A BE825055 A BE 825055A BE 152943 A BE152943 A BE 152943A BE 152943 A BE152943 A BE 152943A BE 825055 A BE825055 A BE 825055A
- Authority
- BE
- Belgium
- Prior art keywords
- cyano
- refining process
- undecanoic acid
- acid refining
- undecanoic
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP49014103A JPS5147690B2 (ja) | 1974-02-05 | 1974-02-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE825055A true BE825055A (fr) | 1975-05-15 |
Family
ID=11851774
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE152943A BE825055A (fr) | 1974-02-05 | 1975-01-31 | Procede de raffinage d'acide 11-cyano-undecanoique |
Country Status (7)
Country | Link |
---|---|
US (1) | US3987071A (ja) |
JP (1) | JPS5147690B2 (ja) |
BE (1) | BE825055A (ja) |
CA (1) | CA1044702A (ja) |
DE (1) | DE2503740B2 (ja) |
FR (1) | FR2259815B1 (ja) |
GB (1) | GB1491771A (ja) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2862940A (en) * | 1952-11-27 | 1958-12-02 | Otsuki Hiroshi | Process for the production of omegaamino acids |
US3217027A (en) * | 1961-11-02 | 1965-11-09 | Dow Chemical Co | Purification of cyanoaliphatic acids |
GB894720A (en) * | 1980-02-25 | 1962-04-26 | Dehydag Deutsch Hydrierwerke G | Process for the purification of dark-coloured crude fatty acid amides |
-
1974
- 1974-02-05 JP JP49014103A patent/JPS5147690B2/ja not_active Expired
-
1975
- 1975-01-21 GB GB2522/75A patent/GB1491771A/en not_active Expired
- 1975-01-23 US US05/543,446 patent/US3987071A/en not_active Expired - Lifetime
- 1975-01-24 CA CA218,608A patent/CA1044702A/en not_active Expired
- 1975-01-30 DE DE2503740A patent/DE2503740B2/de active Granted
- 1975-01-31 BE BE152943A patent/BE825055A/xx not_active IP Right Cessation
- 1975-02-04 FR FR7503451A patent/FR2259815B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2503740C3 (ja) | 1979-10-18 |
GB1491771A (en) | 1977-11-16 |
JPS50106923A (ja) | 1975-08-22 |
FR2259815B1 (ja) | 1977-04-15 |
JPS5147690B2 (ja) | 1976-12-16 |
FR2259815A1 (ja) | 1975-08-29 |
DE2503740A1 (de) | 1975-08-28 |
US3987071A (en) | 1976-10-19 |
CA1044702A (en) | 1978-12-19 |
DE2503740B2 (de) | 1979-02-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: URE INDUSTRIES LTD Effective date: 19840131 |