FR2434800A1 - Procede pour la fabrication d'hydroxynitriles a partir d'epoxydes et de cetonecyanhydrines - Google Patents
Procede pour la fabrication d'hydroxynitriles a partir d'epoxydes et de cetonecyanhydrinesInfo
- Publication number
- FR2434800A1 FR2434800A1 FR7921583A FR7921583A FR2434800A1 FR 2434800 A1 FR2434800 A1 FR 2434800A1 FR 7921583 A FR7921583 A FR 7921583A FR 7921583 A FR7921583 A FR 7921583A FR 2434800 A1 FR2434800 A1 FR 2434800A1
- Authority
- FR
- France
- Prior art keywords
- hydroxynitriles
- epoxides
- manufacture
- ketonecyanhydrins
- hydrocyanic
- 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.)
- Granted
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)
- Epoxy Compounds (AREA)
Abstract
a. L'invention concerne la fabrication d'hydroxynitriles à partir d'époxydes et de composés cyanhydriques en milieu alcalin. b. On fait réagir un époxyde, aliphatique, cycloaliphatique ou aromatique avec une cétone cyanhydrine répondant à la formule générale :
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19782838536 DE2838536A1 (de) | 1978-09-04 | 1978-09-04 | Verfahren zur herstellung von hydroxinitrilen aus epoxiden und ketoncyanhydrinen |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2434800A1 true FR2434800A1 (fr) | 1980-03-28 |
FR2434800B1 FR2434800B1 (fr) | 1983-09-23 |
Family
ID=6048649
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7921583A Granted FR2434800A1 (fr) | 1978-09-04 | 1979-08-28 | Procede pour la fabrication d'hydroxynitriles a partir d'epoxydes et de cetonecyanhydrines |
Country Status (7)
Country | Link |
---|---|
US (1) | US4246189A (fr) |
JP (1) | JPS5536499A (fr) |
BE (1) | BE878575A (fr) |
DE (1) | DE2838536A1 (fr) |
FR (1) | FR2434800A1 (fr) |
GB (1) | GB2029829B (fr) |
NL (1) | NL7906411A (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4900667A (en) * | 1985-12-19 | 1990-02-13 | Allied-Signal Inc. | One carbon homologation of carbohydrates by transcyanohydrination |
US5136078A (en) * | 1991-02-26 | 1992-08-04 | Eli Lilly And Company | Synthesis of b-cyanohydrins |
DE102006028036A1 (de) * | 2006-06-14 | 2007-12-20 | Röhm Gmbh | Vorrichtung und Verfahren zur kontinuierlichen Darstellung von Ethylencyanhydrin |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3655723A (en) * | 1969-10-31 | 1972-04-11 | Du Pont | Hydrocyanation of olefins |
GB1311515A (en) * | 1969-04-05 | 1973-03-28 | Henkel & Cie Gmbh | Process for the preparation of hydroxycarboxylic acid nitriles |
GB1322618A (en) * | 1970-09-05 | 1973-07-11 | Henkel & Cie Gmbh | Process for the preparation of hydroxy-carboxylic acid nitriles |
US4048210A (en) * | 1975-06-11 | 1977-09-13 | Shell Oil Company | Transcyanohydrination |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE373464A (fr) * | 1929-09-18 | |||
BE474997A (fr) * | 1939-02-16 | |||
US2748154A (en) * | 1953-02-27 | 1956-05-29 | Monsanto Chemicals | Preparation of cyanohydrins |
BE628326A (fr) * | 1961-12-29 | |||
JPH0514628A (ja) * | 1991-06-28 | 1993-01-22 | Kyocera Corp | 画像読取装置の駆動方式 |
-
1978
- 1978-09-04 DE DE19782838536 patent/DE2838536A1/de not_active Ceased
-
1979
- 1979-08-24 NL NL7906411A patent/NL7906411A/nl not_active Application Discontinuation
- 1979-08-28 FR FR7921583A patent/FR2434800A1/fr active Granted
- 1979-08-29 US US06/071,025 patent/US4246189A/en not_active Expired - Lifetime
- 1979-08-29 GB GB7929896A patent/GB2029829B/en not_active Expired
- 1979-09-03 BE BE6/46931A patent/BE878575A/fr not_active IP Right Cessation
- 1979-09-04 JP JP11246779A patent/JPS5536499A/ja active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1311515A (en) * | 1969-04-05 | 1973-03-28 | Henkel & Cie Gmbh | Process for the preparation of hydroxycarboxylic acid nitriles |
US3655723A (en) * | 1969-10-31 | 1972-04-11 | Du Pont | Hydrocyanation of olefins |
GB1322618A (en) * | 1970-09-05 | 1973-07-11 | Henkel & Cie Gmbh | Process for the preparation of hydroxy-carboxylic acid nitriles |
US4048210A (en) * | 1975-06-11 | 1977-09-13 | Shell Oil Company | Transcyanohydrination |
Also Published As
Publication number | Publication date |
---|---|
FR2434800B1 (fr) | 1983-09-23 |
DE2838536A1 (de) | 1980-03-20 |
NL7906411A (nl) | 1980-03-06 |
GB2029829A (en) | 1980-03-26 |
GB2029829B (en) | 1983-01-06 |
US4246189A (en) | 1981-01-20 |
BE878575A (fr) | 1980-03-03 |
JPS5536499A (en) | 1980-03-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CD | Change of name or company name | ||
ST | Notification of lapse |