DE69224492T2 - Verfahren zur Alpha-Chlorierung von Phenylacetonitrilen - Google Patents
Verfahren zur Alpha-Chlorierung von PhenylacetonitrilenInfo
- Publication number
- DE69224492T2 DE69224492T2 DE69224492T DE69224492T DE69224492T2 DE 69224492 T2 DE69224492 T2 DE 69224492T2 DE 69224492 T DE69224492 T DE 69224492T DE 69224492 T DE69224492 T DE 69224492T DE 69224492 T2 DE69224492 T2 DE 69224492T2
- Authority
- DE
- Germany
- Prior art keywords
- reaction
- phenylacetonitriles
- chlorination
- alpha
- acid
- 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.)
- Expired - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
- C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
- C07C255/10—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms containing cyano groups and halogen atoms, or nitro or nitroso groups, bound to the same acyclic carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
- C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
- C07C255/32—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms having cyano groups bound to acyclic carbon atoms of a carbon skeleton containing at least one six-membered aromatic ring
- C07C255/35—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms having cyano groups bound to acyclic carbon atoms of a carbon skeleton containing at least one six-membered aromatic ring the carbon skeleton being further substituted by halogen atoms, or by nitro or nitroso groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/30—Preparation of carboxylic acid nitriles by reactions not involving the formation of cyano groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL9100979A NL9100979A (nl) | 1991-06-07 | 1991-06-07 | Werkwijze voor de alpha-chlorering van fenylacetonitrillen. |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69224492D1 DE69224492D1 (de) | 1998-04-02 |
DE69224492T2 true DE69224492T2 (de) | 1998-11-05 |
Family
ID=19859336
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69224492T Expired - Fee Related DE69224492T2 (de) | 1991-06-07 | 1992-06-02 | Verfahren zur Alpha-Chlorierung von Phenylacetonitrilen |
Country Status (11)
Country | Link |
---|---|
US (1) | US5274165A (de) |
EP (1) | EP0518412B1 (de) |
JP (1) | JP3305356B2 (de) |
KR (1) | KR100232412B1 (de) |
AT (1) | ATE163405T1 (de) |
CA (1) | CA2070577C (de) |
DE (1) | DE69224492T2 (de) |
ES (1) | ES2113402T3 (de) |
MX (1) | MX9202657A (de) |
NL (1) | NL9100979A (de) |
TW (1) | TW200444B (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1514866B1 (de) * | 1998-09-24 | 2006-11-15 | Showa Denko Kabushiki Kaisha | Verfahren zur Herstellung von Derivaten der Cyanobenzoesäure |
DE19850856A1 (de) | 1998-11-04 | 2000-05-11 | Basf Ag | Verbessertes Verfahren zur Herstellung von alpha-Chlornitrilen |
AT500469B1 (de) | 2002-04-04 | 2007-04-15 | Dsm Fine Chem Austria Gmbh | Verbessertes verfahren zur herstellung von 2,2-dichlorophenylessigsäurealkylestern |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2302228A (en) * | 1940-04-02 | 1942-11-17 | Du Pont | Method of chlorination with sulphuryl chloride and production of monochloro-trimethyl acetic acid |
US3331865A (en) * | 1962-09-10 | 1967-07-18 | Hooker Chemical Corp | Alpha-chlorinated polychlorophenylacetic nitriles |
US3880927A (en) * | 1972-06-19 | 1975-04-29 | Lilly Co Eli | {62 -Phenyl-{62 ,{62 -difluoroethylamines |
US3828088A (en) * | 1972-07-13 | 1974-08-06 | Merck & Co Inc | Method for the preparation of 2-acetamidoethyl(4-chlorophenyl)-alpha-haloacetate |
JPS573655B2 (de) * | 1973-11-14 | 1982-01-22 |
-
1991
- 1991-06-07 NL NL9100979A patent/NL9100979A/nl not_active Application Discontinuation
-
1992
- 1992-05-20 TW TW081103934A patent/TW200444B/zh active
- 1992-06-02 AT AT92201571T patent/ATE163405T1/de not_active IP Right Cessation
- 1992-06-02 ES ES92201571T patent/ES2113402T3/es not_active Expired - Lifetime
- 1992-06-02 EP EP92201571A patent/EP0518412B1/de not_active Expired - Lifetime
- 1992-06-02 DE DE69224492T patent/DE69224492T2/de not_active Expired - Fee Related
- 1992-06-04 MX MX9202657A patent/MX9202657A/es active IP Right Grant
- 1992-06-05 KR KR1019920009796A patent/KR100232412B1/ko not_active IP Right Cessation
- 1992-06-05 JP JP14550092A patent/JP3305356B2/ja not_active Expired - Fee Related
- 1992-06-05 CA CA002070577A patent/CA2070577C/en not_active Expired - Fee Related
- 1992-06-05 US US07/894,430 patent/US5274165A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0518412A1 (de) | 1992-12-16 |
JPH05155839A (ja) | 1993-06-22 |
TW200444B (de) | 1993-02-21 |
KR930000471A (ko) | 1993-01-15 |
ES2113402T3 (es) | 1998-05-01 |
EP0518412B1 (de) | 1998-02-25 |
KR100232412B1 (ko) | 1999-12-01 |
CA2070577A1 (en) | 1992-12-08 |
DE69224492D1 (de) | 1998-04-02 |
MX9202657A (es) | 1993-01-01 |
NL9100979A (nl) | 1993-01-04 |
CA2070577C (en) | 2003-11-04 |
ATE163405T1 (de) | 1998-03-15 |
JP3305356B2 (ja) | 2002-07-22 |
US5274165A (en) | 1993-12-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: DSM IP ASSETS B.V., HEERLEN, NL |
|
8339 | Ceased/non-payment of the annual fee |