ES8603386A1 - "procedimiento para preparar 3-ciano-4-aminoacetofenonas" - Google Patents
"procedimiento para preparar 3-ciano-4-aminoacetofenonas"Info
- Publication number
- ES8603386A1 ES8603386A1 ES542338A ES542338A ES8603386A1 ES 8603386 A1 ES8603386 A1 ES 8603386A1 ES 542338 A ES542338 A ES 542338A ES 542338 A ES542338 A ES 542338A ES 8603386 A1 ES8603386 A1 ES 8603386A1
- Authority
- ES
- Spain
- Prior art keywords
- acetophenones
- cyano
- amino
- preparation
- formula
- 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
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)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Abstract
PROCEDIMIENTO PARA PREPARAR 3-CIANO-4-AMINOACETOFENONAS. CONSISTE EN SAPONIFICAR UNA 3-CIANO-1-ACETAMINOACETOFENONA DE FORMULA (II) CON HIDROXIDO DE POTASIO, HIDROXIDO DE SODIO, METANOLATO DE POTASIO O DE SODIO, EN PRESENCIA DE METANOL COMO DISOLVENTE A UNA TEMPERATURA DE HASTA EL PUNTO DE EBULLICION DE LA MEZCLA DE REACCION, Y A PARTIR DE LA MEZCLA DE REACCION AISLAR EL 3-CIANO-4-AMINOACETOFENONAS DE FORMULA (I) EN LA QUE R REPRESENTA UN ATOMO DE HIDROGENO O DE FLUOR; DONDE SE INCORPORA EL COMPUESTO DE FORMULA (II), A 30 HASTA 50JC, EN UNA SOLUCION METANOLICA DE HIDROXIDO DE POTASIO, A CONTINUACION SE CALIENTA LA MEZCLA DE REACCION A TEMPERATURA ENTRE 40JC Y LA TEMPERATURA DE REFLUJO, SE ELIMINA EL DISOLVENTE METANOL, SE DISUELVE EN AGUA EL RESIDUO Y SE PRECIPITA EL PRODUCTO FINAL MEDIANTE ACIDIFICACION. TIENEN UTILIDAD COMO SUSTANCIAS MEDICAMENTOSAS Y ADITIVAS PARA PIENSOS.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3414628A DE3414628C1 (de) | 1984-04-18 | 1984-04-18 | Verfahren zur Herstellung von 3-Cyano-4-aminoacetophenonen |
Publications (2)
Publication Number | Publication Date |
---|---|
ES8603386A1 true ES8603386A1 (es) | 1985-12-16 |
ES542338A0 ES542338A0 (es) | 1985-12-16 |
Family
ID=6233895
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES542338A Granted ES542338A0 (es) | 1984-04-18 | 1985-04-17 | "procedimiento para preparar 3-ciano-4-aminoacetofenonas" |
Country Status (11)
Country | Link |
---|---|
EP (1) | EP0158932B1 (es) |
JP (1) | JPH0625098B2 (es) |
AT (1) | ATE26259T1 (es) |
AU (1) | AU571079B2 (es) |
DE (2) | DE3414628C1 (es) |
ES (1) | ES542338A0 (es) |
HK (1) | HK97090A (es) |
HU (1) | HU193109B (es) |
IL (1) | IL74919A (es) |
NZ (1) | NZ211831A (es) |
SG (1) | SG25490G (es) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8215166B2 (en) | 2007-10-11 | 2012-07-10 | Cube Investments Limited | Capacitive probes and sensors, and applications therefor, and multimode wireless devices |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2354961C2 (de) * | 1973-11-02 | 1983-02-10 | Dr. Karl Thomae Gmbh, 7950 Biberach | Verfahren zur Herstellung von Aminophenyl-äthanolaminen |
DE2337951C2 (de) * | 1973-07-26 | 1984-07-26 | Hoechst Ag, 6230 Frankfurt | Verfahren zur Herstellung von 4-Amino-2,5-dialkoxybenzonitrilen |
CH584716A5 (es) * | 1973-12-15 | 1977-02-15 | Ciba Geigy Ag | |
US4407819A (en) * | 1980-08-25 | 1983-10-04 | American Cyanamid Company | Phenylethanolamine derivatives and acid addition salts thereof for the depression of fat deposition in warm blooded animals |
-
1984
- 1984-04-18 DE DE3414628A patent/DE3414628C1/de not_active Expired
-
1985
- 1985-04-03 EP EP85104068A patent/EP0158932B1/de not_active Expired
- 1985-04-03 DE DE8585104068T patent/DE3560108D1/de not_active Expired
- 1985-04-03 AT AT85104068T patent/ATE26259T1/de not_active IP Right Cessation
- 1985-04-16 IL IL74919A patent/IL74919A/xx not_active IP Right Cessation
- 1985-04-17 JP JP60080451A patent/JPH0625098B2/ja not_active Expired - Lifetime
- 1985-04-17 AU AU41356/85A patent/AU571079B2/en not_active Ceased
- 1985-04-17 NZ NZ211831A patent/NZ211831A/en unknown
- 1985-04-17 HU HU851435A patent/HU193109B/hu not_active IP Right Cessation
- 1985-04-17 ES ES542338A patent/ES542338A0/es active Granted
-
1990
- 1990-03-30 SG SG254/90A patent/SG25490G/en unknown
- 1990-11-22 HK HK970/90A patent/HK97090A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AU571079B2 (en) | 1988-03-31 |
DE3414628C1 (de) | 1985-06-27 |
EP0158932A1 (de) | 1985-10-23 |
NZ211831A (en) | 1988-03-30 |
ATE26259T1 (de) | 1987-04-15 |
HUT37592A (en) | 1986-01-23 |
JPS60233046A (ja) | 1985-11-19 |
JPH0625098B2 (ja) | 1994-04-06 |
ES542338A0 (es) | 1985-12-16 |
DE3560108D1 (en) | 1987-05-07 |
HK97090A (en) | 1990-11-30 |
IL74919A0 (en) | 1985-08-30 |
EP0158932B1 (de) | 1987-04-01 |
HU193109B (en) | 1987-08-28 |
AU4135685A (en) | 1985-10-24 |
SG25490G (en) | 1990-09-07 |
IL74919A (en) | 1988-10-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 20000601 |