ES2049640B1 - PROCEDURE FOR THE PREPARATION OF QUINOLIN CARBOXYLIC ACIDS. - Google Patents
PROCEDURE FOR THE PREPARATION OF QUINOLIN CARBOXYLIC ACIDS.Info
- Publication number
- ES2049640B1 ES2049640B1 ES9201261A ES9201261A ES2049640B1 ES 2049640 B1 ES2049640 B1 ES 2049640B1 ES 9201261 A ES9201261 A ES 9201261A ES 9201261 A ES9201261 A ES 9201261A ES 2049640 B1 ES2049640 B1 ES 2049640B1
- Authority
- ES
- Spain
- Prior art keywords
- formula
- compound
- procedure
- preparation
- alcanocarboxilico
- 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 - Lifetime
Links
Abstract
PROCEDIMIENTO PARA LA PREPARACION DE ACIDOS QUINOLIN CARBOXILICOS, DE FORMULA I FORMULA (R = GRUPO SALIENTE; R'' = RADICAL ALIFATICO O AROMATICO; RSI4 SC = F, H O ACETOXI) QUE COMPRENDE: A)<->REACCION DE UNA ACETOFENONA CON CLORUROS DE ACIDO O ANHIDRIDOS DE UN ACIDO ALCANOCARBOXILICO EN UNA SOLUCION DE UN COMPUESTO DE BORO EN EL ACIDO ALCANOCARBOXILICO, OBTENIENDOSE FORMULA B)<->REACCION DEL COMPUESTO ANTERIOR CON ANHIDRIDO ACETICO Y ORTOFOMIATO DEL TRIMETILO, DANDO UN COMPUESTO QUE SE TRATA CON UNA AMINA R''-NHSI2 SC, RESULTANDO UN NUEVO COMPUESTO QUE SE CICLA EN PRESENCIA DE UNAS SALES DE PLATINO, NIQUEL O PALADIO QUE ACTUAN DE CATALIZADOR, Y DE UNA BASE, OBTENIENDO FORMULA CUYA OXIDACION DA EL COMPUESTO DE FORMULA I. ESTOS ACIDOS QUINOLIN CARBOXILICOS SON VALIOSOS INTERMEDIOS PARA LA OTENCION DE ANTIBIOTICOS.PROCEDURE FOR THE PREPARATION OF QUINOLIN CARBOXILIC ACIDS, OF FORMULA I FORMULA (R = OUTGOING GROUP; R '' = RADICAL ALIPHATIC OR AROMATIC; RSI4 SC = F, HO ACETOXI) THAT INCLUDES: A) <-> REACTION OF AN ACETORFEN OF ANCID OR ANHYDRIDES OF AN ALCANOCARBOXILICO ACID IN A SOLUTION OF A BORO COMPOUND IN THE ALCANOCARBOXILICO ACID, OBTAINING A FORMULA B) <-> REACTION OF THE PREVIOUS COMPOUND THAT IS A COMPOSITE OF ANY HYDROGIUM AND ANOTHYDATE -NHSI2 SC, RESULTING A NEW COMPOUND THAT IS CYCLED IN THE PRESENCE OF SALES OF PLATINUM, NICKEL OR PALADIUM THAT ACT AS A CATALYST, AND OF A BASE, OBTAINING A FORMULA WHOSE OXIDATION GIVES THE COMPOUND OF FORMULA I. THESE QUINOX ACIDS VALUABLE INTERMEDIATES FOR THE GRANT OF ANTIBIOTICS.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9201261A ES2049640B1 (en) | 1992-06-18 | 1992-06-18 | PROCEDURE FOR THE PREPARATION OF QUINOLIN CARBOXYLIC ACIDS. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9201261A ES2049640B1 (en) | 1992-06-18 | 1992-06-18 | PROCEDURE FOR THE PREPARATION OF QUINOLIN CARBOXYLIC ACIDS. |
Publications (2)
Publication Number | Publication Date |
---|---|
ES2049640A1 ES2049640A1 (en) | 1994-04-16 |
ES2049640B1 true ES2049640B1 (en) | 1994-12-16 |
Family
ID=8277370
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES9201261A Expired - Lifetime ES2049640B1 (en) | 1992-06-18 | 1992-06-18 | PROCEDURE FOR THE PREPARATION OF QUINOLIN CARBOXYLIC ACIDS. |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES2049640B1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1338455A (en) * | 2000-08-16 | 2002-03-06 | 大连绿源实业有限公司 | Process for preparing quinolone carboxylic acid |
CN1976892A (en) | 2004-05-06 | 2007-06-06 | 加利福尼亚大学董事会 | Substituted enaminones, their derivatives and uses thereof |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NZ208470A (en) * | 1983-07-18 | 1988-06-30 | Abbott Lab | 6-fluoro-1,4-dihydro-4-oxo-quinoline-3-carboxylic acid derivatives and antibacterial compositions containing such |
US4774246A (en) * | 1984-01-26 | 1988-09-27 | Abbott Laboratories | Quinoline antibacterial compounds |
ES2012307A6 (en) * | 1989-05-05 | 1990-03-01 | Union Quimico Farma | Improvements in the object of Patent 8801824 for procedure for obtaining ciprofloxacin |
ES2016454A6 (en) * | 1989-05-22 | 1990-11-01 | Union Quimico Farma | Process to obtain ciprofloxacin |
ES2018414A6 (en) * | 1989-11-02 | 1991-04-01 | Union Quimico Farma | Process for obtaining enrofloxacin |
-
1992
- 1992-06-18 ES ES9201261A patent/ES2049640B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ES2049640A1 (en) | 1994-04-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FA2A | Application withdrawn |
Effective date: 19950425 |