ES2036438B1 - Procedimiento para la preparacion del acido 2,2-dimetil-5-(2,5-dimetelfenoxi)-pentanoico y de los productos intermedios para la obtencion del mismo. - Google Patents
Procedimiento para la preparacion del acido 2,2-dimetil-5-(2,5-dimetelfenoxi)-pentanoico y de los productos intermedios para la obtencion del mismo.Info
- Publication number
- ES2036438B1 ES2036438B1 ES09101150A ES9101150A ES2036438B1 ES 2036438 B1 ES2036438 B1 ES 2036438B1 ES 09101150 A ES09101150 A ES 09101150A ES 9101150 A ES9101150 A ES 9101150A ES 2036438 B1 ES2036438 B1 ES 2036438B1
- Authority
- ES
- Spain
- Prior art keywords
- acid
- general formula
- dimetil
- preparation
- procedure
- 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
- C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C59/125—Saturated compounds having only one carboxyl group and containing ether groups, groups, groups, or groups
- C07C59/13—Saturated compounds having only one carboxyl group and containing ether groups, groups, groups, or groups containing rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/66—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety
- C07C69/67—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety of saturated acids
- C07C69/708—Ethers
- C07C69/712—Ethers the hydroxy group of the ester being etherified with a hydroxy compound having the hydroxy group bound to a carbon atom of a six-membered aromatic ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/09—Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/62—Halogen-containing esters
- C07C69/63—Halogen-containing esters of saturated acids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
PROCEDIMIENTO PARA LA PREPARACION DEL ACIDO 2,2-DIMETIL-5- (2,5-DIMETILFENOXI)-PENTANOICO Y DE LOS PRODUCTOS INTERMEDIOS PARA LA OBTENCION DEL MISMO. EL PROCEDIMIENTO MEJORADO DE PREPARACION DEL ACIDO 2,2-DIMETIL-5-(2,5-DIMETILFENOXI)-PENTANOICO DE LA FORMULA GENERAL (I), CONSISTE EN HACER REACCIONAR UN ESTER DE FORMULA GENERAL (X), EN LA CUAL X ES UN HALOGENO Y Z UN GRUPO ALQUILENO DE CSI1-8 SC DE CADENA LINEAL O RAMIFICADA OPCIONALMENTE SUSTITUIDO POR UNO O DOS GRUPOS 2,2-DIMETIL-5-HELENOPENTANOILOXI, DONDE HALO REPRESENTA CLORO O BROMO, Y EN CUYO GRUPO ALQUILENO UNO O DOS GRUPOS METILENO PUEDEN SUSTITUIRSE OPCIONALMENTE CON HETERO ATOMO(S) O CON UN GRUPO HETEROCICLICO BIVALENTE CON UNA SAL ALCALINA DE 2,5-DIMETILFENO DE FORMULA (II) O CON UN ESTER DE ESTA ULTIMA FORMADO CON UN ACIDO ALCANOICO INFERIOR, E HIDROLIZAR EL ESTER SUSTITUIDO CON ARILOXI DE LA FORMULA GENERAL (XI) ASI OBTENIDO. ADEMAS, LAINVENCION SE REFIERE A COMPUESTOS INTERMEDIOS DE FORMULA GENERAL (X), EN LA QUE X Y Z SON COMO SE HA INDICADO ANTERIORMENTE.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HU902997A HU205891B (en) | 1990-05-11 | 1990-05-11 | Process for producing 2,2-dimethyl-5-/2,5-dimethyl-phenoxy/-pentanoic acid |
Publications (2)
Publication Number | Publication Date |
---|---|
ES2036438A1 ES2036438A1 (es) | 1993-05-16 |
ES2036438B1 true ES2036438B1 (es) | 1994-05-16 |
Family
ID=10962060
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES09101150A Expired - Fee Related ES2036438B1 (es) | 1990-05-11 | 1991-05-10 | Procedimiento para la preparacion del acido 2,2-dimetil-5-(2,5-dimetelfenoxi)-pentanoico y de los productos intermedios para la obtencion del mismo. |
Country Status (22)
Country | Link |
---|---|
US (1) | US5155260A (es) |
JP (1) | JP2511335B2 (es) |
KR (1) | KR910019953A (es) |
CN (1) | CN1032134C (es) |
AT (1) | AT400716B (es) |
BG (1) | BG60580B1 (es) |
CA (1) | CA2042304A1 (es) |
CH (1) | CH683340A5 (es) |
CZ (1) | CZ282906B6 (es) |
DE (1) | DE4115540A1 (es) |
DK (1) | DK88091A (es) |
ES (1) | ES2036438B1 (es) |
FI (1) | FI912303A (es) |
FR (1) | FR2661908B1 (es) |
GB (1) | GB2244271B (es) |
GR (1) | GR1002053B (es) |
HU (2) | HU205891B (es) |
IT (1) | IT1253707B (es) |
NL (1) | NL9100811A (es) |
PL (1) | PL290204A1 (es) |
RU (1) | RU2056403C1 (es) |
YU (1) | YU48481B (es) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5549230B2 (ja) | 2010-01-13 | 2014-07-16 | 株式会社リコー | 測距装置、測距用モジュール及びこれを用いた撮像装置 |
JP5809390B2 (ja) | 2010-02-03 | 2015-11-10 | 株式会社リコー | 測距・測光装置及び撮像装置 |
JP5523993B2 (ja) * | 2010-08-31 | 2014-06-18 | 富士フイルム株式会社 | 酸ハロゲン化物の製造方法、及び酸ハロゲン化物 |
HUE21212055T1 (hu) | 2011-12-07 | 2022-11-28 | Alnylam Pharmaceuticals Inc | Biológiailag lebontható lipidek hatóanyagok bejuttatására |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3674836A (en) * | 1968-05-21 | 1972-07-04 | Parke Davis & Co | 2,2-dimethyl-{11 -aryloxy-alkanoic acids and salts and esters thereof |
US3759986A (en) * | 1970-03-30 | 1973-09-18 | Parke Davis & Co | Esters of 2,2-dimethyl-5-(aryloxy)-1-pentanols |
US3847994A (en) * | 1970-03-30 | 1974-11-12 | Parke Davis & Co | 2,2-dimethyl-5-(aryloxy)-valeraldehydes |
GB2025942A (en) * | 1978-05-31 | 1980-01-30 | Sori Soc Rech Ind | Phenoxyalkylcarboxylic acids |
ES533668A0 (es) * | 1983-06-24 | 1985-10-01 | Yamanouchi Pharma Co Ltd | Un compuesto fenoxi |
ES8505633A1 (es) * | 1984-07-20 | 1985-06-01 | Valles Rodoreda Enrique | Procedimiento para la obtencion del acido 2, 2-dimetil-5(2, 5-xililoxi) valerico |
ES8605216A1 (es) * | 1985-12-02 | 1986-03-16 | Servicios Y Suministros Farmac | Procedimiento para la obtencion del acido 2,2-dimetil-5-(2, 5-dimetil-fenoxi)valerico y sus sales farmaceuticamente aceptables |
ES8605217A1 (es) * | 1985-12-02 | 1986-03-16 | Servicios Y Suministros Farmac | Procedimiento de obtencion del acido 2,2-dimetil-5-(2,5-di- metil-fenoxi)valerico |
US4665226A (en) * | 1985-12-09 | 1987-05-12 | Warner-Lambert Company | Process for preparing 5-(2,5-dimethylphenoxy)-2,2-dimethylpentanoic acid |
-
1990
- 1990-05-11 HU HU902997A patent/HU205891B/hu not_active IP Right Cessation
- 1990-05-11 HU HU9200347A patent/HU210180B/hu unknown
-
1991
- 1991-05-08 CH CH1387/91A patent/CH683340A5/de not_active IP Right Cessation
- 1991-05-08 CZ CS911359A patent/CZ282906B6/cs not_active IP Right Cessation
- 1991-05-10 CN CN91102985A patent/CN1032134C/zh not_active Expired - Fee Related
- 1991-05-10 FI FI912303A patent/FI912303A/fi not_active Application Discontinuation
- 1991-05-10 YU YU81391A patent/YU48481B/sh unknown
- 1991-05-10 CA CA002042304A patent/CA2042304A1/en not_active Abandoned
- 1991-05-10 ES ES09101150A patent/ES2036438B1/es not_active Expired - Fee Related
- 1991-05-10 JP JP3135444A patent/JP2511335B2/ja not_active Expired - Lifetime
- 1991-05-10 US US07/698,081 patent/US5155260A/en not_active Expired - Fee Related
- 1991-05-10 GR GR910100202A patent/GR1002053B/el unknown
- 1991-05-10 RU SU914895518A patent/RU2056403C1/ru active
- 1991-05-10 GB GB9110157A patent/GB2244271B/en not_active Expired - Fee Related
- 1991-05-10 BG BG94402A patent/BG60580B1/bg unknown
- 1991-05-10 DK DK088091A patent/DK88091A/da not_active Application Discontinuation
- 1991-05-10 FR FR9105682A patent/FR2661908B1/fr not_active Expired - Fee Related
- 1991-05-10 NL NL9100811A patent/NL9100811A/nl not_active Application Discontinuation
- 1991-05-10 AT AT0096791A patent/AT400716B/de not_active IP Right Cessation
- 1991-05-10 IT ITMI911290A patent/IT1253707B/it active IP Right Grant
- 1991-05-10 KR KR1019910007588A patent/KR910019953A/ko not_active Application Discontinuation
- 1991-05-10 PL PL29020491A patent/PL290204A1/xx unknown
- 1991-05-13 DE DE4115540A patent/DE4115540A1/de not_active Withdrawn
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 20000301 |