JPS5661322A - Production of aromatic polycarboxylic acid or ester - Google Patents
Production of aromatic polycarboxylic acid or esterInfo
- Publication number
- JPS5661322A JPS5661322A JP13594179A JP13594179A JPS5661322A JP S5661322 A JPS5661322 A JP S5661322A JP 13594179 A JP13594179 A JP 13594179A JP 13594179 A JP13594179 A JP 13594179A JP S5661322 A JPS5661322 A JP S5661322A
- Authority
- JP
- Japan
- Prior art keywords
- reaction
- effected
- aryl
- halogen
- alkyl
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
PURPOSE: The reaction between polyhalogenated aromatic compound, carbon monoxide, base, when necessary, alcohol is effected in the presence of a catalyst containing a trasition metal to introduce carboxyls to the halogenated positions, thus producing the title compound in high yield.
CONSTITUTION: The reaction between a polyhalogenated aromatic compound of the formula [X is halogen; Y is halogen, -COOR (R is H, alkyl, aryl); Z is H, alkyl, aryl, cyano, nitro; m is 2W5 and n is 0W3 where m+n ≤5], carbon monoxide, and a base, when necessary an alcohol, is effected in the presence of a catalyst containing a transition metal that is composed of palladium acetate and triphenylphosphine to produce the objective compound.
EFFECT: The reaction rate is accelerated and the selectivity is increased, whereby the formation of by-products such as isomers is remarkably reduced and the deterioration of the catalyst is prevented.
USE: Starting materials of polyamideimide resin and polyimide resins or curing agent for epoxy resins.
COPYRIGHT: (C)1981,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13594179A JPS5661322A (en) | 1979-10-23 | 1979-10-23 | Production of aromatic polycarboxylic acid or ester |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13594179A JPS5661322A (en) | 1979-10-23 | 1979-10-23 | Production of aromatic polycarboxylic acid or ester |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5661322A true JPS5661322A (en) | 1981-05-26 |
JPS6317048B2 JPS6317048B2 (en) | 1988-04-12 |
Family
ID=15163417
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13594179A Granted JPS5661322A (en) | 1979-10-23 | 1979-10-23 | Production of aromatic polycarboxylic acid or ester |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5661322A (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60130547A (en) * | 1983-12-15 | 1985-07-12 | Nobuyuki Sugita | Preparation of organic acid |
JPS61233648A (en) * | 1985-04-08 | 1986-10-17 | Nobuyuki Sugita | Production of arylpolycarboxylic acid |
JPS63227547A (en) * | 1987-03-14 | 1988-09-21 | Nippon Nohyaku Co Ltd | Production of carboxylic acid amides or esters |
JPH02129141A (en) * | 1988-10-05 | 1990-05-17 | Rhone Poulenc Chim | Hydroxycarbonylation |
JPH04208250A (en) * | 1990-10-30 | 1992-07-29 | Agency Of Ind Science & Technol | Production of aromatic carboxylic acid esters |
JPH08157421A (en) * | 1995-03-27 | 1996-06-18 | Nippon Nohyaku Co Ltd | Production of carboxylic acid diester |
JPH09151165A (en) * | 1987-03-12 | 1997-06-10 | Nippon Nohyaku Co Ltd | Purification of carboxylic acid esters |
-
1979
- 1979-10-23 JP JP13594179A patent/JPS5661322A/en active Granted
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60130547A (en) * | 1983-12-15 | 1985-07-12 | Nobuyuki Sugita | Preparation of organic acid |
JPS61233648A (en) * | 1985-04-08 | 1986-10-17 | Nobuyuki Sugita | Production of arylpolycarboxylic acid |
JPH0583532B2 (en) * | 1985-04-08 | 1993-11-26 | Nobuyuki Sugita | |
JPH09151165A (en) * | 1987-03-12 | 1997-06-10 | Nippon Nohyaku Co Ltd | Purification of carboxylic acid esters |
JPS63227547A (en) * | 1987-03-14 | 1988-09-21 | Nippon Nohyaku Co Ltd | Production of carboxylic acid amides or esters |
JPH0788341B2 (en) * | 1987-03-14 | 1995-09-27 | 日本農薬株式会社 | Method for producing carboxamides |
JPH02129141A (en) * | 1988-10-05 | 1990-05-17 | Rhone Poulenc Chim | Hydroxycarbonylation |
JPH04208250A (en) * | 1990-10-30 | 1992-07-29 | Agency Of Ind Science & Technol | Production of aromatic carboxylic acid esters |
JPH08157421A (en) * | 1995-03-27 | 1996-06-18 | Nippon Nohyaku Co Ltd | Production of carboxylic acid diester |
Also Published As
Publication number | Publication date |
---|---|
JPS6317048B2 (en) | 1988-04-12 |
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