JPS525727A - Process for preparation of alpha,alpha-dichloro-o-toluic acid - Google Patents

Process for preparation of alpha,alpha-dichloro-o-toluic acid

Info

Publication number
JPS525727A
JPS525727A JP8227575A JP8227575A JPS525727A JP S525727 A JPS525727 A JP S525727A JP 8227575 A JP8227575 A JP 8227575A JP 8227575 A JP8227575 A JP 8227575A JP S525727 A JPS525727 A JP S525727A
Authority
JP
Japan
Prior art keywords
alpha
toluic acid
dichloro
preparation
chlorination
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
Application number
JP8227575A
Other languages
Japanese (ja)
Other versions
JPS5750768B2 (en
Inventor
Tadamitsu Hirayama
Masahiro Kamata
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Daiichi Pharmaceutical Co Ltd
Original Assignee
Daiichi Pharmaceutical Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Daiichi Pharmaceutical Co Ltd filed Critical Daiichi Pharmaceutical Co Ltd
Priority to JP8227575A priority Critical patent/JPS525727A/en
Publication of JPS525727A publication Critical patent/JPS525727A/en
Publication of JPS5750768B2 publication Critical patent/JPS5750768B2/ja
Granted legal-status Critical Current

Links

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  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

PURPOSE: High purity α,α-dichloro-o-toluic acid is prepared in high yield with an one-stage process by the chlorination of o-toluic acid under ultraviolet irradiation or in the presence of a catalyst.
COPYRIGHT: (C)1977,JPO&Japio
JP8227575A 1975-07-03 1975-07-03 Process for preparation of alpha,alpha-dichloro-o-toluic acid Granted JPS525727A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8227575A JPS525727A (en) 1975-07-03 1975-07-03 Process for preparation of alpha,alpha-dichloro-o-toluic acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8227575A JPS525727A (en) 1975-07-03 1975-07-03 Process for preparation of alpha,alpha-dichloro-o-toluic acid

Publications (2)

Publication Number Publication Date
JPS525727A true JPS525727A (en) 1977-01-17
JPS5750768B2 JPS5750768B2 (en) 1982-10-28

Family

ID=13769931

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8227575A Granted JPS525727A (en) 1975-07-03 1975-07-03 Process for preparation of alpha,alpha-dichloro-o-toluic acid

Country Status (1)

Country Link
JP (1) JPS525727A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60137800A (en) * 1983-12-26 1985-07-22 株式会社ユ−シン Horizontal supporter for service car
JPS60145178U (en) * 1984-03-05 1985-09-26 鹿島建設株式会社 Self-propelled crane traveling device
US4689425A (en) * 1986-11-06 1987-08-25 Stauffer Chemical Company Photochlorination of aromatic compounds in the side chain
JPS6434900A (en) * 1987-04-16 1989-02-06 Hidoroogereetebau Gmbh & Co Kg Device for jacking up aircraft
JPH01313453A (en) * 1988-06-13 1989-12-18 Nippon Nohyaku Co Ltd Production of chloromethylbenzoic acid

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60137800A (en) * 1983-12-26 1985-07-22 株式会社ユ−シン Horizontal supporter for service car
JPH0536358B2 (en) * 1983-12-26 1993-05-28 Yuushin Kk
JPS60145178U (en) * 1984-03-05 1985-09-26 鹿島建設株式会社 Self-propelled crane traveling device
US4689425A (en) * 1986-11-06 1987-08-25 Stauffer Chemical Company Photochlorination of aromatic compounds in the side chain
JPS6434900A (en) * 1987-04-16 1989-02-06 Hidoroogereetebau Gmbh & Co Kg Device for jacking up aircraft
JPH01313453A (en) * 1988-06-13 1989-12-18 Nippon Nohyaku Co Ltd Production of chloromethylbenzoic acid

Also Published As

Publication number Publication date
JPS5750768B2 (en) 1982-10-28

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