JPS5721362A - Production of c-acid or its salt - Google Patents

Production of c-acid or its salt

Info

Publication number
JPS5721362A
JPS5721362A JP9381980A JP9381980A JPS5721362A JP S5721362 A JPS5721362 A JP S5721362A JP 9381980 A JP9381980 A JP 9381980A JP 9381980 A JP9381980 A JP 9381980A JP S5721362 A JPS5721362 A JP S5721362A
Authority
JP
Japan
Prior art keywords
dehalogenation
conducted
reaction
hydrosulfite
noble metal
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
JP9381980A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6357421B2 (https=
Inventor
Masaharu Ooyama
Motokazu Ishimori
Hiroshi Hata
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.)
Kawamura Institute of Chemical Research
DIC Corp
Original Assignee
Kawamura Institute of Chemical Research
Dainippon Ink and Chemicals 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 Kawamura Institute of Chemical Research, Dainippon Ink and Chemicals Co Ltd filed Critical Kawamura Institute of Chemical Research
Priority to JP9381980A priority Critical patent/JPS5721362A/ja
Publication of JPS5721362A publication Critical patent/JPS5721362A/ja
Publication of JPS6357421B2 publication Critical patent/JPS6357421B2/ja
Granted legal-status Critical Current

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
    • Y02P20/584—Recycling of catalysts

Landscapes

  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP9381980A 1980-07-11 1980-07-11 Production of c-acid or its salt Granted JPS5721362A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9381980A JPS5721362A (en) 1980-07-11 1980-07-11 Production of c-acid or its salt

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9381980A JPS5721362A (en) 1980-07-11 1980-07-11 Production of c-acid or its salt

Publications (2)

Publication Number Publication Date
JPS5721362A true JPS5721362A (en) 1982-02-04
JPS6357421B2 JPS6357421B2 (https=) 1988-11-11

Family

ID=14092999

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9381980A Granted JPS5721362A (en) 1980-07-11 1980-07-11 Production of c-acid or its salt

Country Status (1)

Country Link
JP (1) JPS5721362A (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102964278A (zh) * 2012-11-27 2013-03-13 浙江秦燕化工有限公司 连续催化加氢还原制备clt酸的方法
CN109627194A (zh) * 2018-12-28 2019-04-16 甘肃银光聚银化工有限公司 一种合成2-氨基-5-氯-甲苯磺酸的方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102964278A (zh) * 2012-11-27 2013-03-13 浙江秦燕化工有限公司 连续催化加氢还原制备clt酸的方法
CN102964278B (zh) * 2012-11-27 2015-02-18 浙江秦燕化工有限公司 连续催化加氢还原制备clt酸的方法
CN109627194A (zh) * 2018-12-28 2019-04-16 甘肃银光聚银化工有限公司 一种合成2-氨基-5-氯-甲苯磺酸的方法

Also Published As

Publication number Publication date
JPS6357421B2 (https=) 1988-11-11

Similar Documents

Publication Publication Date Title
JPS55141417A (en) Production of biphenyls
EP0148094A3 (en) Anti-tumor agent comprising an o-benzylidene-l-ascorbic acid or a salt thereof, and the production of the latter compound
GR3002689T3 (en) Process for producing 2-methyl-1,4-naphthoquinone
JPS5721362A (en) Production of c-acid or its salt
JPS5538826A (en) Color-developing ink
Pieken et al. Selective synthesis and hydrolysis of dimethyl cis, cis-3-halomuconates
JPS54138517A (en) Preparation of tertiary alkylisocyanate
JPS5643246A (en) Preparation of tertiary amine
JPS57156428A (en) Preparation of cyclohexanone
JPS53147039A (en) Preparation of carboxylic acid ester of hydroxymethyl-substituted aromatic compound
JPS552617A (en) Improved preparation of 2-chloro-4'-hydroxy-diphenylamine
JPS5622761A (en) Novel 2,2'-bis(4-cumylphenol)derivative
JPS5325504A (en) Isolation of glycols
JPS56103149A (en) Preparation of azoxybenzenes
JPS55149224A (en) Preparation of aromatic polycarboxylic acid salt
JPS53137913A (en) Preparation of cis-epoxysuccinic acid or cis-epoxysuccinate salt
JPS5714571A (en) Production of c-acid or its salt
JPS5354293A (en) Preparation of polyester
JPS56147737A (en) Preparation of dihydroxybenzene derivative
JPS5422306A (en) Preparation of glycols
JPS55151532A (en) Preparation of beta-keto acid
JPS57123145A (en) Production of p-hydroxyphenylacetic ester
JPS5398955A (en) Purification of l-ascorbic acid or its isomer
JPS56158726A (en) Preparation of beta-phenylisobutyl ketone
JPS5419910A (en) Preparation of diacetoxybutene