CA983026A - Process for the industrial manufacture of dinitrostilbene disulphonic acid - Google Patents

Process for the industrial manufacture of dinitrostilbene disulphonic acid

Info

Publication number
CA983026A
CA983026A CA157,523A CA157523A CA983026A CA 983026 A CA983026 A CA 983026A CA 157523 A CA157523 A CA 157523A CA 983026 A CA983026 A CA 983026A
Authority
CA
Canada
Prior art keywords
dinitrostilbene
disulphonic acid
industrial manufacture
industrial
manufacture
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
Application number
CA157,523A
Other versions
CA157523S (en
Inventor
Geoffrey Smith
Jeffrey R.N. Mcgilvray
Hans R. Bolliger
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.)
Clayton Aniline Co Ltd
Original Assignee
Clayton Aniline 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 Clayton Aniline Co Ltd filed Critical Clayton Aniline Co Ltd
Application granted granted Critical
Publication of CA983026A publication Critical patent/CA983026A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
    • C07C303/02—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof
    • C07C303/22—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof from sulfonic acids, by reactions not involving the formation of sulfo or halosulfonyl groups; from sulfonic halides by reactions not involving the formation of halosulfonyl groups
CA157,523A 1971-12-01 1972-11-27 Process for the industrial manufacture of dinitrostilbene disulphonic acid Expired CA983026A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5583871A GB1381730A (en) 1971-12-01 1971-12-01 Process for the industrial manufacture of dinitrostilbene disulphonic acid

Publications (1)

Publication Number Publication Date
CA983026A true CA983026A (en) 1976-02-03

Family

ID=10475023

Family Applications (1)

Application Number Title Priority Date Filing Date
CA157,523A Expired CA983026A (en) 1971-12-01 1972-11-27 Process for the industrial manufacture of dinitrostilbene disulphonic acid

Country Status (10)

Country Link
JP (1) JPS4875553A (en)
BE (1) BE792103A (en)
BR (1) BR7208423D0 (en)
CA (1) CA983026A (en)
CH (1) CH576954A5 (en)
DE (1) DE2258530A1 (en)
ES (1) ES409127A1 (en)
FR (1) FR2164182A5 (en)
GB (1) GB1381730A (en)
IT (1) IT973782B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2916912A1 (en) * 1979-04-26 1980-11-06 Bayer Ag METHOD FOR PRODUCING 4-NITROTOLUOL-2-SULPHONIC ACID
EP0026154B1 (en) * 1979-06-08 1983-06-29 Ciba-Geigy Ag Process for preparing 4,4'-dinitrostilbene-2,2'-disulfonic acid and its salts and its use
DE3519552A1 (en) * 1985-05-31 1986-12-04 Bayer Ag, 5090 Leverkusen METHOD FOR PRODUCING 4,4'-DINITROSTILBEN-2,2'-DISULPHONIC ACID SALTS
DE3860061D1 (en) * 1987-08-12 1990-05-03 Ciba Geigy Ag METHOD FOR PRODUCING 4,4'-DINITROSTILBEN-2,2'-DISULPHONIC ACID.
DE4330377A1 (en) * 1993-09-08 1995-03-09 Bayer Ag Process for the preparation of 4,4'-dinitrostilbene-2,2'-disulfonic acid
CN106146357B (en) * 2015-04-14 2017-12-26 上海合丽亚日化技术有限公司 A kind of preparation method of DSD acid
CN107417581A (en) * 2017-08-15 2017-12-01 连云港莱亚化学有限公司 A kind of method of aqueous phase pressurization synthesis DSD acid oxidation intermediates

Also Published As

Publication number Publication date
BR7208423D0 (en) 1973-08-23
FR2164182A5 (en) 1973-07-27
GB1381730A (en) 1975-01-29
ES409127A1 (en) 1975-11-16
CH576954A5 (en) 1976-06-30
JPS4875553A (en) 1973-10-11
BE792103A (en) 1973-05-30
IT973782B (en) 1974-06-10
DE2258530A1 (en) 1973-06-07

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