ES409127A1 - Un procedimiento para la produccion de acido 4,4 - dinitro estilben 2,2 - disulfonico. - Google Patents

Un procedimiento para la produccion de acido 4,4 - dinitro estilben 2,2 - disulfonico.

Info

Publication number: ES409127A1
Authority: ES; Spain
Prior art keywords: dinitrostilbene; disulphonic acid; industrial manufacture; nitrotoluen; sulfonic acid
Prior art date: 1971-12-01
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

ES409127A

Other languages

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.)

1971-12-01

Filing date

1972-11-30

Publication date

1975-11-16

1972-11-30 Application filed by Clayton Aniline Co Ltd filed Critical Clayton Aniline Co Ltd

1975-11-16 Publication of ES409127A1 publication Critical patent/ES409127A1/es

Status 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

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

ES409127A 1971-12-01 1972-11-30 Un procedimiento para la produccion de acido 4,4 - dinitro estilben 2,2 - disulfonico. Expired ES409127A1 (es)

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
ES409127A1 true ES409127A1 (es)	1975-11-16

Family

ID=10475023

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES409127A Expired ES409127A1 (es)	1971-12-01	1972-11-30	Un procedimiento para la produccion de acido 4,4 - dinitro estilben 2,2 - disulfonico.

Country Status (10)

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

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2916912A1 (de) *	1979-04-26	1980-11-06	Bayer Ag	Verfahren zur herstellung von 4-nitrotoluol-2-sulfonsaeure
EP0026154B1 (de) *	1979-06-08	1983-06-29	Ciba-Geigy Ag	Verfahren zur Herstellung von 4,4'-Dinitrostilben-2,2'-disulfonsäure und deren Salzen und deren Verwendung
DE3519552A1 (de) *	1985-05-31	1986-12-04	Bayer Ag, 5090 Leverkusen	Verfahren zur herstellung von 4,4'-dinitrostilben-2,2'-disulfonsaeuresalzen
ATE51398T1 (de) *	1987-08-12	1990-04-15	Ciba Geigy Ag	Verfahren zur herstellung von 4,4'-dinitrostilben-2,2'-disulfonsaeure.
DE4330377A1 (de) *	1993-09-08	1995-03-09	Bayer Ag	Verfahren zur Herstellung von 4,4'-Dinitrostilben-2,2'-disulfonsäure
CN106146357B (zh) *	2015-04-14	2017-12-26	上海合丽亚日化技术有限公司	一种dsd酸的制备方法
CN107417581A (zh) *	2017-08-15	2017-12-01	连云港莱亚化学有限公司	一种水相加压法合成dsd酸氧化中间体的方法

0
- BE BE792103D patent/BE792103A/xx unknown
1971
- 1971-12-01 GB GB5583871A patent/GB1381730A/en not_active Expired
1972
- 1972-11-22 JP JP47116713A patent/JPS4875553A/ja active Pending
- 1972-11-23 CH CH1707772A patent/CH576954A5/xx not_active IP Right Cessation
- 1972-11-27 CA CA157,523A patent/CA983026A/en not_active Expired
- 1972-11-28 FR FR7242281A patent/FR2164182A5/fr not_active Expired
- 1972-11-29 DE DE19722258530 patent/DE2258530A1/de active Pending
- 1972-11-29 IT IT5434872A patent/IT973782B/it active
- 1972-11-30 ES ES409127A patent/ES409127A1/es not_active Expired
- 1972-11-30 BR BR842372A patent/BR7208423D0/pt unknown

Also Published As

Publication number	Publication date
CA983026A (en)	1976-02-03
IT973782B (it)	1974-06-10
DE2258530A1 (de)	1973-06-07
GB1381730A (en)	1975-01-29
FR2164182A5 (es)	1973-07-27
JPS4875553A (es)	1973-10-11
BE792103A (fr)	1973-05-30
BR7208423D0 (pt)	1973-08-23
CH576954A5 (es)	1976-06-30

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