FR2665715B1 - Procede electrochimique pour la preparation de l'acide 4,4'-dinitrostilbene-2,2'-disulfonique et de ses sels. - Google Patents

Procede electrochimique pour la preparation de l'acide 4,4'-dinitrostilbene-2,2'-disulfonique et de ses sels.

Info

Publication number
FR2665715B1
FR2665715B1 FR9110153A FR9110153A FR2665715B1 FR 2665715 B1 FR2665715 B1 FR 2665715B1 FR 9110153 A FR9110153 A FR 9110153A FR 9110153 A FR9110153 A FR 9110153A FR 2665715 B1 FR2665715 B1 FR 2665715B1
Authority
FR
France
Prior art keywords
dinitrostilbene
salts
preparation
disulfonic acid
electrochemical process
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 - Fee Related
Application number
FR9110153A
Other languages
English (en)
Other versions
FR2665715A1 (fr
Inventor
Baldev Kumar Bandlish
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.)
Sandoz AG
Original Assignee
Sandoz AG
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 Sandoz AG filed Critical Sandoz AG
Publication of FR2665715A1 publication Critical patent/FR2665715A1/fr
Application granted granted Critical
Publication of FR2665715B1 publication Critical patent/FR2665715B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B3/00—Electrolytic production of organic compounds
    • C25B3/20—Processes
    • C25B3/29—Coupling reactions
    • 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
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR9110153A 1990-08-07 1991-08-07 Procede electrochimique pour la preparation de l'acide 4,4'-dinitrostilbene-2,2'-disulfonique et de ses sels. Expired - Fee Related FR2665715B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/563,457 US5021132A (en) 1990-08-07 1990-08-07 Electrochemical process for preparing 4,4'-dinitrostilbene-2,2'-disulfonic acid and the salts thereof

Publications (2)

Publication Number Publication Date
FR2665715A1 FR2665715A1 (fr) 1992-02-14
FR2665715B1 true FR2665715B1 (fr) 1993-11-12

Family

ID=24250561

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9110153A Expired - Fee Related FR2665715B1 (fr) 1990-08-07 1991-08-07 Procede electrochimique pour la preparation de l'acide 4,4'-dinitrostilbene-2,2'-disulfonique et de ses sels.

Country Status (7)

Country Link
US (1) US5021132A (fr)
JP (1) JPH05140781A (fr)
CH (1) CH684003A5 (fr)
DE (1) DE4125058A1 (fr)
FR (1) FR2665715B1 (fr)
GB (1) GB2246792B (fr)
IT (1) IT1250063B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11964884B2 (en) * 2020-03-06 2024-04-23 Iowa State University Research Foundation, Inc. System and method for removing nitrate from water

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1643693B2 (de) * 1967-11-11 1976-09-09 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von sebacinsaeuredimethylester durch elektrolytische kondensation von adipinsaeuremonomethylester
US3992435A (en) * 1975-04-07 1976-11-16 Standard Oil Company (Indiana) Process for electrolytic synthesis of polyalkylbiphenylpolycarboxylic acid compounds
DE2635802C2 (de) * 1976-08-09 1984-03-01 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von symmetrischen Carotinoiden
US4101392A (en) * 1976-12-22 1978-07-18 Monsanto Company Process for electrolytic oxidative methyl-methyl coupling of cresol salts
DE2916912A1 (de) * 1979-04-26 1980-11-06 Bayer Ag Verfahren zur herstellung von 4-nitrotoluol-2-sulfonsaeure
ATE3974T1 (de) * 1979-06-08 1983-07-15 Ciba-Geigy Ag Verfahren zur herstellung von 4,4'-dinitrostilben-2,2'-disulfonsaeure und deren salzen und deren verwendung.
DE3371232D1 (en) * 1983-02-22 1987-06-04 Electricite De France Process for the production of aminobenzoic acids from corresponding nitrotoluenes
US4457813A (en) * 1983-03-04 1984-07-03 Monsanto Company Electrolysis cells and electrolytic processes
JPS59167560A (ja) * 1983-03-14 1984-09-21 Nippon Kayaku Co Ltd ４，４′−ジニトロスチルベン−２，２′−ジスルホン酸又はその塩の製造法
JPS61219606A (ja) * 1985-03-26 1986-09-30 Kobe Steel Ltd タイヤ加硫プレス
DE3519552A1 (de) * 1985-05-31 1986-12-04 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von 4,4'-dinitrostilben-2,2'-disulfonsaeuresalzen
EP0221021B1 (fr) * 1985-10-16 1989-11-08 Ciba-Geigy Ag Réduction de Béchamp de DNS en DAS par H2SO4 et trace de HOAc
US4871430A (en) * 1987-02-19 1989-10-03 The Dow Chemical Company Novel multifunctional compounds and electrolytic oxidative coupling process
US4764263A (en) * 1987-05-18 1988-08-16 The Dow Chemical Company Electrochemical synthesis of substituted aromatic amines in basic media

Also Published As

Publication number Publication date
JPH05140781A (ja) 1993-06-08
ITRM910590A0 (it) 1991-08-02
CH684003A5 (de) 1994-06-30
US5021132A (en) 1991-06-04
ITRM910590A1 (it) 1993-02-02
IT1250063B (it) 1995-03-30
DE4125058A1 (de) 1992-02-13
GB2246792B (en) 1994-10-05
GB9116821D0 (en) 1991-09-18
FR2665715A1 (fr) 1992-02-14
GB2246792A (en) 1992-02-12

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Legal Events

Date Code Title Description
ST Notification of lapse