ES8504751A1 - Procedimiento para la obtencion de disulfuro de 2,2'-dibenzotiazolilo - Google Patents

Procedimiento para la obtencion de disulfuro de 2,2'-dibenzotiazolilo

Info

Publication number
ES8504751A1
ES8504751A1 ES535245A ES535245A ES8504751A1 ES 8504751 A1 ES8504751 A1 ES 8504751A1 ES 535245 A ES535245 A ES 535245A ES 535245 A ES535245 A ES 535245A ES 8504751 A1 ES8504751 A1 ES 8504751A1
Authority
ES
Spain
Prior art keywords
preparation
mercaptobenzothiazole
oxidation
alkali metal
metal salt
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
ES535245A
Other languages
English (en)
Other versions
ES535245A0 (es
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.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Publication of ES8504751A1 publication Critical patent/ES8504751A1/es
Publication of ES535245A0 publication Critical patent/ES535245A0/es
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D277/00—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
    • C07D277/60—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings condensed with carbocyclic rings or ring systems
    • C07D277/62—Benzothiazoles
    • C07D277/68—Benzothiazoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 2
    • C07D277/70—Sulfur atoms
    • C07D277/76—Sulfur atoms attached to a second hetero atom
    • C07D277/78—Sulfur atoms attached to a second hetero atom to a second sulphur atom

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Thiazole And Isothizaole Compounds (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

MEJORAS EN UN PROCEDIMIENTO PARA LA OBTENCION DE DISULFURO DE 2,2-DIBENZOTIAZOLILO.CONSISTE EN OXIDAR A LAS SOLUCIONES ACUOSAS AL 8 HASTA 50 EN PESO DE SAL ALCALINA DEL 2-MERCAPTOBENZOTIAZOL CON CLORO O MEZCLAS DE CLORO/AIRE, A TEMPERATURAS ENTRE 15J Y 60JC Y VALORES DE PH ENTRE 9 Y 13. CONSISTENTES EN REALIZAR LA REACCION EN FORMA CONTINUA CON UNA CONCENTRACION ESTACIONARIA DE LA SAL ALCALINA DEL 2-MERCAPTOBENZOTIAZOL DE UN 5 A UN 25 EN PESO.
ES535245A 1983-08-19 1984-08-17 Procedimiento para la obtencion de disulfuro de 2,2'-dibenzotiazolilo Granted ES535245A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833329976 DE3329976A1 (de) 1983-08-19 1983-08-19 Verfahren zur herstellung von 2,2'-dibenzothiazolyldisulfid

Publications (2)

Publication Number Publication Date
ES8504751A1 true ES8504751A1 (es) 1985-05-01
ES535245A0 ES535245A0 (es) 1985-05-01

Family

ID=6206953

Family Applications (1)

Application Number Title Priority Date Filing Date
ES535245A Granted ES535245A0 (es) 1983-08-19 1984-08-17 Procedimiento para la obtencion de disulfuro de 2,2'-dibenzotiazolilo

Country Status (8)

Country Link
US (1) US4591647A (es)
EP (1) EP0135102B1 (es)
JP (1) JPS6058970A (es)
BR (1) BR8404121A (es)
DE (2) DE3329976A1 (es)
ES (1) ES535245A0 (es)
IN (1) IN161213B (es)
ZA (1) ZA846415B (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104230843B (zh) * 2014-08-29 2016-06-29 山东海迈新材料有限公司 分段氧化合成dm的工艺

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA684715A (en) * 1964-04-21 Kracht Ernst Process for the production of dibenzthiazyl disulphide
US2304426A (en) * 1940-07-10 1942-12-08 Monsanto Chemicals Thiazyl sulphides
US2468952A (en) * 1944-12-12 1949-05-03 Goodrich Co B F Process for the preparation of di-thiazyl disulfide
GB1379871A (en) * 1972-02-28 1975-01-08 American Cyanamid Co Continuous process for preparing benzothiazyl disulphide
US4482720A (en) * 1977-01-10 1984-11-13 American Cyanamid Company Continuous process for preparing benzothiazyl disulfide
DE2800462A1 (de) * 1977-01-10 1978-07-13 American Cyanamid Co Verfahren zur herstellung von 2,2'-benzothiazyldisulfid

Also Published As

Publication number Publication date
DE3329976A1 (de) 1985-02-28
ZA846415B (en) 1985-04-24
IN161213B (es) 1987-10-17
JPH0579673B2 (es) 1993-11-04
EP0135102A3 (en) 1986-06-04
ES535245A0 (es) 1985-05-01
BR8404121A (pt) 1985-07-16
US4591647A (en) 1986-05-27
DE3471658D1 (en) 1988-07-07
EP0135102A2 (de) 1985-03-27
EP0135102B1 (de) 1988-06-01
JPS6058970A (ja) 1985-04-05

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Legal Events

Date Code Title Description
MM4A Patent lapsed

Effective date: 19960401