ES8802588A1 - Procedimiento de obtencion de nuevos compuestos estilbenicos para aclaradores opticos. - Google Patents

Procedimiento de obtencion de nuevos compuestos estilbenicos para aclaradores opticos.

Info

Publication number
ES8802588A1
ES8802588A1 ES557654A ES557654A ES8802588A1 ES 8802588 A1 ES8802588 A1 ES 8802588A1 ES 557654 A ES557654 A ES 557654A ES 557654 A ES557654 A ES 557654A ES 8802588 A1 ES8802588 A1 ES 8802588A1
Authority
ES
Spain
Prior art keywords
formula
image
radical
compounds
sulfonic compounds
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
ES557654A
Other languages
English (en)
Other versions
ES557654A0 (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.)
Novartis AG
Original Assignee
Ciba Geigy 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 Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of ES8802588A1 publication Critical patent/ES8802588A1/es
Publication of ES557654A0 publication Critical patent/ES557654A0/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C317/00—Sulfones; Sulfoxides

Landscapes

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

Abstract

PROCEDIMIENTO DE OBTENCION DE NUEVOS COMPUESTOS SULFONADOS DE FORMULA (I), DONDE R3 Y R4 SON -CN O -COOR5, Y R5 ES ALQUILO DE 1 A 4 CARBONOS. SE HACEN REACCIONAR COMPUESTOS DE FORMULA (II) EN AGUA, EN UN DISOLVENTE ORGANICO O EN MEZCLA DE ESTOS DISOLVENTES, EN PRESENCIA DE UNA BASE, A TEMPERATURA DE 40-150GC. TIENE APLICACION COMO BLANQUEANTES OPTICOS PARA FIBRAS DE POLIESTER. *FORMULA*
ES557654A 1985-02-15 1987-07-16 Procedimiento de obtencion de nuevos compuestos estilbenicos para aclaradores opticos. Expired ES8802588A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH73085 1985-02-15

Publications (2)

Publication Number Publication Date
ES8802588A1 true ES8802588A1 (es) 1988-08-16
ES557654A0 ES557654A0 (es) 1988-08-16

Family

ID=4193847

Family Applications (2)

Application Number Title Priority Date Filing Date
ES551974A Expired ES8802136A1 (es) 1985-02-15 1986-02-14 Procedimiento de obtencion de nuevos compuestos sulfonicos
ES557654A Expired ES8802588A1 (es) 1985-02-15 1987-07-16 Procedimiento de obtencion de nuevos compuestos estilbenicos para aclaradores opticos.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES551974A Expired ES8802136A1 (es) 1985-02-15 1986-02-14 Procedimiento de obtencion de nuevos compuestos sulfonicos

Country Status (6)

Country Link
US (2) US4780558A (es)
EP (1) EP0196272B1 (es)
JP (1) JPS61189259A (es)
BR (1) BR8600642A (es)
DE (1) DE3663808D1 (es)
ES (2) ES8802136A1 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4780558A (en) * 1985-02-15 1988-10-25 Ciba-Geigy Corporation Sulfone compounds
US4752616A (en) * 1987-06-29 1988-06-21 E. R. Squibb & Sons, Inc. Arylthioalkylphenyl carboxylic acids, compositions containing same and method of use

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH603513A5 (es) * 1975-02-05 1978-08-15 Sandoz Ag
US4196229A (en) * 1975-02-05 1980-04-01 Sandoz Ltd. Substituted divinyl stilbenes as optical brighteners
EP0041043B1 (de) * 1980-05-13 1983-11-09 Ciba-Geigy Ag Verfahren zur Herstellung von Alkenylbenzol- oder -naphthalin-derivaten
DE3164697D1 (en) * 1980-05-13 1984-08-16 Ciba Geigy Ag Process for the preparation of vinyl-stilbene compounds
US4780558A (en) * 1985-02-15 1988-10-25 Ciba-Geigy Corporation Sulfone compounds

Also Published As

Publication number Publication date
ES551974A0 (es) 1988-04-01
BR8600642A (pt) 1986-10-29
EP0196272A1 (de) 1986-10-01
US4847404A (en) 1989-07-11
EP0196272B1 (de) 1989-06-07
US4780558A (en) 1988-10-25
JPS61189259A (ja) 1986-08-22
DE3663808D1 (en) 1989-07-13
ES557654A0 (es) 1988-08-16
ES8802136A1 (es) 1988-04-01

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Legal Events

Date Code Title Description
MM4A Patent lapsed

Effective date: 19960506