GB2260324B - Process for the preparation of 4,4'-bis (4-phenyl-1,2,3-triazol-2-yl)-stilbene -2,2'-disulphonic acids or salts thereof - Google Patents

Process for the preparation of 4,4'-bis (4-phenyl-1,2,3-triazol-2-yl)-stilbene -2,2'-disulphonic acids or salts thereof

Info

Publication number
GB2260324B
GB2260324B GB9222582A GB9222582A GB2260324B GB 2260324 B GB2260324 B GB 2260324B GB 9222582 A GB9222582 A GB 9222582A GB 9222582 A GB9222582 A GB 9222582A GB 2260324 B GB2260324 B GB 2260324B
Authority
GB
United Kingdom
Prior art keywords
stilbene
triazol
bis
phenyl
salts
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
GB9222582A
Other languages
English (en)
Other versions
GB2260324A (en
GB9222582D0 (en
Inventor
Axel Bader
Dieter Arlt
Florin Seng
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 GB9222582D0 publication Critical patent/GB9222582D0/en
Publication of GB2260324A publication Critical patent/GB2260324A/en
Application granted granted Critical
Publication of GB2260324B publication Critical patent/GB2260324B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
    • C07C309/01—Sulfonic acids
    • C07C309/28—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
    • C07C309/45—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton
    • C07C309/48—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton the carbon skeleton being further substituted by halogen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
    • C07C309/01—Sulfonic acids
    • C07C309/28—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
    • C07C309/45—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton
    • C07C309/46—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton having the sulfo groups bound to carbon atoms of non-condensed six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
    • C07D249/02—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms not condensed with other rings
    • C07D249/04—1,2,3-Triazoles; Hydrogenated 1,2,3-triazoles
    • C07D249/06—1,2,3-Triazoles; Hydrogenated 1,2,3-triazoles with aryl radicals directly attached to ring atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB9222582A 1991-10-28 1992-10-27 Process for the preparation of 4,4'-bis (4-phenyl-1,2,3-triazol-2-yl)-stilbene -2,2'-disulphonic acids or salts thereof Expired - Fee Related GB2260324B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4135476A DE4135476A1 (de) 1991-10-28 1991-10-28 Verfahren zur herstellung von 4,4'-bis(4-phenyl-1,2,3-triazol-2-yl)-stilben-2,2'-disulfonsaeuren bzw. ihren salzen

Publications (3)

Publication Number Publication Date
GB9222582D0 GB9222582D0 (en) 1992-12-09
GB2260324A GB2260324A (en) 1993-04-14
GB2260324B true GB2260324B (en) 1995-07-05

Family

ID=6443568

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9222582A Expired - Fee Related GB2260324B (en) 1991-10-28 1992-10-27 Process for the preparation of 4,4'-bis (4-phenyl-1,2,3-triazol-2-yl)-stilbene -2,2'-disulphonic acids or salts thereof

Country Status (3)

Country Link
DE (1) DE4135476A1 (it)
GB (1) GB2260324B (it)
IT (1) IT1255714B (it)

Also Published As

Publication number Publication date
DE4135476A1 (de) 1993-08-12
IT1255714B (it) 1995-11-10
ITMI922289A1 (it) 1994-04-01
GB2260324A (en) 1993-04-14
GB9222582D0 (en) 1992-12-09
ITMI922289A0 (it) 1992-10-01

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19961027