NL7605207A - PROCESS FOR PREPARING 2-ARYL-2H-BENZO-TRIAZOLES. - Google Patents

PROCESS FOR PREPARING 2-ARYL-2H-BENZO-TRIAZOLES.

Info

Publication number
NL7605207A
NL7605207A NL7605207A NL7605207A NL7605207A NL 7605207 A NL7605207 A NL 7605207A NL 7605207 A NL7605207 A NL 7605207A NL 7605207 A NL7605207 A NL 7605207A NL 7605207 A NL7605207 A NL 7605207A
Authority
NL
Netherlands
Prior art keywords
triazoles
benzo
aryl
preparing
Prior art date
Application number
NL7605207A
Other languages
Dutch (nl)
Original Assignee
Ciba Geigy
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 filed Critical Ciba Geigy
Publication of NL7605207A publication Critical patent/NL7605207A/en

Links

Classifications

    • 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
    • C07D249/16—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms condensed with carbocyclic rings or ring systems
    • C07D249/18—Benzotriazoles
    • C07D249/20—Benzotriazoles with aryl radicals directly attached in position 2

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
NL7605207A 1975-05-14 1976-05-14 PROCESS FOR PREPARING 2-ARYL-2H-BENZO-TRIAZOLES. NL7605207A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US57738575A 1975-05-14 1975-05-14

Publications (1)

Publication Number Publication Date
NL7605207A true NL7605207A (en) 1976-11-16

Family

ID=24308480

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7605207A NL7605207A (en) 1975-05-14 1976-05-14 PROCESS FOR PREPARING 2-ARYL-2H-BENZO-TRIAZOLES.

Country Status (8)

Country Link
JP (1) JPS6036431B2 (en)
BE (1) BE841770A (en)
BR (1) BR7603021A (en)
CH (1) CH615427A5 (en)
DE (1) DE2620970A1 (en)
FR (1) FR2311012A1 (en)
GB (1) GB1494823A (en)
NL (1) NL7605207A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4668235A (en) * 1982-12-07 1987-05-26 The Commonwealth Of Australia Commonwealth Scientific & Industrial Research Organization Use of substituted 2-(2-hydroxyaryl)-2H-benzotriazolesulfonates as photostabilizing agents for natural synthetic fibres
JPS6471862A (en) * 1987-09-11 1989-03-16 Chemipro Kasei Kaisha Ltd Production of 2-phenylbenzotriazole
ES2062096T3 (en) * 1988-09-28 1994-12-16 Ciba Geigy Ag PROCEDURE FOR THE OBTAINING OF BENZOTRIAZOLE DERIVATIVES.
EP0419412B1 (en) * 1989-09-20 1993-11-10 Ciba-Geigy Ag Process for the preparation of benzotriazoles
DE59009573D1 (en) * 1989-10-12 1995-10-05 Ciba Geigy Ag Process for the preparation of substituted phenols.
US5675015A (en) * 1996-03-07 1997-10-07 Eastman Kodak Company Process for the preparation of benzotriazole derivatives
JP4722833B2 (en) 2003-05-05 2011-07-13 チバ ホールディング インコーポレーテッド Novel polymers containing benzotriazole for use in optical devices
CN110396070A (en) * 2019-09-11 2019-11-01 广东工业大学 A kind of preparation method of benzotriazole ultraviolet absorber
CN111282592B (en) * 2019-11-29 2023-07-21 浙江工业大学 Carbon-supported alkaline ionic liquid-metal catalyst, preparation thereof and application thereof in catalytic transfer hydrogenation reaction

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH529815A (en) * 1970-06-19 1972-10-31 Ciba Geigy Ag Use of 2- (2'-hydroxyphenyl) -benzotriazole compounds as light stabilizers
US3978074A (en) * 1973-11-21 1976-08-31 Uniroyal Inc. Method of making hydroxyarylbenzotriazoles and their N-oxides

Also Published As

Publication number Publication date
JPS51138678A (en) 1976-11-30
FR2311012B1 (en) 1978-05-19
GB1494823A (en) 1977-12-14
DE2620970C2 (en) 1989-06-29
BR7603021A (en) 1977-05-31
CH615427A5 (en) 1980-01-31
DE2620970A1 (en) 1976-11-25
BE841770A (en) 1976-11-16
FR2311012A1 (en) 1976-12-10
JPS6036431B2 (en) 1985-08-20

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
BV The patent application has lapsed