BE841770A - Preparation de 2-aryl-2h-benzotriazoles - Google Patents

Preparation de 2-aryl-2h-benzotriazoles

Info

Publication number
BE841770A
BE841770A BE166975A BE166975A BE841770A BE 841770 A BE841770 A BE 841770A BE 166975 A BE166975 A BE 166975A BE 166975 A BE166975 A BE 166975A BE 841770 A BE841770 A BE 841770A
Authority
BE
Belgium
Prior art keywords
benzotriazoles
aryl
preparation
Prior art date
Application number
BE166975A
Other languages
English (en)
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 filed Critical
Publication of BE841770A publication Critical patent/BE841770A/fr

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)
BE166975A 1975-05-14 1976-05-13 Preparation de 2-aryl-2h-benzotriazoles BE841770A (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BE841770A true BE841770A (fr) 1976-11-16

Family

ID=24308480

Family Applications (1)

Application Number Title Priority Date Filing Date
BE166975A BE841770A (fr) 1975-05-14 1976-05-13 Preparation de 2-aryl-2h-benzotriazoles

Country Status (8)

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

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1984002365A1 (fr) * 1982-12-07 1984-06-21 Commw Scient Ind Res Org Utilisation de sulfonates substitues de 2-(2'-hydroxyaryl)-2h-benzotriazol en tant qu'agents photostabilisateurs pour fibres naturelles et synthetiques
JPS6471862A (en) * 1987-09-11 1989-03-16 Chemipro Kasei Kaisha Ltd Production of 2-phenylbenzotriazole
DE58907083D1 (de) * 1988-09-28 1994-04-07 Ciba Geigy Verfahren zur Herstellung von Benztriazolderivaten.
EP0419412B1 (fr) * 1989-09-20 1993-11-10 Ciba-Geigy Ag Procédé pour la préparation de benzotriazoles
EP0423070B1 (fr) * 1989-10-12 1995-08-30 Ciba-Geigy Ag Procédé de préparation de phénols substitués
US5675015A (en) * 1996-03-07 1997-10-07 Eastman Kodak Company Process for the preparation of benzotriazole derivatives
US7750112B2 (en) 2003-05-05 2010-07-06 Ciba Specialty Chemicals Corp. Polymers comprising benzotriazole for use in optical devices
CN110396070A (zh) * 2019-09-11 2019-11-01 广东工业大学 一种苯并三氮唑类紫外吸收剂的制备方法
CN111282592B (zh) * 2019-11-29 2023-07-21 浙江工业大学 炭载碱性离子液体-金属催化剂及其制备和在催化转移加氢反应中的应用

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH529815A (de) * 1970-06-19 1972-10-31 Ciba Geigy Ag Verwendung von 2-(2'Hydroxyphenyl)-benztriazolverbindungen als Lichtschutzmittel
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
FR2311012A1 (fr) 1976-12-10
DE2620970A1 (de) 1976-11-25
FR2311012B1 (fr) 1978-05-19
NL7605207A (nl) 1976-11-16
CH615427A5 (en) 1980-01-31
JPS6036431B2 (ja) 1985-08-20
BR7603021A (pt) 1977-05-31
DE2620970C2 (fr) 1989-06-29
GB1494823A (en) 1977-12-14
JPS51138678A (en) 1976-11-30

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: CIBA-GEIGY A.G.

Effective date: 19870531