BE841768A - PROCESS FOR THE PREPARATION OF 2-ARYL-2H-BENZOTRIAZOLES - Google Patents

PROCESS FOR THE PREPARATION OF 2-ARYL-2H-BENZOTRIAZOLES

Info

Publication number
BE841768A
BE841768A BE166973A BE166973A BE841768A BE 841768 A BE841768 A BE 841768A BE 166973 A BE166973 A BE 166973A BE 166973 A BE166973 A BE 166973A BE 841768 A BE841768 A BE 841768A
Authority
BE
Belgium
Prior art keywords
benzotriazoles
aryl
preparation
Prior art date
Application number
BE166973A
Other languages
French (fr)
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 BE841768A publication Critical patent/BE841768A/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
BE166973A 1975-05-14 1976-05-13 PROCESS FOR THE PREPARATION OF 2-ARYL-2H-BENZOTRIAZOLES BE841768A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US57738375A 1975-05-14 1975-05-14

Publications (1)

Publication Number Publication Date
BE841768A true BE841768A (en) 1976-11-16

Family

ID=24308470

Family Applications (1)

Application Number Title Priority Date Filing Date
BE166973A BE841768A (en) 1975-05-14 1976-05-13 PROCESS FOR THE PREPARATION OF 2-ARYL-2H-BENZOTRIAZOLES

Country Status (9)

Country Link
JP (1) JPS6036429B2 (en)
BE (1) BE841768A (en)
BR (1) BR7603027A (en)
CH (1) CH615165A5 (en)
DE (1) DE2621006A1 (en)
ES (1) ES447873A1 (en)
FR (1) FR2311010A1 (en)
GB (1) GB1494825A (en)
NL (1) NL7605202A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1984002365A1 (en) * 1982-12-07 1984-06-21 Commw Scient Ind Res Org Use of substituted 2-(2'-hydroxyaryl)-2h-benzotriazolesulfonates as photostabilising agents for natural and synthetic fibres
JPS6471862A (en) * 1987-09-11 1989-03-16 Chemipro Kasei Kaisha Ltd Production of 2-phenylbenzotriazole
EP0363318B1 (en) * 1988-09-28 1994-03-02 Ciba-Geigy Ag Process for the preparation of benzotriazole derivatives
JPH02202879A (en) * 1989-01-31 1990-08-10 Kemipuro Kasei Kk Production of 2-phenylbenzotriazoles
JPH02202880A (en) * 1989-01-31 1990-08-10 Kemipuro Kasei Kk Production of 2-phenylbenzotriazoles
DE59003447D1 (en) * 1989-09-20 1993-12-16 Ciba Geigy Process for the preparation of benzotriazoles.
CN112538055A (en) * 2020-12-11 2021-03-23 西安凯立新材料股份有限公司 Preparation method of benzotriazole ultraviolet absorbent
CN113480487B (en) * 2021-06-16 2022-12-02 三峡大学 Benzotriazole-containing fluorescent compound, and preparation method and application thereof

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
ES447873A1 (en) 1977-07-16
DE2621006A1 (en) 1976-12-02
GB1494825A (en) 1977-12-14
FR2311010B1 (en) 1978-05-19
JPS51138676A (en) 1976-11-30
BR7603027A (en) 1977-05-31
CH615165A5 (en) 1980-01-15
FR2311010A1 (en) 1976-12-10
NL7605202A (en) 1976-11-16
JPS6036429B2 (en) 1985-08-20

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: CIBA-GEIGY A.G.

Effective date: 19870531