DE2621006A1 - Verfahren zur herstellung von 2-aryl-2h-benzotriazolen - Google Patents

Verfahren zur herstellung von 2-aryl-2h-benzotriazolen

Info

Publication number
DE2621006A1
DE2621006A1 DE19762621006 DE2621006A DE2621006A1 DE 2621006 A1 DE2621006 A1 DE 2621006A1 DE 19762621006 DE19762621006 DE 19762621006 DE 2621006 A DE2621006 A DE 2621006A DE 2621006 A1 DE2621006 A1 DE 2621006A1
Authority
DE
Germany
Prior art keywords
hydrogen
tert
chlorine
hydroxy
benzotriazole
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.)
Ceased
Application number
DE19762621006
Other languages
German (de)
English (en)
Inventor
Hans Jakob Dr Peterli
Charles Edgar Ziegler
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 DE2621006A1 publication Critical patent/DE2621006A1/de
Ceased legal-status Critical Current

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)
  • Catalysts (AREA)
DE19762621006 1975-05-14 1976-05-12 Verfahren zur herstellung von 2-aryl-2h-benzotriazolen Ceased DE2621006A1 (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
DE2621006A1 true DE2621006A1 (de) 1976-12-02

Family

ID=24308470

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762621006 Ceased DE2621006A1 (de) 1975-05-14 1976-05-12 Verfahren zur herstellung von 2-aryl-2h-benzotriazolen

Country Status (9)

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0380840A1 (en) * 1989-01-31 1990-08-08 Chemipro Kasei Kaisha, Ltd. Method of preparing 2-phenylbenzotriazoles
EP0380839A1 (en) * 1989-01-31 1990-08-08 Chemipro Kasei Kaisha, Ltd. Method of preparing 2-phenylbenzotriazoles

Families Citing this family (6)

* 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
DE58907083D1 (de) * 1988-09-28 1994-04-07 Ciba Geigy Verfahren zur Herstellung von Benztriazolderivaten.
DE59003447D1 (de) * 1989-09-20 1993-12-16 Ciba Geigy Verfahren zur Herstellung von Benztriazolen.
CN112538055A (zh) * 2020-12-11 2021-03-23 西安凯立新材料股份有限公司 一种苯并三唑类紫外线吸收剂的制备方法
CN113480487B (zh) * 2021-06-16 2022-12-02 三峡大学 一种含苯并三氮唑的荧光类化合物、制备方法及应用

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2130322A1 (de) * 1970-06-19 1972-03-16 Ciba Geigy Ag Lichtschutzmittel

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3978074A (en) * 1973-11-21 1976-08-31 Uniroyal Inc. Method of making hydroxyarylbenzotriazoles and their N-oxides

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2130322A1 (de) * 1970-06-19 1972-03-16 Ciba Geigy Ag Lichtschutzmittel

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
Bull.Soc.Chim.Fr., 8, 1971, 2917 *
Houben-Weyl: Methoden der organischen Chemie, Bd. IV/1c, 1980, S. 15 *
Ullmann: Encyklopädie der technischen Chemie, 3. Aufl., Bd. 14, 1963, S. 642 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0380840A1 (en) * 1989-01-31 1990-08-08 Chemipro Kasei Kaisha, Ltd. Method of preparing 2-phenylbenzotriazoles
EP0380839A1 (en) * 1989-01-31 1990-08-08 Chemipro Kasei Kaisha, Ltd. Method of preparing 2-phenylbenzotriazoles

Also Published As

Publication number Publication date
FR2311010A1 (fr) 1976-12-10
CH615165A5 (en) 1980-01-15
ES447873A1 (es) 1977-07-16
JPS6036429B2 (ja) 1985-08-20
JPS51138676A (en) 1976-11-30
BE841768A (fr) 1976-11-16
GB1494825A (en) 1977-12-14
BR7603027A (pt) 1977-05-31
NL7605202A (nl) 1976-11-16
FR2311010B1 (enExample) 1978-05-19

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8131 Rejection