DE2620970A1 - Verfahren zur herstellung von 2-aryl-2h-benzotriazolen - Google Patents

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

Info

Publication number
DE2620970A1
DE2620970A1 DE19762620970 DE2620970A DE2620970A1 DE 2620970 A1 DE2620970 A1 DE 2620970A1 DE 19762620970 DE19762620970 DE 19762620970 DE 2620970 A DE2620970 A DE 2620970A DE 2620970 A1 DE2620970 A1 DE 2620970A1
Authority
DE
Germany
Prior art keywords
hydrogen
tert
chlorine
hydroxy
butyl
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.)
Granted
Application number
DE19762620970
Other languages
German (de)
English (en)
Other versions
DE2620970C2 (enExample
Inventor
Siegfried Dr Kintopf
Ulrich Dr Kress
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 DE2620970A1 publication Critical patent/DE2620970A1/de
Application granted granted Critical
Publication of DE2620970C2 publication Critical patent/DE2620970C2/de
Granted 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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE19762620970 1975-05-14 1976-05-12 Verfahren zur herstellung von 2-aryl-2h-benzotriazolen Granted DE2620970A1 (de)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
DE2620970A1 true DE2620970A1 (de) 1976-11-25
DE2620970C2 DE2620970C2 (enExample) 1989-06-29

Family

ID=24308480

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762620970 Granted DE2620970A1 (de) 1975-05-14 1976-05-12 Verfahren zur herstellung von 2-aryl-2h-benzotriazolen

Country Status (8)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004099285A3 (en) * 2003-05-05 2005-11-24 Ciba Sc Holding Ag Novel polymers comprising benzotriazole for use in optical devices

Families Citing this family (8)

* 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.
EP0423070B1 (de) * 1989-10-12 1995-08-30 Ciba-Geigy Ag Verfahren zur Herstellung substituierter Phenole
US5675015A (en) * 1996-03-07 1997-10-07 Eastman Kodak Company Process for the preparation of benzotriazole derivatives
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

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, 2917, 1971 *
HOUBEN-WEYL: Methoden der organischen Chemie, Bd. IV/1c, S.15, 1980, (gutachtlich entgegengehalten) *
Ullmanns Encyklopädie der technischen Chemie, 3. Aufl., Bd. 14, S.642, 1963 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004099285A3 (en) * 2003-05-05 2005-11-24 Ciba Sc Holding Ag Novel polymers comprising benzotriazole for use in optical devices
US7750112B2 (en) 2003-05-05 2010-07-06 Ciba Specialty Chemicals Corp. Polymers comprising benzotriazole for use in optical devices

Also Published As

Publication number Publication date
DE2620970C2 (enExample) 1989-06-29
FR2311012A1 (fr) 1976-12-10
JPS6036431B2 (ja) 1985-08-20
BR7603021A (pt) 1977-05-31
GB1494823A (en) 1977-12-14
CH615427A5 (en) 1980-01-31
NL7605207A (nl) 1976-11-16
JPS51138678A (en) 1976-11-30
BE841770A (fr) 1976-11-16
FR2311012B1 (enExample) 1978-05-19

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8128 New person/name/address of the agent

Representative=s name: ASSMANN, E., DIPL.-CHEM. DR.RER.NAT. ZUMSTEIN, F.,

D2 Grant after examination
8364 No opposition during term of opposition