NL7605203A - Werkwijze ter bereiding van 2-aryl-2h-benzo- triazolen. - Google Patents

Werkwijze ter bereiding van 2-aryl-2h-benzo- triazolen.

Info

Publication number
NL7605203A
NL7605203A NL7605203A NL7605203A NL7605203A NL 7605203 A NL7605203 A NL 7605203A NL 7605203 A NL7605203 A NL 7605203A NL 7605203 A NL7605203 A NL 7605203A NL 7605203 A NL7605203 A NL 7605203A
Authority
NL
Netherlands
Prior art keywords
triazoles
benzo
aryl
preparing
Prior art date
Application number
NL7605203A
Other languages
English (en)
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 NL7605203A publication Critical patent/NL7605203A/xx

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)
NL7605203A 1975-05-14 1976-05-14 Werkwijze ter bereiding van 2-aryl-2h-benzo- triazolen. NL7605203A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US57738475A 1975-05-14 1975-05-14

Publications (1)

Publication Number Publication Date
NL7605203A true NL7605203A (nl) 1976-11-16

Family

ID=24308475

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7605203A NL7605203A (nl) 1975-05-14 1976-05-14 Werkwijze ter bereiding van 2-aryl-2h-benzo- triazolen.

Country Status (9)

Country Link
JP (1) JPS6036430B2 (xx)
BE (1) BE841769A (xx)
BR (1) BR7603024A (xx)
CH (1) CH615166A5 (xx)
DE (1) DE2620897A1 (xx)
ES (1) ES447874A1 (xx)
FR (1) FR2311011A1 (xx)
GB (1) GB1494824A (xx)
NL (1) NL7605203A (xx)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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.
JPH02202879A (ja) * 1989-01-31 1990-08-10 Kemipuro Kasei Kk ２―フェニルベンゾトリアゾール類の製造法
JPH02202880A (ja) * 1989-01-31 1990-08-10 Kemipuro Kasei Kk ２―フェニルベンゾトリアゾール類の製造法
EP0419412B1 (de) * 1989-09-20 1993-11-10 Ciba-Geigy Ag 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***类紫外线吸收剂的制备方法

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
ES447874A1 (es) 1977-07-16
DE2620897A1 (de) 1976-11-25
JPS6036430B2 (ja) 1985-08-20
FR2311011A1 (fr) 1976-12-10
JPS51138677A (en) 1976-11-30
BE841769A (fr) 1976-11-16
BR7603024A (pt) 1977-05-31
GB1494824A (en) 1977-12-14
FR2311011B1 (xx) 1978-05-19
CH615166A5 (en) 1980-01-15

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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