CH605846A5 - - Google Patents

Info

Publication number
CH605846A5
CH605846A5 CH1363574A CH1363574A CH605846A5 CH 605846 A5 CH605846 A5 CH 605846A5 CH 1363574 A CH1363574 A CH 1363574A CH 1363574 A CH1363574 A CH 1363574A CH 605846 A5 CH605846 A5 CH 605846A5
Authority
CH
Switzerland
Application number
CH1363574A
Inventor
Kurt Dr Gengnagel
Theodor Dr Papenfuhs
Original Assignee
Hoechst 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 Hoechst Ag filed Critical Hoechst Ag
Publication of CH605846A5 publication Critical patent/CH605846A5/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
CH1363574A 1973-10-13 1974-10-10 CH605846A5 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2351595A DE2351595C3 (de) 1973-10-13 1973-10-13 Verfahren zur Herstellung von reinen Tolutriazolen

Publications (1)

Publication Number Publication Date
CH605846A5 true CH605846A5 (xx) 1978-10-13

Family

ID=5895422

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1363574A CH605846A5 (xx) 1973-10-13 1974-10-10

Country Status (7)

Country Link
US (1) US3970667A (xx)
JP (1) JPS5835191B2 (xx)
CH (1) CH605846A5 (xx)
DE (1) DE2351595C3 (xx)
FR (1) FR2247459B1 (xx)
GB (1) GB1472265A (xx)
IT (1) IT1022829B (xx)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4367337A (en) * 1981-01-05 1983-01-04 The Sherwin-Williams Company Process for conversion of benzimidazolones to benzotriazoles
US4363914A (en) * 1981-01-05 1982-12-14 The Sherwin-Williams Company Preparation of benzotriazoles
JPS62270081A (ja) * 1983-12-29 1987-11-24 Sony Corp テ−プカセツト
US5914409A (en) * 1998-02-25 1999-06-22 Bayer Corporation Tolyltriazole process
CN100400520C (zh) * 2006-05-24 2008-07-09 河北沧州大化集团新星工贸有限责任公司 从tdi有机残渣提取甲基邻苯二胺及用其合成tta的方法
US9242942B2 (en) 2013-07-01 2016-01-26 Randolph K Belter Purification of aryltriazoles
US9309205B2 (en) 2013-10-28 2016-04-12 Wincom, Inc. Filtration process for purifying liquid azole heteroaromatic compound-containing mixtures
WO2023239909A1 (en) * 2022-06-09 2023-12-14 Dober Chemical Corp. Triazole synthesis, compositions, systems and methods

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2861078A (en) * 1956-11-19 1958-11-18 Emery B Miller Preparation of benzotriazoles
US3564001A (en) * 1968-02-19 1971-02-16 Sherwin Williams Co Method for production of benzotriazole
US3639431A (en) * 1968-05-24 1972-02-01 Union Carbide Corp Production of benzotriazoles
US3732239A (en) * 1969-06-20 1973-05-08 Allied Chem 4-and 5-methyl-1h-benzotriazoles prepared from vicinal toluenediamine mixtures

Also Published As

Publication number Publication date
US3970667A (en) 1976-07-20
JPS5835191B2 (ja) 1983-08-01
GB1472265A (en) 1977-05-04
JPS5064271A (xx) 1975-05-31
FR2247459A1 (xx) 1975-05-09
DE2351595C3 (de) 1978-05-18
FR2247459B1 (xx) 1979-06-08
DE2351595B2 (de) 1977-09-22
DE2351595A1 (de) 1975-04-24
IT1022829B (it) 1978-04-20

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Legal Events

Date Code Title Description
PL Patent ceased