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公开(公告)号:US3992398A
公开(公告)日:1976-11-16
申请号:US583377
申请日:1975-06-03
申请人: Beat Bohner , Dag Dawes , Willy Meyer , Jean Perchais , Hanspeter Fischer
发明人: Beat Bohner , Dag Dawes , Willy Meyer , Jean Perchais , Hanspeter Fischer
IPC分类号: A01N20060101 , C07C255/66 , C07D20060101 , C07D249/00 , C07D249/08 , C07D249/10 , C07D249/12
CPC分类号: C07C255/00
摘要: Process for the production of 1-alkyl-3-hydroxy-5-chloro-1,2,4-triazoles wherein an alkylhydrazine is reacted in an inert solvent in the presence of an acid binding agent with cyanogen chloride to 1-alkyl-1-cyanohydrazine which is subsequently cyclized with phosgene.
摘要翻译: 制备1-烷基-3-羟基-5-氯-1,2,4-三唑的方法,其中烷基肼在惰性溶剂中,在酸结合剂存在下与氯化氰反应,生成1-烷基-1 氰基肼,随后用光气环化。
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公开(公告)号:US4006157A
公开(公告)日:1977-02-01
申请号:US589991
申请日:1975-06-24
申请人: Beat Bohner , Dag Dawes , Hermann Kny , Willy Meyer , Jean Perchais
发明人: Beat Bohner , Dag Dawes , Hermann Kny , Willy Meyer , Jean Perchais
IPC分类号: C07D249/12
CPC分类号: C07D249/12
摘要: Preparation of 1-isopropyl-3-hydroxy-5-chloro-1,2,4-triazole by reacting isopropylhydrazine hydrochloride with N-chlorocarbonylisocyanidedichloride.
摘要翻译: 异丙基肼盐酸盐与N-氯羰基异氰脲酸二氯化物反应制备1-异丙基-3-羟基-5-氯-1,2,4-三唑。
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