Solvent effect on product distribution in the thermolysis of dihydropyrazoles
作者:Masashi Hamaguchi、Toshikazu Nagai
DOI:10.1039/c39870001299
日期:——
Solvent dependence of products in the thermal decomposition of 4-methoxy-4,5-dihydro-3H-pyrazoles bearing two electronegative groups at C-3 was observed; nonpolar solvents gave predominantly alkenes, whereas polar solvents gave predominantly cyclopropanes.
Process for the preparation of insecticidal, acaricidal and molluscicidal 2-halopyrrole-3-carbonitrile compounds
申请人:AMERICAN CYANAMID COMPANY
公开号:EP0490063B1
公开(公告)日:1998-04-29
US5041556A
申请人:——
公开号:US5041556A
公开(公告)日:1991-08-20
US5116998A
申请人:——
公开号:US5116998A
公开(公告)日:1992-05-26
Process for the preparation of insecticidal, acaricidal and
申请人:American Cyanamid Company
公开号:US05041556A1
公开(公告)日:1991-08-20
There is provided a process for the preparation of 2-halopyrrole-3-carbonitrile compounds which are useful as insecticidal, acaricidal and molluscicidal agents.