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.
Processes for the preparation of 3-amino-2-(5-methoxy-1H-indol-3-yl)
申请人:Centro de Investigacion y de Estudios Avanzados Del Instituto
公开号:US04803284A1
公开(公告)日:1989-02-07
The compound characterized by the structural Formula I: ##STR1## is therapeutically useful as an anti-hypertensive agent. A process for the preparation of the compound having Formula I and their synthetic intermediates is described. One of the synthetic intermediates is the compound characterized by the structural Formula: ##STR2## which is also therapeutically useful as an anti-hypertensive agent.