METHOD OF PREPARING 1-METHYLCYCLOPROPENE AND APPLYING THE SAME TO PLANTS
申请人:YOO Sang-Ku
公开号:US20100076242A1
公开(公告)日:2010-03-25
Disclosed is a method for directly preparing in situ 1-methylcyclopropene which inhibits the action of ethylene of accelerating the ripening process of plants, which comprises reacting a predetermined 1-methylcyclopropene precursor represented by the following Formula 2 or 3 with a base or fluoride anion material, and applying the 1-methylcyclopropene to plants:
wherein Me, Et, R
1
, R
2
and X are defined in the specification.
Some new aspects of conjugate addition of grignard and alkyllithium reagents to vinylsilanes
作者:Kohei Tamao、Ryuichiro Kanatani、Makoto Kumada
DOI:10.1016/s0040-4039(01)90072-3
日期:1984.1
A structure and reactivity relationship has been determined on the reaction of isopropyl and n-butyl Grignard reagents and n-butyllithium with vinyl-(alkoxy)silanes and (amino)silanes. The addition to the vinyl group has been analyzed in terms of the nucleophile HOMO-vinyl group LUMO interaction.