| 摘要 |
<p>Cyclicdicarboximido-substituted phosphonothioates corresponding to the formula WHEREIN R represents phthalimido, monomethyl substituted phthalimido, 4-cyclohexene-1,2-dicarboximido or monomethyl substituted 4-cyclohexene-1,2-dicarboximido are prepared by a method which comprises reacting an appropriate O,O-diloweralkyl phosphorochloridothioate with an appropriate N-alkali metal cyclicdicarboximide reactant in the presence of a catalytic amount of 1,4-diazabicyclo(2,2,2)octane and an inert tertiary alcohol as a reaction medium.</p> |
