| 摘要 |
<p>Compounds of the general formula <FORM:1081948/C2/1> (wherein R represents a C1- 7 alkyl group, R1 represents a halogen atom or a trifluoromethyl or nitro group, R2 represents a halogen atom, hal represents a halogen atom and the broken lines denote optional substituents) are prepared by reacting an a - or b -oxime (or a mixture thereof) of the formula <FORM:1081948/C2/2> with a dihaloacyl halide of the formula <FORM:1081948/C2/3></p> |
