Oxiranes of the formula: ##STR1## in which R is ##STR2## R.sup.1 is hydrogen or halogen, R.sup.2 is halogen, R.sup.3 is alkyl with 1 to 4 carbon atoms or alkoxy with 1 to 4 carbon atoms, n is 0, 1 or 2, Y.sup.1 and Y.sup.2 each independently is hydrogen or alkyl with 1 to 4 carbon atoms, Z is halogen or alkyl with 1 to 4 carbon atoms, and m is 0 or 1. and useful as intermediates in the preparation of fungicides.
公式为:##STR1## 中的氧杂
环戊烷,其中R为##STR2## R.sup.1为氢或卤素,R.sup.2为卤素,R.sup.3为1至4个碳原子的烷基或1至4个碳原子的烷氧基,n为0、1或2,Y.sup.1和Y.sup.2各自独立为氢或1至4个碳原子的烷基,Z为卤素或1至4个碳原子的烷基,m为0或1。这些化合物可用作制备杀菌剂的中间体。