Compounds having the formula: ##STR1## wherein X is C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.8 alkoxy or halogen; Y is hydrogen, halogen, or C.sub.1 -C.sub.4 dialkylamino; R.sup.1 is C.sub.1 -C.sub.8 straight chain or branched alkyl, C.sub.3 -C.sub.8 cycloalkyl, C.sub.3 -C.sub.8 alkenyl or C.sub.3 -C.sub.8 alkoxy; R.sup.2 is C.sub.1 -C.sub.8 straight chain or branched alkyl, C.sub.3 -C.sub.8 alkenyl, C.sub.3 -C.sub.8 cycloalkyl, halo substituted C.sub.3 -C.sub.8 alkenyl, C.sub.3 -C.sub.8 alkynyl, C.sub.1 -C.sub.4 alkoxy, cyano C.sub.1 -C.sub.4 alkyl, alkoxyalkyl, phenyl, aralkyl, C.sub.1 -C.sub.4 acyl, C.sub.1 -C.sub.4 carbalkoxyalkyl, C.sub.1 -C.sub.4 carbalkoxyalkyl substituted by C.sub.1 -C.sub.4 alkyl, phenylmethyl or methylthioethyl, dialkylaminoethyl, or tetrahydrofuranylmethyl; R.sup.1 and R.sup.2 taken together form a C.sub.3 -C.sub.8 membered heterocyclic ring containing one or more heteroatoms. The compounds are useful as intermediates for making herbicides.
具有以下式子的化合物:##STR1## 其中X为C.sub.1-C.sub.4烷基,C.sub.1-C.sub.8烷氧基或卤素;Y为氢,卤素或C.sub.1-C.sub.4双烷基
氨基;R.sup.1为C.sub.1-C.sub.8直链或支链烷基,C.sub.3-C.sub.8环烷基,C.sub.3-C.sub.8烯基或C.sub.3-C.sub.8烷氧基;R.sup.2为C.sub.1-C.sub.8直链或支链烷基,C.sub.3-C.sub.8烯基,C.sub.3-C.sub.8环烷基,卤素取代的C.sub.3-C.sub.8烯基,C.sub.3-C.sub.8炔基,C.sub.1-C.sub.4烷氧基,
氰基C.sub.1-C.sub.4烷基,烷氧基烷基,苯基,芳基烷基,C.sub.1-C.sub.4酰基,C.sub.1-C.sub.4碳基氧烷基,C.sub.1-C.sub.4碳基氧烷基,其被C.sub.1-C.sub.4烷基取代,苯甲基或甲
硫基乙基,双烷基
氨基乙基或
四氢呋喃基甲基;R.sup.1和R.sup.2结合形成一个含有一个或多个杂原子的C.sub.3-C.sub.8环的杂环。这些化合物可用作制造
除草剂的中间体。