Enaminosulfoxides of the formula, ##STR1## in which R.sup.1 is alkyl, dialkoxyalkyl, phenylalkyl, phenyl, halophenyl, alkylphenyl, alkoxyphenyl or dialkoxyphenyl groups, said alkyl and alkoxy each containing 1 to 4 carbon atoms, and each R.sup.2 is independently alkyl of 1 to 4 carbon atoms, phenyl, tolyl or chlorophenyl groups, wherein at least one of the R.sup.1 and R.sup.2 is aromatic. These compounds can be used to synthesize keto acid derivatives and acylamino acid esters which have well known utilities.
式为##STR1##的Enaminosulfoxides,其中R.sup.1是烷基,二烷氧基烷基,苯基烷基,苯基,卤代苯基,烷基苯基,烷氧基苯基或二烷氧基苯基基团,所述烷基和烷氧基每个含有1至4个碳原子,每个R.sup.2分别独立地是1至4个碳原子的烷基,苯基,
甲苯基或
氯苯基基团,其中至少一个R.sup.1和R.sup.2是芳香族的。这些化合物可用于合成已知有用途的
酮酸衍
生物和酰基
氨基酸酯。