@ A 3-(hydrocarbylthio)propionaldehyde is reacted with a compound
to make a compound of the formula
this latter compound is reacted with CO and R"YH where Y is ○ or S to make
this compound is hydrolyzed to produce methionine hydroxy analog or a derivative thereof. The process avoids the use of HCN. 1-Propionyloxy-3-methylthiopropene and the methyl ester of 2-acetoxy-4-(methylthio)thiobutanoic acid are disclosed as new compounds.
@ 一种 3-(烃
硫基)
丙醛与一种化合物反应
反应,生成式
后一种化合物与 CO 和 R "YH(其中 Y 为 ○ 或 S)反应,制得
该化合物经
水解后生成蛋
氨酸羟基类似物或其衍
生物。该工艺避免了使用 HCN。1-Propionyloxy-3-methylthiopropene 和 2-acetoxy-4-(methylthio)thiobutanoic acid 的甲酯作为新化合物被公开。