反应详情

Synthesized from 3-{4-[2-(tert-butoxycarbonyl-heptyl-amino)-ethyl]-phenyl}-2-hydroxy-propionic acid ethyl ester using a procedure analogous to that used for Example 50 and substituting the sodium salt of ethanethiol as the nucleophile to give an approximate 1:1 mixture of ethyl and methyl ester as a clear film (23 mg, 43%).

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