An improved synthesis of catechol‐U‐14C

Abstract
The high yield, four‐step synthesis of catechol‐U‐14C from benzene‐U‐14C is described. Intermediates in the preparation include phenol‐U‐14C and o‐methoxyphenol‐U‐14C [guaiacol‐(phenyl‐U‐14C)].