Synthesis of 2-thio-5-carboxymethyluridine methyl ester: a component of transfer RNA.

2-Thio-5-carboxymethyluridine methyl ester was synthesized by condensing the mercuric salt of 2-thio-5-carboxymethyluracil methyl ester with 2,3,5-tri-O-benzoyl-D-ribosyl chloride. The product is i...