Potassium Hydroxide → HCID 20063844, compound

Participants

Reaction Steps

Following a procedure similar to that described in Example 1(b), 15.2 g of ethyl 3-(2-amino-5-phenoxy- phenyl)thio-2-hydroxy-3-(3,4-methylenedioxyphenyl)propionate [prepared as described in step (a) above] were hydrolyzed with caustic potash to give 7.84 g of the title compound as a powder, melting at 158-159° C. This product was used in the next step without further purification.

Provenance & Evidence