Hydrochloric Acid → HCID 86585958, compound

Participants

Reaction Steps

N-[2-[4-(2,4-Dioxothiazolidin-5-ylmethyl)phenoxyacetylamino]-5-benzyloxyphenyl]-N-methylcarbamic acid t-butyl ester (4.27 g) (obtained in Example 2-1) was dissolved in 4N hydrochloric acid in dioxane (30 ml) and the resulting mixture was allowed to stand at room temperature for 19 hours. The reaction mixture was concentrated and to the residue was added ethyl acetate to form crystals. The crystals were washed with ethyl acetate and dried in vacuo to afford the title compound (4.27 g).

Provenance & Evidence