m-Tolyl isocyanate → HCID 19002009, compound

Participants

Reaction Steps

Using a procedure similar to that described in Example 1, but starting with tert-butyl 2-[2-amino-N-(3,4-methylenedioxyphenyl)acetamido]acetate (2.4 g) and 3-methylphenyl isocyanate (1 g), and after recrystallisation in ethyl acetate, tert-butyl 2-{N-(3,4-methylenedioxyphenyl)-2-[3-(3-methylphenyl)ureido]acetamido}acetate (1.65 g), m.p. 142° C., is obtained.

Provenance & Evidence