3,5-Dimethylisoxazole-4-isocyanate → 1-(3,5-Dimethyl-isoxazol-4-yl)-3-{4-[2-(2-methyl-5-oxo-4,4-diphenyl-4,5-dihydro-imidazol-1-yl)-acetyl]-phenyl}-urea

Beteiligte Stoffe

Reaktionsschritte

Synthesis in analogy to Example 6 starting from 3-[2-(4-amino-phenyl)-2-oxo-ethyl]-2-methyl-5,5-diphenyl-3,5-dihydro-imidazol-4-one and 4-isocyanato-3,5-dimethyl-isoxazole to yield 1-(3,5-dimethyl-isoxazol-4-yl)-3-{4-[2-(2-methyl-5-oxo-4,4-diphenyl-4,5-dihydro-imidazol-1-yl)-acetyl]-phenyl}-urea. LC/MS at 254 nm; [M+H] 522; Rt 3.191 min.

Herkunft & Nachweise