Benzene, 1-isocyanato-2-methoxy- → CXCR2 antagonist 8

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Reaktionsschritte

N-(2-Hydroxy-4-nitrophenyl)-N′-(2-methoxyphenyl)urea was prepared from 2-hydroxy 4-nitro aniline (154 mg, 1.0 mmol) and 2-methoxyphenylisocyanate(1 mmol.) according to the procedure in General Method B. The product was purified by dilution with methylene chloride and precipitation with hexanes. Filtering afforded the title compound (82 mg, 27%). EI-MS m/z 302(M−H)−.

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