反应详情

In a similar manner to Example 1, starting material step (b), the product of step (c) (611 mg), pyridine (70 ml), triethylamine (10 ml) and H2S gas were reacted to give t-butyl 4-[3-(4-thiocarbamoylbenzoyl)ureido]-3-methylphenoxyacetate (660 mg) as a yellow solid: NMR Spectrum (DMSO-d6) 1.44 (9H, s), 2.27 (3H, s), 4.61 (2H, s), 6.76 (1H, dd), 6.83 (1H, d), 7.76 (1H, d), 7.95 (2H, d), 8.05 (2H, d), 9.67 (1H, br s), 10.06 (1H, br s), 10.55 (1H, s), 11.12 (1H, s); Mass Spectrum m/Z 466 (M+Na)+.