2-Bromo-5-((tert-butoxycarbonyl)amino)thiazole-4-carboxylic acid → HCID 86679974, compound

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Reaction Steps

Following the procedure for Intermediate 7 starting from (S)—N-(1-(4-amino-1-(2,2-difluoroethyl)-1H-pyrazol-5-yl)azepan-4-yl)-2,2,2-trifluoro-N-methylacetamide and 2-bromo-5-(tert-butoxycarbonylamino)-thiazole-4-carboxylic acid afforded (S)-tert-butyl 2-bromo-4-(1-(2,2-difluoroethyl)-5-(4-(2,2,2-trifluoro-N-methylacetamido)azepan-1-yl)-1H-pyrazol-4-ylcarbamoyl)thiazol-5-ylcarbamate as a pale pink gum (80 mg 57%). 1H NMR (400 MHz, CDCl3) δ 10.27 (s, 1H), 8.31 and 8.27 (2s, 1H), 7.88 and 7.85 (2s, 1H), 6.34-6.05 (m, 1H), 4.41-4.31 (m, 2H), 3.42-3.29 (m, 5H), 3.10 and 2.95 (2s, 3H), 2.08-1.75 (m, 4H), 1.40-1.15 (m, 2H).

Provenance & Evidence