Phenyl chloroformate → HCID 46196778, compound

Participants

Reaction Steps

Following the procedure in Example 118A, 1-benzyl-3-tert-butyl-1H-pyrazol-5-amine (666 mg, 2.64 mmol) and phenyl chloroformate (1.0 mL, 8.0 mmol) to give phenyl 1-benzyl-3-tert-butyl-1H-pyrazol-5-ylcarbamate (565 mg, 1.62 mmol, 61%). 1H NMR (300 MHz, DMSO-d6) δ 10.20 (br s, 1H), 7.43-7.10 (m, 10H), 6.14 (s, 1H), 5.29 (s, 1H), 1.22 (s, 9H); LC-MS (ESI) m/z 350 (M+H)+.

Provenance & Evidence