反应详情

Following the procedure described for Example 330A Step 2, reaction of 3-tert-butyl-1-isobutyl-1H-pyrazol-5-amine hydrochloride with phenyl chloroformate, afforded phenyl 3-tert-butyl-1-isobutyl-1H-pyrazol-5-ylcarbamate which was used in the subsequent step.