反应详情

The compound was prepared from 1-(3-tert-butoxycarbonylaminoethyl)-1H-pyrazole-3,5-dicarboxylic acid diethyl ester and 4-methoxybenzyl chloride using the methods described in the preceding examples 49 (5-cyclopropylmethyl-4-oxo-4,5,6,7-tetrahydro-pyrazolo[1,5-a]pyrazine-2-carboxylic acid ethyl ester) and 50 (5-cyclopropylmethyl-2-hydroxymethyl-6,7-dihydro-5H-pyrazolo[1,5-a]pyrazin-4-one).