反应详情

Following the procedure for the preparation of 5-amino-1-(2-methoxyphenyl)-1H-pyrazole-4-carbonitrile but substituting 1-cyclopentylhydrazine and 2-(1-methoxyethylidene)malononitrile provided the title compound. 1H NMR (300 MHz, CDCl3): δ 4.24 (m, 3H), 2.24 (s, 3H), 2.01 (m, 4H), 1.90 (m, 2H), 1.67 (m, 2H).