반응 #563211

반응 방정식

cyclopentylhydrazine hydrochloride

(2Z)-3-amino-2-butenenitrile

→

title compound

1-Cyclopentyl-3-methyl-1H-pyrazol-5-amine

용매

ethanol

반응 조건

후처리

1. 1
   기타The final product was collected as 0.57 g (24%)

실험 절차

The title compound was prepared in the same manner as described for intermediate 19 using cyclopentylhydrazine hydrochloride (2 g, 14.64 mmol), (2Z)-3-amino-2-butenenitrile (1.202 g, 14.64 mmol) and ethanol (20 mL). The final product was collected as 0.57 g (24%). LCMS E-S (M+H)=166.0. 1H NMR (400 MHz, CHLOROFORM-d) δ ppm 1.60-1.69 (m, 2H), 1.86-1.95 (m, 2H), 1.99-2.09 (m, 4H), 2.19 (s, 3H), 3.46 (br. s., 2H), 4.38 (quin, J=7.89 Hz, 1H), 5.36 (s, 1H).

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