methyl (+/-)-3-(4-hydroxymethyl-4,5,6,7-tetrahydropyrazolo<1,5-a>pyridin-3-yl)-2,2-dimethyl-3-oxo-propionate 在
palladium on activated charcoal
氢气 作用下,
以
溶剂黄146 为溶剂,
140.0 ℃
、6.0 MPa
条件下,
反应 5.0h,
以40%的产率得到methyl (3RS,5aRS)-(5a,6,7,8-tetrahydro-3H,5H-4-oxa-1,8a-diaza-acenaphthylen-3-yl)-dimethylacetate