(E)-4-(6-methoxy-1-oxo-tetralin-2-yl)but-2-enal 、
4-(o-tolylmethylamino)pent-3-en-2-one 在
2-[[3-acetyl-2-methyl-1-(o-tolylmethyl)-4H-pyridin-4-yl]methyl]-6-methoxy-tetralin-1-one 、 SiO2 、 Petroleum Ether EtOAc 作用下,
以afford the title compound 71 as a yellow solid的产率得到2-[[3-acetyl-2-methyl-1-(o-tolylmethyl)-4H-pyridin-4-yl]methyl]-6-methoxy-tetralin-1-one