2-[1-(6-{4-[(8-{3-[2-(4-fluorophenyl)-1,3-dioxolan-2-yl]-propyl}-1-oxo-4-phenyl-2,4,8-triazaspiro[4.5]dec-2-yl)-methyl]-piperidino}-2-naphthyl)-ethylidene]malonitrile 在
盐酸 作用下,
以
甲醇 为溶剂,
生成
2-(1-{6-[4-(8-[4-(4-fluorophenyl)-4-oxobutyl]-1-oxo-4-phenyl-2,4,8-triazaspiro[4.5]-dec-2-ylmethyl)-piperidino]-2-naphthyl}ethylidene)-malononitrile