烯丙基硫脲 、 3-bromoacetyl-8-isopentyloxymethyl-3-methyl-2,7-dioxaspiro[4.4]nonane-1,6-dione 在
ammonium hydroxide 作用下,
以
丙酮 为溶剂,
反应 0.5h,
以85%的产率得到3-Methyl-8-[(3-methylbutoxy)methyl]-3-{2-[(prop-2-EN-1-YL)amino]-1,3-thiazol-4-YL}-2,7-dioxaspiro[4.4]nonane-1,6-dione