5,6-Dihydro-6-methoxy-5-methylene-3-phenyl-4H-1,2-oxazine 、
3-溴丙烯 在
正丁基锂 、
四甲基乙二胺 作用下,
生成
5-(3-butenyl)-6-methoxy-3-phenyl-6H-1,2-oxazine 、
4-allyl-6-methoxy-5-methyl-3-phenyl-6H-1,2-oxazine 、 4-Allyl-6-methoxy-5-methylene-3-phenyl-5,6-dihydro-4H-[1,2]oxazine