The iminodithiocarbonates 5a–5g and the N-(p-methoxybenzylidene)amines 6a–61 undergo 4 + 2-cycloaddition with the aroyl isothiocyanates 4a–4f to yield the expected dihydro-1,3,5-oxadiazine-4-thiones 7, 8 and 14.
亚
氨基二
硫代
碳酸酯5a-5g和N-(对甲氧基苄叉基)胺6a-61与芳基异
硫氰酸酯4a-4f进行4 + 2-环加成反应,得到预期的二氢-1,3,5-恶二嗪-4-
硫酮7, 8和14。