3-[7-(2,4-二甲氧基苯基)-2,3,6,7-四氢-1,4-硫氮杂卓-5-基]-4-羟基-6-甲基-2H-吡喃-2-酮 、
2,3-二氯-5,6-二氰基-1,4-苯醌 在
acetonitrile-water 作用下,
以
甲苯 为溶剂,
反应 0.33h,
以to provide 3-[7-(2,4-dimethoxy-phenyl)-2,3-dihydro-[1,4]thiazepin-5-yl]-4-hydroxy-6-methyl-pyran-2-one (35 mg) as an orange powder的产率得到3-[7-(2,4-dimethoxy-phenyl)-2,3-dihydro-[1,4]thiazepin-5-yl]-4-hydroxy-6-methyl-pyran-2-one