Conversions of Thiochroman-4-ones into 1,2-Benzothiazepine, Benzothiophen, and 1,2-Benzisothiazole Systems via Sulphimide Intermediates
Reaction of thiochroman-4-ones (1a-g) with chloramine-T gave the corresponding N-tosylsulphimides (2a-g) and sulphoxides (5a-g).The N-tosylsulphimides (2a-d), on reaction with triethylamine in chloroform, gave 2-tosyl-2,3-dihydro-1,2-benzothiazepin-5(4H)-
Tamura, Yasumitsu,Takebe, Yasushi,Bayomi, Said Mohamad M.,Mukai, Chisato,Masazumi, Ikeda,et al.
p. 1037 - 1040
(2007/10/02)
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