Novel synthesis of 2,6-benzothiazonine d
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Sung Hoon Kim; Kyongtae Kim
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Article
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1995
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John Wiley and Sons
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English
β 354 KB
The reaction of I -alkylamino-1 -alkyIthio-3-phenyl-3thioxopropenes with phthaloyl chloride in toluene at 60"C, followed by treatment with triethylamine, afforded 6-alkyl-3-phenyl-2,6-benzothiazonine-1,5,7-triones in good to excellent yields.