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INTRODUCTION. In our systematic investigation on the 2, 4-substituted derivatives of dihydro- and tetrahydro-benzo-(1,5)-thiazepines, it has been discovered that there are large differences between dihydro- and tetrahydro- compounds in their conformation and in their spectral splits of proton
INTRODUCTION. In our systematic investigation on the 2, 4-substituted derivatives of dihydro- and tetrahydro-benzo- (1,5) -thiazepines, it has been discovered that there are large differences between dihydro- and tetrahydro- compounds in their conformation and in their spectral splits of proton