4-Phenylbut-3-yne-2-one reacts with αω-diamino-ethane and -propane either by condensation or by conjugate addition, dependant on the reaction conditions, but cyclisation products were not obtained. 2-Aminoethanethiol reacts with this ynone by conjugate addition of the amino-group, with benzylideneacetone to give a tetrahydrothiazepine, and with chalcone to give mono- or bis-conjugate addition products.
|Number of pages||3|
|Journal||Journal of the Chemical Society, Perkin Transactions 1|
|Publication status||Published - Dec 1 1974|
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