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A series of new Z and E 3-[O-(benzyl-substituted)-oximino-ether]-hexahydroazepin-2,3-diones was prepared from the corresponding hexahydroazepin-2,3-diones and examined as smooth muscle relaxants. E and Z structures were assigned by NMR analysis and confirmed for 16Scheme 1Synthesis of oximino caprolactame derivatives. (a) PCl5; (b) morpholine; (c) H2O/H+; (d) NH2OH; (e) KOH/EtOH, R-Br; (f) H2O/H+;...
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