Some reactions of vinylene di-isothiocyanate
Abstract
Vinylene di-isothiocyanate (1) reacts readily with some nucleophiles (p-chloroaniline, cyclohexylamine, morpholine, isoquinoline, 6,7-dimethoxy-3,4-dihydroisoquinoline, triethylamine, and sodium azide) to yield substituted thiocarbonylimidazoline derivatives of a similar structure to those products formed from the corresponding o-phenylene di-isothiocyanate. Different products in which the ratio of nucleophile to di-isothiocyanate was 2 : 1 were obtained from N-methylaniline, phenylhydrazine, and ethanol.