138944-21-5Relevant articles and documents
A simple preparation of 1H-1,4-diazepine-7(6H)-thiones and their ring contraction to 1-vinyl-2,3-dihydro-1H-imidazole-2-thiones by thermal rearrangement reaction
Barluenga, J.,Carlon, R. Perez,Gonzalez, J.,Joglar, J.,Ortiz, F. Lopez,Fustero, S.
, p. 566 - 578 (2007/10/02)
An efficient synthesis of 1H-1,4-diazepine-7(6H)-thiones via a tandem -cycloaddition-ring expansion of chlorinated 2-aza-1,3-dienes with trimethylsilyl isothiocyanate is described.A thermal rearrangement of these 1,4-diazepine derivatives to 1-viny