The syntheses of 6-methylene-2,4-cyclohexadien-1-imine and related o-quinonoids by flash vacuum thermolysis of 1-hetero-1,2,3,4-tetrahydronaphthalenes. Letulle M,Guenot P,Ripoll J-L. Tetrahedron Letters . 1991Letulle, M., Guenot, P., Ripoll, J.-L. (1991) Tetrahedron Lett. 32: pp...
While thermolyses at 923-1073 K led to the until now undescribed benzoazetine 2a, 6-methylene-2,4- cyclohexadien-1-imine 1a was obtained at 1173-1273 K.doi:10.1016/0040-4039(92)89023-6GenevièvePfister-GuillouzoandFranoiseGracianand
Electrochemical and spectroscopic study of 4- (Phenyldiazenyl)-2-{[tris- (hydroxymethyl) methyl] amino methylene} cyclohexa-3,5-dien-1(2H)-one: Mechanism of the Azo and imine electro-reduction. J Braz Chem Soc 2005;4:711-7.
Discusses the crystal structure 2-[2-Hydroxy-4-nitrophenyl)-aminomethylene]cyclohexa-3,5-dien-1(2H)-one. Preference for keto-amine tautomeric form over phenol-imine tautomer; Intramolecular and intermolecular hydrogen bonds.Acta Crystallographica: Section C (Wiley-Blackwell)...
Matrix isolation of a reactive o-quinoid compound - 6-methylene-2,4-cyclohexadien-1-iminematrix isolationIR spectrao-quinoid compoundscarbene rearrangementflash vacuum pyrolysisPhotolysis of (o-aminophenyl)diazomethane (5) in argon at 10 K or flash vacuum pyrolysis of o-aminobenzylalcohol (2) with...