Acta Cryst. (2005). E61, o3166-o3167  [ doi:10.1107/S1600536805027613 ]

2-[(Z)-(1-Naphthyl)methylene]benzimidazo[2,1-b]thiazol-3(2H)-one

Z.-P. Liang, J. Li, G.-N. Li, C.-Q. Cao and G.-J. Wang

Abstract: The title compound, C₂₀H₁₂N₂OS, was synthesized by mixing 2,4-dichlorobenzaldehyde, ethyl chloroacetate and tetrahydropyrimidine-2-thione in ethanol. The dihedral angle between the naphthalene plane and the heterocyclic ring system is 9.3 (3)°.

Online 7 September 2005

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