Li, Yan, Jia
2009
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Journal
Chinese Journal of Structural Chemistry
Abstract
The title compound 7-ethoxycarbonyl-2-methyl-6-methylthio-1H-imidazo[1,2-b]-pyrazole (Mr = 239.29) was synthesized and structurally characterized by IR, 1H NMR and single-crystal X-ray diffraction. It belongs to the triclinic system, space group P1, with a = 8.0461(10), b = 8.5534(11), c = 9.5605(12), α = 64.804(2), β = 74.231(2), γ = 76.885(2)°, V = 568.27(12)3, Z = 2, Dc = 1.398 g/cm3, μ = 0.274 mm-1, F(000) = 252, the final R = 0.0454 and wR = 0.1261. A total of 3360 reflections were collected, of which 2466 were independent (Rint = 0.0138) and 2154 were observed with I 2σ(I).