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June 14, 2026Zeitschrift für Kristallographie - New Crystal Structures0 citationsOpen Access

Crystal structure of ethyl 2,7,7-trimethyl-4-(3-methylthiophen-2-yl)-5-oxo-1,4,5,6,7,8-hexahydroquinoline-3-carboxylate, C 20 H 25 NO 3 S

TJTing JinNorthwestern Polytechnical University LYLijuan YanHuazhong Agricultural University XNXueqin NiuHarbin Medical University

Key Points

To determine the crystal structure of ethyl 2,7,7-trimethyl-4-(3-methylthiophen-2-yl)-5-oxo-1,4,5,6,7,8-hexahydroquinoline-3-carboxylate.
Used X-ray diffraction to analyze the crystal structure
Triclinic system was employed
Characterization involved measuring lattice parameters and angles
Crystal structure defined with a = 7.413(5) Å, b = 11.608(9) Å, c = 11.759(8) Å
Angles measured: α = 68.921(13)°, β = 80.784(12)°, γ = 77.454(13)°
Volume of the structure calculated as V = 917.9(11) Å³

Abstract

Abstract C 20 H 25 NO 3 S, triclinic, P 1 ̅ (no. 2), a = 7.413(5) Å, b = 11.608(9) Å, c = 11.759(8) Å, α = 68.921(13)°, β = 80.784(12)°, γ = 77.454(13)°, V = 917.9(11) Å 3 , Z = 2, R gt ( F ) = 0.0663, w R ref ( F 2 ) = 0.2198, T = 296(2) K.

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