%0 Journal Article %T Methyl 5-[N,N-bis(methoxycarbonylmethyl)amino]-4-cyano-2-methoxycarbonyl-3-thiopheneethanoate %A Qiang Wang %A Zhong-Shu Li %A Bai-Wang Sun %J Acta Crystallographica Section E %D 2008 %I International Union of Crystallography %R 10.1107/s1600536808028699 %X In the title compound, C16H18N2O8S, derived from ranelic acid, there is a highly substituted thiophene ring. The crystal structure involves intermolecular C¡ªH...O and C¡ªH...S hydrogen bonds. %U http://scripts.iucr.org/cgi-bin/paper?S1600536808028699