Crystal Structure of Meloxicam acetylenedicarboxylic acid

Id2241961
Common nameMeloxicam acetylenedicarboxylic acid
Chemical name4-Hydroxy-2-methyl-<i>N</i>-(5-methyl-1,3-thiazol-2-yl)-2<i>H</i>-1,2-benzothiazine-3-carboxamide--2-butynedioic acid (2/1)
a (Å)7.3861(3)
b (Å)8.5629(3)
c (Å)15.1619(6)
α (°)75.839(3)
β (°)79.196(3)
γ (°)70.100(3)
V (Å3)868.55(6)
Space groupP -1
Temperature (K)293
Rint0.0362