Methyl 3-(3,4,5-tribromo-1H-pyrrol-2-ylcarboxamido)propionate

Xiang-Chao Zeng, Xin Ling, Jing Zeng, Xia Li
2007 Acta Crystallographica Section E  
Key indicators: single-crystal X-ray study; T = 173 K; mean (C-C) = 0.007 Å; R factor = 0.037; wR factor = 0.107; data-to-parameter ratio = 16.0. In the crystal structure of the title compound, C 9 H 9 Br 3 N 2 O 3 , molecules are linked by N-HÁ Á ÁO hydrogen bonds to form centrosymmetric dimers of graph-set motif R 2 2 (10). Experimental Crystal data C 9 H 9 Br 3 N 2 O 3 M r = 432.91 Monoclinic, P2 1 =c a = 8.7032 (12) Å b = 8.6376 (12) Å c = 16.962 (2) Å = 95.341 (2) V = 1269.6 (3) Å 3 Z = 4
more » ... 69.6 (3) Å 3 Z = 4 Mo K radiation = 9.53 mm À1 T = 173 (2) K 0.44 Â 0.31 Â 0.25 mm Data collection Bruker SMART 1 K CCD areadetector diffractometer Absorption correction: multi-scan (SADABS; Sheldrick, 1996) T min = 0.040, T max = 0.092 7442 measured reflections 2484 independent reflections 2097 reflections with I > 2(I) R int = 0.034
doi:10.1107/s1600536807022404 fatcat:oiox3y3dmzgk5i4ptvrsusubua