Methyl 2-(1H-indol-3-ylmethyl)-1,2,3,3a,4,11chexahydronaphtho[2 0 0 0 ,1 0 0 0 :2,3]pyrano[4,5-b]pyrrole-2-carboxylate Key indicators Single-crystal X-ray study T = 273 K Mean (C-C) = 0.002 Å R factor = 0.050 wR factor = 0.162 Data-to-parameter ratio = 17.3 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e. # 2005 International Union of Crystallography Printed in Great Britain -all rights reserved In the title compound, C 26 H 24

more »

... N 2 O 3 , the hydrogenated pyrrole ring adopts a twist conformation and the pyran ring adopts a twist-boat conformation. The molecular packing is stabilized by N-HÁ Á ÁO and C-HÁ Á ÁO intermolecular hydrogen bonds and also by weak intermolecularinteractions.