Research Article: (E)-3-Phenyl-2-(1-tosyl-1H-indol-3-ylcarbon­yl)acrylonitrile

Date Published: March 01, 2012

Publisher: International Union of Crystallography

Author(s): S. Paramasivam, G. Bhaskar, P. R. Seshadri, P. T. Perumal.


In the title compound, C25H18N2O3S, the indole moiety is planar and makes a dihedral angle of 89.95 (09)° with the phenyl ring of the sulfonyl substituent. The mol­ecular conformation features a weak C—H⋯N short contact and the crystal packing reveals a weak C—H⋯O hydrogen bond.

Partial Text

For the biological activity of indole derivatives, see: Andreani et al. (2001 ▶); Chai et al. (2006 ▶); Kolocouris et al. (1994 ▶); Ma et al. (2001 ▶); Nieto et al. (2005 ▶); Singh et al. (2000 ▶). For the bond-length difference, see: Allen (1981 ▶); Govindasamy et al. (1998 ▶); Sankaranarayanan et al. (2000 ▶). For the N atom-hybridization, see: Beddoes et al. (1986 ▶). For related structures, see: Seshadri et al. (2002 ▶).