Date Published: June 01, 2012
Publisher: International Union of Crystallography
Author(s): Rashad Al-Salahi, Mohamed Marzouk, Mohammed Abbas, Seik Weng Ng.
The triazoloquinazoline fused-ring system of the title compound, C10H8N4O3S, is essentially planar (r.m.s. deviation = 0.027 Å). In the crystal, adjacent molecules are linked by N—H⋯Osulfonyl hydrogen bonds, generating a helical chain running along the b axis.
For the synthesis of the precursor, see: Al-Salahi & Geffken (2011 ▶).