C-H···O hydrogen bonding and topochemistry in crystalline 3,5-dinitrocinnamic acid and its 1:1 donor-acceptor complex with 2,5-dimethoxycinnamic acid

Desiraju, Gautam R. ; Sharma, Cheedella V. K. M. (1991) C-H···O hydrogen bonding and topochemistry in crystalline 3,5-dinitrocinnamic acid and its 1:1 donor-acceptor complex with 2,5-dimethoxycinnamic acid Chemical Communications (18). pp. 1239-1241. ISSN 1359-7345

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Official URL: http://pubs.rsc.org/en/Content/ArticleLanding/1991...

Related URL: http://dx.doi.org/10.1039/C39910001239

Abstract

3,5-Dinitrocinnamic acid adopts an unusual crystal structure wherein C-H …O hydrogen bonds dictate the symmetry of the O-H… O network while its 1:1molecular complex with 2, 5-dimethoxycinnamic acid is photoreactive in the solid state to yield an unsymmetrical cyclobutane dimer.

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