1,8-Dihydroxy-2,4,5,7-tetranitro-9,10-anthraquinone

The ring system in the title compound, C(14)H(4)N(4)O(12), is essentially planar (r.m.s. deviation of the carbon atoms = 0.085 angstrom); the two hydroxy groups form intramolecular hydrogen bonds to the same carbonyl O atom. The nitro groups are twisted with respect to the mean plane of the ring sys...

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Bibliographic Details
Main Authors: Armaghan, M., Amini, M.M., Ng, S.W.
Format: Article
Published: International Union of Crystallography 2010
Subjects:
Online Access:http://eprints.um.edu.my/14448/
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Institution: Universiti Malaya
Description
Summary:The ring system in the title compound, C(14)H(4)N(4)O(12), is essentially planar (r.m.s. deviation of the carbon atoms = 0.085 angstrom); the two hydroxy groups form intramolecular hydrogen bonds to the same carbonyl O atom. The nitro groups are twisted with respect to the mean plane of the ring system by 74.3 (1) (1-nitro), 42.3 (3) (3-nitro), 45.7 (3) (6-nitro) and 66.9 (1)degrees (8-nitro).