Open Access2,9‐Dichloro‐5,12‐dihydroquino[2,3‐ b ]acridine‐7,14‐dione (red phase)
Author(s) -
Senju Takatoshi,
Nishimura Naoko,
Hoki Tomonori,
Mizuguchi Jin
Publication year - 2005
Publication title -
acta crystallographica section e
Language(s) - English
Resource type - Journals
ISSN - 1600-5368
DOI - 10.1107/s1600536805022257
Subject(s) - hydrogen bond , acridine , molecule , chemistry , point reflection , crystallography , phase (matter) , stereochemistry , physics , organic chemistry , condensed matter physics
The title compound, C 20 H 10 Cl 2 N 2 O 2 , is one of the quinacridone derivatives known as a red pigment. The molecule has inversion symmetry. The quinacridone molecules are connected by bifurcated N—H⋯O hydrogen bonds along [110] to form a two‐dimensional hydrogen‐bond network.
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