Open Access2,2′,3,3′‐Tetramethyl‐6,6′‐biquinoxaline
Author(s) -
Salvatore Ralph Nicholas,
Kass Jorden Paul,
Gibson Ricky Joseph Paul,
Zambrano Cesar H.,
Pike Robert D.,
Dueno Eric Efrain
Publication year - 2006
Publication title -
acta crystallographica section e
Language(s) - English
Resource type - Journals
ISSN - 1600-5368
DOI - 10.1107/s1600536806037093
Subject(s) - quinoxaline , dihedral angle , ring (chemistry) , chemistry , molecule , symmetry (geometry) , crystallography , mathematics , organic chemistry , geometry , hydrogen bond
The molecule of the title compound, C 20 H 18 N 4 , has twofold rotational symmetry. Each aromatic ring of the fused quinoxaline ring system is skewed from the other by 4.93 (7)°. The two quinoxaline units make a dihedral angle of 43.52 (2)°.
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