rac-Hatomarubigin C

✍ Scribed by Larsen, David S. ;Osman, Hasnah ;Caygill, Graham B. ;McFarlane, Brett S. ;McMorran, David A.

• Book ID: 104488842
• Publisher: International Union of Crystallography
• Year: 2006
• Tongue: English
• Weight: 311 KB
• Volume: 62
• Category: Article
• ISSN: 1600-5368
• DOI: 10.1107/s1600536806049099

✦ Synopsis

The title compound [systematic name: (1RS,3RS)-1,11dihydroxy-8-methoxy-3-methyl-1,2,3,4-tetrahydrobenz[a]anthracene-7,11-dione], C 20 H 18 O 5 , crystallizes with two molecules in the asymmetric unit. Each molecule exhibits a curvature of the anthraquinone ring system and possesses two intramolecular C OÁ Á ÁH-O hydrogen bonds. Pairs of enantiomers form -stacked dimers, with this interaction supported by intermolecular hydrogen bonds.