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5-Hydr­oxy-6,7-dimeth­oxy-2-[(E)-1-(4-methoxy­phen­yl)methyl­idene]-3,4-dihydro-2H-napthalen-1-one

✍ Scribed by Turner, Alan B. ;Harrison, William T. A.

Publisher
International Union of Crystallography
Year
2005
Tongue
English
Weight
249 KB
Volume
62
Category
Article
ISSN
1600-5368

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✍ Teh, Jeannie Bee-Jan ;Fun, Hoong-Kun ;Razak, Ibrahim Abdul ;Chantrapromma, Sucha 📂 Article 📅 2005 🏛 International Union of Crystallography 🌐 English ⚖ 300 KB

The title compound, C 17 H 14 O 5 , a flavone, was isolated from the rhizomes of Kaempferia parviflora. The benzopyran-4-one ring system and the methoxyphenyl substituent are approximately coplanar. The molecules are linked via intermolecular C-HÁ Á ÁO hydrogen bonds to form chains.