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7-Hydroxy-2-(2,3,4-trimethoxyphenyl)-4H-1-benzopyran-4-one: (7-hydroxy-2′,3′,4′-trimethoxyflavone)

✍ Scribed by J. Llorca; E. Molins; C. Miravitlles; V. Cody; J. C. Wallet; E. M. Gaydou


Publisher
Springer
Year
1993
Tongue
English
Weight
272 KB
Volume
23
Category
Article
ISSN
1572-8854

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5-Hydr­oxy-7-meth­oxy-2-(4-methoxy­phen­
✍ 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.