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3,5,7-Trimeth­oxy-2-phenyl-4H-1-benzopyran-4-one

✍ Scribed by Teh, Jeannie Bee-Jan ;Fun, Hoong-Kun ;Razak, Ibrahim Abdul ;Boonnak, Nawong ;Chantrapromma, Suchada ;Karalai, Chatchanok

Book ID
119771577
Publisher
International Union of Crystallography
Year
2005
Tongue
English
Weight
179 KB
Volume
61
Category
Article
ISSN
1600-5368

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The title compound, C 17 H 14 O 5 , a flavone, was isolated from the rhizomes of Kaempferia parviflora. There are two crystallographically independent molecules in the asymmetric unit. The molecular structure is stabilized by intramolecular O-HÁ Á ÁO and C-HÁ Á ÁO hydrogen bonds. C-HÁ Á ÁO intermole

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The title compound, C 17 H 14 O 4 ÁCHCl 3 , was isolated from the rhizomes of Kaempferia parviflora. The benzopyran-4-one ring system and the phenyl substituent are approximately coplanar. The crystal structure is stabilized bystacking interactions between the benzopyran-4-one ring system of inversi

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The title compound, also known as intricatinol, C~17~H~14~O~5~, is a homoisoflavanoid that was isolated for the first time from the twigs and stems of __Caesalpinia digyna__ Rottler. The pyran ring is in an envelope form. O—H...O intramolecular hydrogen bonds are observed. Symmetry-related molecules

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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.