𝔖 Bobbio Scriptorium
✦   LIBER   ✦

7-Methoxy-3-(4-methoxyphenyl)-4-oxo-4H-chromen-5-yl acetate

✍ Scribed by Li, Huan-Qiu ;Shi, Lei ;Xiao, Zhu-Ping ;Zhu, Hai-Liang


Publisher
International Union of Crystallography
Year
2007
Tongue
English
Weight
469 KB
Volume
63
Category
Article
ISSN
1600-5368

No coin nor oath required. For personal study only.

✦ Synopsis


In the genistein-related title compound, C 19 H 16 O 6 , the dihedral angle between the two benzene-ring planes is 52.81 (9) .


📜 SIMILAR VOLUMES


5,7-Dimethoxy-3-(4-methoxyphenyl)-4H-chr
✍ Li, Huan-Qiu ;Xiao, Zhu-Ping ;Han, Yue ;Fang, Rui-Qin ;Zhu, Hai-Liang 📂 Article 📅 2007 🏛 International Union of Crystallography 🌐 English ⚖ 436 KB

In the genistein-related title molecule, C 18 H 16 O 5 , the dihedral angle between the two benzene rings is 59.25 (6) . ## Related literature For reference structural data, see: Allen et al. (1987). For background, see: Kim et al. (2004); Li et al. (2006). Experimental Crystal data C 18 H 16 O 5

Methyl [5-methoxy-4-(3-methoxy­phenyl)­i
✍ Palusiak, Marcin ;Małecka, Magdalena ;Grabowski, Sławomir J. ;Epsztajn, Jan ;Bie 📂 Article 📅 2002 🏛 International Union of Crystallography 🌐 English ⚖ 218 KB

Single-crystal X-ray study T = 295 K Mean '(C±C) = 0.004 A Ê R factor = 0.055 wR factor = 0.157 Data-to-parameter ratio = 13.7 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.

5-Hydr­oxy-7-meth­oxy-2,6,8-trimethyl-4H
✍ Fun, Hoong-Kun ;Chantrapromma, Kan ;Pullaput, Yupparase ;Boonnak, Nawong ;Chantr 📂 Article 📅 2007 🏛 International Union of Crystallography 🌐 English ⚖ 276 KB

The title compound, C 13 H 14 O 4 , known as 8-methyleugenitin, is a chromone isolated from the leaves of Mellaleuca cajuputi Powell. The chromone unit is essentially planar. The methyl and hydroxyl groups lie in the plane of the benzene ring while the methoxy substituent is perpendicular to it. An

Dieth­yl{2-[5-hydr­oxy-3-(4-hydroxy­phen
✍ Zhang, Li-Na ;Xiao, Zhu-Ping ;Mei, Li ;Shi, Lei 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 236 KB

ÁCl À , contains two crystallographically independent cations and two chloride ions. The crystal structure is stabilized by intramolecular O-HÁ Á ÁO, and intermolecular N-HÁ Á ÁCl and O-HÁ Á ÁCl hydrogen bonds.