𝔖 Bobbio Scriptorium
✦   LIBER   ✦

5,6-Dihydr­oxy-1,2,3,13-tetra­meth­oxy-6,7-dimethyl-5,6,7,8-tetra­hydro­benzo[3,4]cyclo­octa­[1,2-f][1,3]­benzodioxol-5-yl benzoate sesquihydrate

✍ Scribed by Xiong, Ying ;Gao, Wen-Yuan ;Deng, Ke-Zhong ;Chen, Hai-Xia ;Wang, Shu-Jun

Publisher
International Union of Crystallography
Year
2006
Tongue
English
Weight
204 KB
Volume
63
Category
Article
ISSN
1600-5368

No coin nor oath required. For personal study only.

✦ Synopsis

In the title compound, C 30 H 32 O 9 Á1.5H 2 O, the cyclooctadiene eight-membered ring adopts a twisted boat-chair conformation. O-HÁ Á ÁO hydrogen bonding helps to stabilize the crystal structure.

📜 SIMILAR VOLUMES

6-Hydr­oxy-1-(4-hydroxy­benz­yl)-7-meth­
6-Hydr­oxy-1-(4-hydroxy­benz­yl)-7-meth­oxy-2,2-dimethyl-1,2,3,4-tetra­hydro­isoquinolinium thio­cyanate
✍ Yang, Jian ;Zhao, Wei 📂 Article 📅 2007 🏛 International Union of Crystallography 🌐 English ⚖ 236 KB

The N-containing ring of the tetrahydroisoquinolinium ion of the title compound, C~19~H~24~NO~3~ ^+^·SCN^−^, has a half-chair conformation. There is a network of hydrogen bonds between the phenolic groups and thiocyanate anions.

5-(6,7-Dimeth­oxy-1,2,3,4-tetra­hydro­is
5-(6,7-Dimeth­oxy-1,2,3,4-tetra­hydro­isoquinolin-2-yl)-4-phenyl-1,2,5-oxadiazole N-oxide
✍ Xu, Hao ;Ling, Yong ;Zou, Zhi-Hong ;Huang, Wen-Long ;Yao, Cheng 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 268 KB

In the molecule of the title compound, C~20~H~21~N~3~O~4~, the six-membered heterocyclic ring has a flattened boat form. Intermolecular C—H...O hydrogen bonds link the molecules into dimers, which may be effective in the stabilization of the crystal structure.