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9-{2-[Bis(pivaloyloxymeth­oxy)phosphinylmeth­oxy]eth­yl}adenine dihydrate

✍ Scribed by Chang, Ying ;Zheng, Qi-Tai ;Lu, Yang

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

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✦ Synopsis

In the title compound, C 20 H 32 N 5 O 8 PÁ2H 2 O, molecules are linked to each other via intermolecular N-HÁ Á ÁO, N-HÁ Á ÁN, O-HÁ Á ÁO and O-HÁ Á ÁN hydrogen bonds with the water molecules acting as both acceptors and donors.

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Dipotassium salt of a double-armed terep
Dipotassium salt of a double-armed terephthalic acid derivative: dipotassium 2,5-bis­(2-{2-[2-(2-{2-[2-(2-hydroxy­ethoxy)phen­oxy]eth­oxy}phen­oxy)eth­oxy]phen­oxy}meth­yl)terephthalate methanol tetra­solvate
✍ Noriko, Kasuga C. ;Hiroshi, Kato ;Masafumi, Kurihara ;Masanori, Yumita ;Kazuo, Y 📂 Article 📅 2007 🏛 International Union of Crystallography 🌐 English ⚖ 399 KB

Single crystals of the the title compound, 2K^+^·C~58~H~56~O~18~ ^2−^·4CH~3~OH, were obtained from a methanol solution. The anion is centrosymmetric; consequently the asymmetric unit contains one-half of the salt and two methanol molecules. Each polyether chain contains one K^+^, which is coordinate

Bis[2-(1-phen­yl-1H-tetra­zol-5-ylsulfan
Bis[2-(1-phen­yl-1H-tetra­zol-5-ylsulfan­yl)eth­oxy] ether
✍ Wang, Wei ;Zhao, Bing ;Zheng, Peng-Wu ;Duan, Xue-Min 📂 Article 📅 2005 🏛 International Union of Crystallography 🌐 English ⚖ 92 KB

The title compound, C 20 H 22 N 8 O 2 S 2 , contains a center of inversion at the mid-point of the central C-C bond. The mean planes of the phenyl and the 1H-tetrazol-5-ylsulfanyl rings make a dihedral angle of 53.95 (16) .

[2-Hydr­oxy-1,1-bis­(hydroxy­meth­yl)eth
[2-Hydr­oxy-1,1-bis­(hydroxy­meth­yl)eth­yl]bis­(2-hydroxy­ethyl)ammonium 4-nitro­benzoate monohydrate
✍ Hu, Xin-Gen ;Zhang, Hui-Min ;Tu, Bing ;Fang, Ying-Ying ;Jin, Zhi-Min 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 275 KB

The title salt, C~8~H~20~NO~5~ ^+^·C~7~H~4~NO~4~ ^−^·H~2~O, is composed of a 4-nitrobenzoate anion, a [2-hydroxy-1,1-bis(hydroxymethyl)ethyl]bis(2-hydroxyethyl)ammonium (NBHHP) cation and a water molecule. The three units are linked by O—H...O hydrogen bonds.