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N-(2-Hydroxy­ethyl)-13c-meth­oxy-1-oxo-1,13c-dihydro­dibenzo[a,kl]xanthene-2-carboxamide

✍ Scribed by Wang, Xiu-Zhen ;Xu, Zun-Le ;Deng, Dong-Sheng ;Lian, Zhao-Xun

Publisher
International Union of Crystallography
Year
2005
Tongue
English
Weight
235 KB
Volume
61
Category
Article
ISSN
1600-5368

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✦ Synopsis

The title compound, C 24 H 19 NO 5 , contains five fused rings, of which three are planar and the other two have twisted and flattened boat forms. The crystal structure is stabilized by intra-and intermolecular N-HÁ Á ÁO, O-HÁ Á ÁO and C-HÁ Á ÁO hydrogen bonds.

📜 SIMILAR VOLUMES

1-Oxo-13c-propoxy-1,13c-di­hydro­dibenzo
1-Oxo-13c-propoxy-1,13c-di­hydro­dibenzo­[a,kl]­xanthene
✍ Tan, Duan-Min ;Cai, Yue-Peng ;Liao, Miao-Fen ;Su, Cheng-Yong ;Xu, Zun-Le ;Kang, 📂 Article 📅 2001 🏛 International Union of Crystallography 🌐 English ⚖ 193 KB

The title compound, C 23 H 18 O 3 , is composed of ®ve rings with one chiral C atom. It crystallizes in the chiral space group P2 1 . with two molecules per asymmetric unit. These molecules are enantiomeric and exhibit normal geometry. The n-propoxy group in one of the pairs is disordered.

2,3-Ep­oxy-13c-meth­oxy-1,13c-dihydro­di
2,3-Ep­oxy-13c-meth­oxy-1,13c-dihydro­dibenzo[a,kl]xanthan-1-one
✍ Chen, Zhi-Peng ;Tan, Duan-Ming ;Su, Cheng-Yong ;Xu, Zun-Le 📂 Article 📅 2005 🏛 International Union of Crystallography 🌐 English ⚖ 303 KB

The title compound, C 21 H 14 O 4 , containing three chiral C atoms, is a key intermediate in the design of chiral alcohols. Racemic dimers are generated by C-HÁ Á ÁO hydrogen bonds formed between phenyl C-H groups and epoxy O atoms.