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3-Carbamoyl-2,2,5,5-tetra­methyl­pyrrolidin-1-yl acetate

✍ Scribed by Liu, Yang-Ping ;Zhang, Xiu-Feng ;Liu, Ke-Jian ;Liu, Yang

Publisher
International Union of Crystallography
Year
2006
Tongue
English
Weight
130 KB
Volume
62
Category
Article
ISSN
1600-5368

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✦ Synopsis

In the title compound, C 11 H 20 N 2 O 3 , the pyrrolidine ring adopts an envelope conformation, where the acetoxy and carbamoyl groups are equatorial. Each molecule interacts, through strong N-HÁ Á ÁO hydrogen bonds, with two adjacent molecules.

📜 SIMILAR VOLUMES

(S)-Benzyl 2-[N-(5-chloropyridin-2-yl)ca
(S)-Benzyl 2-[N-(5-chloropyridin-2-yl)carbamoyl]pyrrolidine-1-carboxylate
✍ He, Long 📂 Article 📅 2007 🏛 International Union of Crystallography 🌐 English ⚖ 394 KB

In the title compound, C~18~H~18~ClN~3~O~3~, the pyrrolidine ring adopts an envelope conformation. The dihedral angle between the phenyl ring and the pyridine ring is 28.30 (7)°. The crystal packing is stabilized by N—H...O and C—H...O hydrogen bonding.

2-(4-Methyl­benzoyl­oxymeth­yl)-5-(5-met
2-(4-Methyl­benzoyl­oxymeth­yl)-5-(5-methyl-2,4-dioxo-1,2,3,4-tetra­hydro­pyrimidin-1-yl)tetra­hydro­furan-3-yl 4-methyl­benzoate
✍ Yathirajan, H. S. ;Mayekar, Anil N. ;Sarojini, B. K. ;Narayana, B. ;Bolte, Micha 📂 Article 📅 2007 🏛 International Union of Crystallography 🌐 English ⚖ 263 KB

The title compound, C~26~H~26~N~2~O~7~, is a thiamidine derivative. Geometric parameters are in the usual ranges. The crystal packing is stabilized by a classical N—H...O hydrogen bond, several weak C—H...O hydrogen bonds and a π–π stacking interaction.

1,2-Bis­[(2R,5R)-2,5-di­methyl­pyrrolidi
1,2-Bis­[(2R,5R)-2,5-di­methyl­pyrrolidin-1-yl]­benzene
✍ Fallon, Gary D. ;Illesinghe, Jayamini ;Campi, Eva M. ;Jackson, W. Roy ;Robinson, 📂 Article 📅 2003 🏛 International Union of Crystallography 🌐 English ⚖ 197 KB

The title compound, C 18 H 28 N 2 , with a crystallographic twofold rotation axis, can function as a C 2 -symmetric diamine ligand.

4,4,5,5-Tetra­methyl-2-(2-thien­yl)imida
4,4,5,5-Tetra­methyl-2-(2-thien­yl)imidazolidine-1,3-diol
✍ Jiang, Kai ;Wang, Xiao-Qiang ;Wang, Li-Ya ;Wang, Yu-Fang 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 151 KB

In the title compound, C 11 H 18 N 2 O 2 S, the dihedral angle between the thiophene ring and the mean plane of the puckered imidazolidine ring is 85.0 (2) . Adjacent molecules are linked by pairs of inversion-related O-HÁ Á ÁN hydrogen bonds, leading to a chain structure.