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1′-Methyl­acenapthylene-1(2H)-spiro-2′-pyrrolidine-3′-spiro-2′′(3′′H)-carbazole-2,1′′(4′′H)-dione

✍ Scribed by Satis Kumar, B. K. ;Gayathri, D. ;Velmurugan, D. ;Ravikumar, K. ;Periyasami, G.

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

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📜 SIMILAR VOLUMES

4′-(p-Methoxy­phenyl)-1′-methyl-1H-indol
4′-(p-Methoxy­phenyl)-1′-methyl-1H-indole-3-spiro-2′-pyrrolidine-3′-spiro-1′′-cyclo­pentane-2(3H),2′′-dione
✍ Govind, M. M. ;Selvanayagam, S. ;Velmurugan, D. ;Ravikumar, K. ;Sridhar, Gowri ; 📂 Article 📅 2003 🏛 International Union of Crystallography 🌐 English ⚖ 368 KB

The indole moiety of the title compound, C 23 H 24 N 2 O 3 , is planar; but the pyrrolidine ring adopts an envelope conformation. The conformation is stabilized by intramolecular CÐ HÁ Á ÁO interactions and the packing of the molecules is stabilized by strong NÐHÁ Á ÁN hydrogen bonds.

1′-Methyl-4′-(1-naphth­yl)-1H-indole-3-s
1′-Methyl-4′-(1-naphth­yl)-1H-indole-3-spiro-2′-pyrrolidine-3′-spiro-2′′-thia­zolo[3,2-a]benzimidazole-2(3H),3′′(2′′H)-dione
✍ Zhang, Xiu-Ling ;Liu, Ai-Zhen ;Jin, Mei-Fang 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 98 KB

In the title compound, C~30~H~22~N~4~O~2~S, two spiro junctions link a planar 2-oxoindole ring, a pyrrolidine ring and a thiazolo[3,2-__a__][1,3]benzimidazol-3-one system. Molecules form dimers connected by N—H...N hydrogen bonds.

1′-Methyl-2′′-phenyl­cyclo­hexane-1-spir
1′-Methyl-2′′-phenyl­cyclo­hexane-1-spiro-4′-[acenaphthene-1-spiro-2′-pyrrolidine-3′-spiro-4′′(5′′H)-[1,3]­oxazole]-2,5′′-dione
✍ Selvanayagam, S. ;Velmurugan, D. ;Ravikumar, K. ;Jayashankaran, J. ;Durga, R. Ra 📂 Article 📅 2004 🏛 International Union of Crystallography 🌐 English ⚖ 259 KB

In the title compound, C 29 H 26 N 2 O 3 , the pyrrolidine ring adopts an envelope conformation and the cyclohexane ring adopts a chair conformation. The structure is stabilized by intramolecular CÐHÁ Á ÁO and %±% interactions.