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1′-Methyl-4′-phenyl­indan-2-spiro-2′-pyrrolidine-3′-spiro-1′′-cyclo­octane-1,3,2′′-trione

✍ Scribed by Selvanayagam, S. ;Devi, M. N. ;Velmurugan, D. ;Ravikumar, K. ;Poornachandran, M.

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

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✦ Synopsis

In the title compound, C 26 H 27 NO 3 , the pyrrolidine ring adopts an envelope conformation. The indanedione group is planar, the dihedral angle between the fused five-and six-membered rings of this group being 1.1 (2) . There are intramolecular C-HÁ Á ÁO and C-HÁ Á Á interactions.

📜 SIMILAR VOLUMES

1′-Methyl-4′-phenyl­acenaphthene-1-spiro
1′-Methyl-4′-phenyl­acenaphthene-1-spiro-2′-pyrrolidine-3′-spiro-2′'-indan-2,1′′,3′′-trione
✍ Govind, M. M. ;Selvanayagam, S. ;Velmurugan, D. ;Ravikumar, K. ;Sureshbabu, A. R 📂 Article 📅 2004 🏛 International Union of Crystallography 🌐 English ⚖ 328 KB

In the title compound, C 30 H 21 NO 3 , the pyrrolidine ring adopts a twist conformation. The dihedral angle between the indan moiety and the phenyl ring is 75.4 (1) . The structure is stabilized by intramolecular CÐHÁ Á ÁO interactions.

1-Methyl-4′-(3-nitro­phenyl)-1H-indole-3
1-Methyl-4′-(3-nitro­phenyl)-1H-indole-3-spiro-2′-pyrrolidine-3′-spiro-2′′-indan-2,1′′,3′′-trione
✍ Seshadri, P. R. ;Selvanayagam, S. ;Velmurugan, D. ;Ravikumar, K. ;Sureshbabu, A. 📂 Article 📅 2003 🏛 International Union of Crystallography 🌐 English ⚖ 237 KB

Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.003 A Ê R factor = 0.052 wR factor = 0.163 Data-to-parameter ratio = 15.5 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.