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5′′-Benzyl­idene-1′,1′′-dimethyl-4′-phenylacenapthene-2-spiro-2′-pyrrolidine-3′-spiro-3′′-piperidine-1,4′′-dione

✍ Scribed by Aravindan, P. G. ;Selvanayagam, S. ;Velmurugan, D. ;Ravikumar, K. ;Sridhar, Gowri ;Raghunathan, R.

Publisher
International Union of Crystallography
Year
2004
Tongue
English
Weight
271 KB
Volume
60
Category
Article
ISSN
1600-5368

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✍ Jeyabharathi, A. ;Ponnuswamy, M. N. ;Amal Raj, A. ;Raghunathan, R. ;Razak, Ibrah 📂 Article 📅 2001 🏛 International Union of Crystallography 🌐 English ⚖ 288 KB

Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.005 A Ê R factor = 0.057 wR factor = 0.141 Data-to-parameter ratio = 13.4 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.

1N-Methyl-spiro­[2-3′]­indan-1,3-dione-s
1N-Methyl-spiro­[2-3′]­indan-1,3-dione-spiro­[3-3′′]-5′′-benzyl­idene-N-methyl-piperidinone-4-phenyl­pyrrolidine
✍ Govind, M. M. ;Selvanayagam, S. ;Velmurugan, D. ;Ravikumar, K. ;Sridhar, Gowri ; 📂 Article 📅 2003 🏛 International Union of Crystallography 🌐 English ⚖ 216 KB

The conformation of the pyrrolidine ring of the title compound, C 31 H 28 N 2 O 3 , lies between half-chair and envelope. The dihedral angle between the fused rings is 3.4 (1) .