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3-(4-Methoxy­phen­yl)-1′,6,6-trimethyl-4,5,6,7-tetra­hydro­spiro­[1-benzofuran-2,3′(3H,2′H)-1H-indole]-2′,4-dione

✍ Scribed by Gayathri, D. ;Velmurugan, D. ;Ravikumar, K. ;Savitha, G. ;Perumal, P. T.

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

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✦ Synopsis

3-(4-Methoxyphenyl)-1 0 0 0 ,6,6-trimethyl-4,5,6,7-tetrahydrospiro[1-benzofuran-2,3 0 0 0 (3H,2 0 0 0 H)-1H-indole]-2 0 0 0 ,4-dione

📜 SIMILAR VOLUMES

2′-Benzo­yl-1′-(4-chloro­phen­yl)-5′,6′,
2′-Benzo­yl-1′-(4-chloro­phen­yl)-5′,6′,7′,7a′-tetra­hydro­spiro­[indan-2,3′(2′H)-1H-pyrrolizine]-1,3-dione
✍ Kalyanasundaram, S. ;Selvanayagam, S. ;Velmurugan, D. ;Ravikumar, K. ;Poornachan 📂 Article 📅 2005 🏛 International Union of Crystallography 🌐 English ⚖ 494 KB

The title compound, C 28 H 22 ClNO 3 , has two crystallographically independent molecules in the asymmetric unit. The pyrrolidine ring (A) of the pyrrolizine system adopts an envelope conformation in both molecules, whereas the other five-membered ring (B) adopts an envelope conformation in one mole

4′-(4-Methoxy­phenyl)-1′-methyl-4′′,5′′,
4′-(4-Methoxy­phenyl)-1′-methyl-4′′,5′′,6′′,7′′-tetra­hydro-1H-indole-3-spiro-2′-pyrrolidine-3′-spiro-2′′-(thia­zolo­[3,2-a]­pyrimidine)-2(3H),3′′(2′′H)-dione
✍ Li, Xiao-Fang ;Feng, Ya-Qing ;Shi, Da-Xin ;Chen, Hong-Liang 📂 Article 📅 2003 🏛 International Union of Crystallography 🌐 English ⚖ 180 KB

Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.003 A Ê R factor = 0.048 wR factor = 0.113 Data-to-parameter ratio = 15.2 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.