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1,2,3,4-Tetra­hydro-4′-furfuryl-1′-methyl­naphthalene-2-spiro-3′-pyrrolidine-2′-spiro-1′′-acenaphthene-1,2′′-dione

✍ Scribed by Govind, M. M. ;Selvanayagam, S. ;Velmurugan, D. ;Ravikumar, K. ;Rathna Durga, R. ;Raghunathan, R.

Publisher
International Union of Crystallography
Year
2003
Tongue
English
Weight
269 KB
Volume
59
Category
Article
ISSN
1600-5368

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📜 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-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.

6′′-Methoxy-1′-methyl-4′-phenylacenaphth
6′′-Methoxy-1′-methyl-4′-phenylacenaphthene-1-spiro-2′-pyrrolidine-3′-spiro-3′′-chroman-2,4′′-dione
✍ Augustine, T. ;Ramkumar, V. ;Arul Antony, S. ;Kanakam, Charles. C. 📂 Article 📅 2007 🏛 International Union of Crystallography 🌐 English ⚖ 549 KB

In the crystal structure of the title compound, C~31~H~25~NO~4~, the five-membered heterocyclic ring is in an envelope conformation and the dihydropyrone ring is in a half-chair conformation.

4′-(2,4-Di­chloro­phenyl)-1′-methyl-2,3,
4′-(2,4-Di­chloro­phenyl)-1′-methyl-2,3,2′′,3′′-tetra­hydro-1H-indole-3-spiro-2′-pyrrolidine-3′-spiro-2′′-(1,3-benzimidazo­[2,1-b]­thia­zole)-2,3′′-dione
✍ Li, Xiao-Fang ;Feng, Ya-Qing ;Shi, Da-Xin ;Chen, Hong-Liang 📂 Article 📅 2003 🏛 International Union of Crystallography 🌐 English ⚖ 170 KB

In the title compound, C 26 H 18 Cl 2 N 4 O 2 S, the two spiro junctions link a planar 2-oxindole ring, a pyrrolidine ring in an envelope conformation and a planar benzo [4,5]imidazo[2,1-b]thiazol-3-one ring. Molecules form dimers connected by NÐHÁ Á ÁN hydrogen bonds.