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3''-(2-Fluoro-benzyl-idene)-4'-(2-fluoro-phen-yl)-1'-methyl-dispiro-[acenaphthyl-ene-1,2'-pyrrolidine-3',1''-cyclo-penta-ne]-2,2''-dione.

ABSTRACT: In the title compound, C(33)H(25)F(2)NO(2), the acenaphthene ring system forms dihedral angles of 50.93?(14) and 36.89?(14)° with the benzene rings. The pyrrolidine and cyclo-penta-none rings adopt envelope (with the N atom as the flap) and twisted conformations, respectively. In the crystal, C-H?O and C-H?F inter-actions link the mol-ecules.

SUBMITTER: Chen GZ

PROVIDER: S-EPMC3569782 | biostudies-literature | 2013 Feb

REPOSITORIES: biostudies-literature

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3''-(2-Fluoro-benzyl-idene)-4'-(2-fluoro-phen-yl)-1'-methyl-dispiro-[acenaphthyl-ene-1,2'-pyrrolidine-3',1''-cyclo-penta-ne]-2,2''-dione.

Chen Gao-Zhi GZ Wei Xiao-Yan XY Wang Yi Y Ren Lu-Qing LQ Li Xiao-Kun XK

Acta crystallographica. Section E, Structure reports online 20130119 Pt 2

In the title compound, C(33)H(25)F(2)NO(2), the acenaphthene ring system forms dihedral angles of 50.93 (14) and 36.89 (14)° with the benzene rings. The pyrrolidine and cyclo-penta-none rings adopt envelope (with the N atom as the flap) and twisted conformations, respectively. In the crystal, C-H⋯O and C-H⋯F inter-actions link the mol-ecules. ...[more]

PMID: 23424528

Similar Datasets

4'-(4-Bromo-phen-yl)-1'-methyl-dispiro-[acenaphthyl-ene-1,2'-pyrrolidine-3',2''-indane]-2,1''(1H)-dione.

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Project description:The asymmetric unit of the title compound, C(30)H(27)F(2)N(3)O(2), contains two independent mol-ecules. The pyrrolidine five-membered ring assumes an envelope conformation (with the CH(2) atom at the flap) in one mol-ecule and a twisted conformation in the other one. In both independent mol-ecules, the 4-piperidinone rings adopt a similar twisted chair conformation. In the crystal, the two independent mol-ecules form an R(2) (2)(8) dimer through a pair of N-H⋯O hydrogen bonds; the R(2) (2)(8) dimers are connected via weak C-H⋯O hydrogen bonds, leading to a chain extending along the c axis.

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