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Crystal Structure Analysis of 1′,2′,3′,4′-tetrahydro-1,3-diphenyl-4-chlorospiro[2-pyrazoline-5,2-napthalen]1′one

✍ Scribed by R. Krishna; D. Velmurugan; M. Shanmugasundaram; R. Raghunathan; K. Sekar; S. Shanmuga Sundara Raj; H.-K. Fun

Publisher: John Wiley and Sons
Year: 2002
Tongue: English
Weight: 160 KB
Volume: 37
Category: Article
ISSN: 0232-1300
DOI: 10.1002/1521-4079(200202)37:1<135::aid-crat135>3.0.co;2-m

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✦ Synopsis

The crystal structure of the title compound "1',2',3',4'-tetrahydro-1,3-diphenyl-4-chlorospiro[2pyrazoline-5,2-napthalen] 1'one" has been determined. The structure consists of a pyrazoline ring, three aromatic rings and a tetralone moiety. All the aromatic rings are planar while the cyclohexonone ring of the tetralone moiety is in the distorted sofa conformation.

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The title compound (C 15 H 12 N 3 OSCl) crystallizes in the monoclinic space group P2 1 /n with a = 11.211( 3), b = 8.106(2), c = 17.494(4) Å, β = 104.49(2)º, V = 1539.2(7) Å 3 , Z = 4, D cal = 1.371 Mg/m 3 at T = 293 K. The structure was solved by direct methods and refined by full-matrix least-squ