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Crystal and molecular structure of geiparvarin

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Abstract

The structure of the antitumor agent geiparvarin was determined by direct methods from CuKα diffractometer data. The crystals of synthetic geiparvarin have the space groupP21/c witha = 8.305(1),b = 11.077(1),c = 18.287(1) Å, β = 98.79(1) °, andZ = 4. The structure was refined toR = 0.047. The chemically determined structure was confirmed. Bond distances and angles are normal and there are no unusual C-H ⋯ O intermolecular contacts.

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IUPAC name: 7-[3-(4,5-dihydro-5,5-dimethy1-4-oxo-2-furanyl)-2-butenyi]-oxy-(2H-1-benzopyran-2-one).

Camille and Henry Dreyfus Teacher-Scholar, 1978–1983; National Institutes of Health Career Development Award, 1980–1985.

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Toder, B.H., Boschelli, D. & Smith, A.B. Crystal and molecular structure of geiparvarin. Journal of Crystal and Molecular Structure 9, 189–198 (1979). https://doi.org/10.1007/BF01198554

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  • DOI: https://doi.org/10.1007/BF01198554

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