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  • 1
    Electronic Resource
    Electronic Resource
    Weinheim : Wiley-Blackwell
    Berichte der deutschen chemischen Gesellschaft 108 (1975), S. 3096-3104 
    ISSN: 0009-2940
    Keywords: Chemistry ; Inorganic Chemistry
    Source: Wiley InterScience Backfile Collection 1832-2000
    Topics: Chemistry and Pharmacology
    Description / Table of Contents: The Intramolecular Hydrogen Bond in 6-hydroxy-1-fulvenecarbaldehydeThe title compound 1 (C7O2H6) crystallizes in the space group Pbca, Z = 8, a = 7.70, b = 14.35, c = 10.95 Å. The structure has been determined by X-ray and neutron diffraction experiments. The refinements gave conventional R-factors of 0.076 and 0.070, respectively. The distance between the oxygen atoms was found to be 2.513 (X-ray) and 2.550 Å (neutron diffraction). The neutron diffraction investigation sowed a slightly unsymmetric hydrogen bond with O—H distances of 1.343 and 1.214 Å. The O—H—O angle is 171.2°.
    Notes: 6-Hydroxy-1-fulvencarbaldehyd C7O2H6 (1) kristallisiert in der Raumgruppe Pbca, Z = 8, a = 7.70, b = 14.35, c = 10.95 Å. Die Struktur wurde durch Röntgen- und Neutronenbeugungs-experimente bestimmt. Die Verfeinerungen führten zu konventionellen R-Faktoren von 0.076 bzw. 0.070. Der Abstand zwischen den beiden Sauerstoffatomen ergab sich zu 2.513 (Röntgenbeugung) bzw. 2.550 Å (Neutronenbeugung). Nach den Ergebnissen der Neutronenbeugungsuntersuchungen ist die Wasserstoffbrücke unsymmetrisch, wobei die O—H-Abstände 1.343 und 1.214 Å betragen. Der O—H—O-Winkel wurde zu 171.2° bestimmt.
    Additional Material: 1 Tab.
    Type of Medium: Electronic Resource
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