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  • 1
    Electronic Resource
    Electronic Resource
    Weinheim : Wiley-Blackwell
    Berichte der deutschen chemischen Gesellschaft 107 (1974), S. 1389-1392 
    ISSN: 0009-2940
    Keywords: Chemistry ; Inorganic Chemistry
    Source: Wiley InterScience Backfile Collection 1832-2000
    Topics: Chemistry and Pharmacology
    Description / Table of Contents: Synthesis of 1′,2′,3′,4′-Tetrahydro-17β-hydroxyandrosta-2,4-dieno[2,3-g]{pyridol[2′,3′-d′]pyrimidines}2-(Hydroxymethylene)- and 2-(aminomethylene)testosterone react with 4-aminouracils to yield 1′,2′,3′,4′-tetrahydro -17β-hydroxyandrosta-2,4-dieno[2,3- g]{pyrido[2′,3′- d′]pyrimidine}3a-c which are characterized, mainly by means of their 13C chemical shifts.
    Notes: Aus 2-(Hydroxymethylen)-bzw. 2-(Aminomethylen)testosteron und 4-Aminouracilen minouracilen werden 1,2′,3′,4′ -Tetrahydro-17β-hydroxyandrosta-2,4-dieno[2,3- g]{pyrido[2′,3′-d′] pyrimidine}3a-c dargestellt und charakterisiert, vor allem mit Hilfe der 13C-chemischen Verschiebungen.
    Additional Material: 2 Tab.
    Type of Medium: Electronic Resource
    Library Location Call Number Volume/Issue/Year Availability
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  • 2
    Electronic Resource
    Electronic Resource
    Weinheim : Wiley-Blackwell
    Berichte der deutschen chemischen Gesellschaft 106 (1973), S. 1736-1742 
    ISSN: 0009-2940
    Keywords: Chemistry ; Inorganic Chemistry
    Source: Wiley InterScience Backfile Collection 1832-2000
    Topics: Chemistry and Pharmacology
    Description / Table of Contents: Synthesis of Cycloalkeno[b]pyridines from 2-(Aminomethylene)cycloalkanones and 1,3-Dicarbonyl Compounds2-(Aminomethylene)cycloalkanones react with 1,3-dicarbonyl compounds to give the cycloalkeno[b]pyridines 4-7, the 1H and 13C n.m.r. spectra of which are discussed. The chemical shift values of the heteroaromatic bridge-head carbon atoms are found to alternate on variation of the fused cycloaliphatic ring.
    Notes: Aus 2-(Aminomethylen)cycloalkanonen und 1,3-Dicarbonylverbnidungen werden die Cycloalkeno[b]pyridine 4-7 dargestellt, deren 1H- und 13C-NMR-Spektren diskutiert werden. Die chemischen Verschiebungen der heteroaromatischen Brückenkopf-Kohlenstoffatome alternieren bei Variation des ankondensierten Cycloaliphaten.
    Additional Material: 3 Ill.
    Type of Medium: Electronic Resource
    Library Location Call Number Volume/Issue/Year Availability
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