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  • 1
    Electronic Resource
    Electronic Resource
    Infra-red Spectra of Chelating Agents: 2-Phenacylpyridine Derivatives (1956)
    [s.l.] : Nature Publishing Group
    Nature 177 (1956), S. 671-672 
    Details
    ISSN: 1476-4687
    Source: Nature Archives 1869 - 2009
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
    Notes: [Auszug] This phenomenon has been termed 'conjugate chelation', and has been observed to occur in acetyl-acetone, enolizable cyclic (3-keto esters, in partially nuorinated p-diketones, in 2-acetyl-l-hydroxy naphthalene and related compounds, in 1-hydroxy anthraquinones, in flavanones and in ortho hydroxy ...
    Type of Medium: Electronic Resource
    URL: http://dx.doi.org/10.1038/177671a0
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    Paper (German National Licenses)
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  • 2
    Electronic Resource
    Electronic Resource
    Infra-red Spectra of Fluorinated Hydrocarbons (1954)
    [s.l.] : Nature Publishing Group
    Nature 173 (1954), S. 633-634 
    Details
    ISSN: 1476-4687
    Source: Nature Archives 1869 - 2009
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
    Notes: [Auszug] Perfluoro compound 800-650 cm:1 860-840 cm."1 1 Decalin __' 860, 845 2 2:7 Dimethyl decalin 742* 853 3 2:3 Dimethyl decalin 738* 850 4 1:6 Dimethyl decalin 744* 843 5 2: 6 Dimethyl decalin 738* 850 6 1:2 Dimethyl cyclohexane 733* 859 7 1:6 Dicyclohexyl hexane 662 849 8 ...
    Type of Medium: Electronic Resource
    URL: http://dx.doi.org/10.1038/173633b0
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    Paper (German National Licenses)
    Fulltext
  • 3
    Electronic Resource
    Electronic Resource
    Steric Influences on the Structure of Chelating Agents and on the Stability of Metal Chelates (1957)
    [s.l.] : Nature Publishing Group
    Nature 179 (1957), S. 42-44 
    Details
    ISSN: 1476-4687
    Source: Nature Archives 1869 - 2009
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
    Notes: [Auszug] When the keto-methylene group of 2-phenacyl-pyridine (which exists as a yellow solid in the form I, R = H) is substituted by an alkyl group, for example, ethyl, the infra-red spectrum of the resulting colourless compound shows the presence of a carbonyl group, thus showing that it exists in the ...
    Type of Medium: Electronic Resource
    URL: http://dx.doi.org/10.1038/179042a0
    Library Location Call Number Volume/Issue/Year Availability
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    Paper (German National Licenses)
    Fulltext
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