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  • 1
    Electronic Resource
    Electronic Resource
    Springer
    Monatshefte für Chemie 113 (1982), S. 381-388 
    ISSN: 1434-4475
    Keywords: Digermoxanes ; Disiloxanes ; Methoxysilanes ; Odour ; Sila-perfumes
    Source: Springer Online Journal Archives 1860-2000
    Topics: Chemistry and Pharmacology
    Notes: Abstract The odour of the formerly unknown compounds benzyldimethylmethoxysilane2 a (flower-honey like with a minty component; intensity middle), bis(benzyl)tetramethyldisiloxane4 a (flowerlike; very weak) and bis(benzyl)tetramethyldigermoxane9 (almond-soapy like; relatively strong) was registered and compared with related compounds (for example benzyldimethylmethoxymethane5 a, camphor-radish like). Information is given on preparation and analytical and structural investigation of several methoxysilanes and disioxanes with benzyl and phenethyl groups (compare equations and experimental part).
    Type of Medium: Electronic Resource
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  • 2
    ISSN: 1434-4475
    Keywords: Disiloxanes ; Organylaminosilanes ; Alkanolysis ; Mass spectra interpretation
    Source: Springer Online Journal Archives 1860-2000
    Topics: Chemistry and Pharmacology
    Notes: Summary Reaction of hexachlorodisiloxane with primary and secondary amines leads — in dependence of stoichiometry — to numerous partially and totally organylamino substituted disiloxanes. Partially aminosubstituted chlorodisiloxanes are very sensitive to moisture and can be converted into disiloxanes with different organylamino groups. Exhaustive alkanolysis substitutes amino as well as chloro groups giving hexaalkoxydisiloxanes, but partial alkanolysis may substitute amino in preference to chloro groups. Mass spectra can be interpreted by abstraction ofRR′N·,RR′N+,RR′NH and (RR′N minus H) units. Most of the compounds are colourless liquids but hexakis(piperidino)-disiloxane melts at 270 °C.
    Type of Medium: Electronic Resource
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