Pentaand sentence example

pentaand
  • The configurations of the pentaand tetra-aldoses have been determined by similar arguments; and those of the ketoses can be deduced from the aldoses.
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  • The tetrachloride, WC1 41 is obtained by partial reduction of the higher chlorides with hydrogen; a mixture of the pentaand hexa-chloride is distilled in a stream of hydrogen or carbon dioxide, and the pentachloride which volatilizes returned to the flask several times.
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  • Tungsten combines directly with bromine to give, when the bromine is in excess, the pentaand not a hexabromide.
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  • Perkin has himself contributed largely to our knowledge of such compounds; pentaand hexa-methylene derivatives have also received considerable attention (see P Olymethylenes) .
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