Chemical News and Journal of Industrial Science, Tomy 111-112Chemical news office., 1915 |
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Strona 10
... substance rapidly changes into a honey - like mass , losing chlorine , and solu- tions in benzene or petroleum ... substances méta pures , cette preuve ne peut donc être regardée comme décisive , surtout parce que ni l'essai de la ...
... substance rapidly changes into a honey - like mass , losing chlorine , and solu- tions in benzene or petroleum ... substances méta pures , cette preuve ne peut donc être regardée comme décisive , surtout parce que ni l'essai de la ...
Strona 11
... substances are , theoretically , capable of being produced , none of which has hitherto been described : - I The preparation and properties of a number of these substances were described . They are all colourless oils , decomposed by ...
... substances are , theoretically , capable of being produced , none of which has hitherto been described : - I The preparation and properties of a number of these substances were described . They are all colourless oils , decomposed by ...
Strona 12
... substances : - Solvent : Alcohol . • 2-1 222 + 2 112 116 Concen- tration , Substance . grms . M.W. [ M ] D 25 . per 100 cc . SVm M c.c. d Cinchonicine .. .. 06240 294 + 138.7 ° 179 2.8900 294 135.80 238 70 89 Benzoylcinchonicine 0.9704 ...
... substances : - Solvent : Alcohol . • 2-1 222 + 2 112 116 Concen- tration , Substance . grms . M.W. [ M ] D 25 . per 100 cc . SVm M c.c. d Cinchonicine .. .. 06240 294 + 138.7 ° 179 2.8900 294 135.80 238 70 89 Benzoylcinchonicine 0.9704 ...
Strona 22
... substances could not be pre- pared by the action of magnesium alkyl haloids on bis- muth bromide , owing to oxidation . The same was true of the action of magnesium benzyl chloride and magnesium over - cyclohexyl bromide . CHEMICAL NEWS ...
... substances could not be pre- pared by the action of magnesium alkyl haloids on bis- muth bromide , owing to oxidation . The same was true of the action of magnesium benzyl chloride and magnesium over - cyclohexyl bromide . CHEMICAL NEWS ...
Strona 24
... substances possess considerable crystal - tained as a yellow oil , b . p . 180 ° / 18 mm . , when a ( 4 ) -Diphenylbutan - 8 - one , CMe Ph2 COMe , is ob- lising powers , a fact which the author has been able to verify . Finally , there ...
... substances possess considerable crystal - tained as a yellow oil , b . p . 180 ° / 18 mm . , when a ( 4 ) -Diphenylbutan - 8 - one , CMe Ph2 COMe , is ob- lising powers , a fact which the author has been able to verify . Finally , there ...
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