 Now if we take 20 equivalents of carbon, 11 equivalents of hydrogen, 1 equivalent of nitrogen, and 2 equivalents of oxygen, as the composition of quinine, it will be obvious that naphthalidine, differing only by the elements of two equivalents of water,...  Journal of the Chemical Society - Pagina 593door Chemical Society (Great Britain) - 1896Volledige weergave - Over dit boek
 | Royal College of Chemistry (Great Britain) - 1849 - 348 pagina’s
...obvious that naphthalidine, differing only by the elements of two equivalents of water, might pass into the former alkaloid simply by an assumption of...enter merely by placing it in contact ; but a happy experimenter may attain this end by the discovery of an appropriate metamorphic process. And naphthaline... | |
 | Royal College of Chemistry (Great Britain) - 1849 - 348 pagina’s
...course, expect to induce the water to enter merely by placing it in contact ; but a happy experimenter may attain this end by the discovery of an appropriate metamorphic process. And naphthaline is not the only hydrocarbon which, when subjected to certain chemical processes, may... | |
 | Walter Myers Gardner - 1915 - 484 pagina’s
...be obvious that naphthalidine, differing only by the elements of 2 equivalents of water, might pass into the former alkaloid simply by an assumption of...than this kind of speculation. As a young chemist I was ambitious enough to wish to work on this subject of the artificial formation of natural organic... | |
 | Manchester Literary and Philosophical Society - 1908 - 384 pagina’s
...substance differed from quinine only by the elements of two molecules of water, and quaintly adds " we cannot of course expect to induce the water to...discovery of an appropriate metamorphic process." In this way Perkin was led to try the action of an oxidising agent on allyltoluidine in the hope that... | |
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