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Encyclopedia Britannica - Main :: GEO-GNU |
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GLYCERIN, GLYCERINE or GLYCEROL (in pharmacy Glycerinum) (from Gr. y)uK('s, sweet), a trihydric alcohol
salt
ordinary process of soap-making the glycerin remains dissolved in the aqueous liquors from which the soap is separated.Glycerin was discovered in 1779 by K. W. Scheele and named Olsuss (principe dour des hulksSweet principle of oils ), and more fully investigated subsequently by M. E. Chevreul, who named it glycerin, M. P. E. Berthelot, and many other chemists, from whose researches it results that 'glycerin is a trihydric alcohol
formula
oils , and the glycerides generally, being substances of the nature of compound esters formed from glycerin by the replacement of the hydrogen of the OH groups by the radicals of certain acids, called for that reason " fatty adds." The relation-ship of these glycerides to glycerin is shown by the series of bodies formed from glycerin by replacement of hydrogen by " stearyl " (C1811350), the radical of stearic acid (C18H350OH):-End of Article: GLYCERIN, GLYCERINE If you wish, you can link directly to this article.
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