Excerpt from Year-Book of Pharmacy: Comprising Abstracts of Papers Relating to Pharmacy, Materia Medica and Chemistry Contributed to British and Foreign Journals, From July 1, 1916, to June 30, 1917, With the Transactions of the British Pharmaceutical Conference
Kryptonine, an Amorphous Alkaloid Of Ipecacuanha. J. U. L l 0 y d. (j. Amenpharm. Assoc., 1916, 5, Kryptonine is an amorphous alkaloid present in very small quantity in ipecacuanha. According to Waldbott it has the formula 029h40n209. It occurs as a colloidal, orange~yellow amorphous precipitate, black in mass, or scales, deep black in bulk, gar net-red in separates, and giving no crystalline salts. Adhesion qualities with pure white filter paper, very pronounced. Not deliquescent. Taste - Very bitter. Saliva coloured yellow thereby. Soluble in water, etoh, chcla, glycerin, dilute acids, and dilute alkalies. Insoluble in Et and cghg. Dilute solution in water and etoh, yellow to red, in accordance with proportions. With alkalies, the yellow solution turns red. Acids added to excess, turn the red back to yellow. Fehling's Test - NO reaction, or very faint. Test for Tannin - No reaction with ferric chloride. Alkaloidal Tests - Heavy precipi tate with the usual alkaloidal reagents.
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