Kombe strophanthin

Kogenate 6ictorVIII octocogalEa. Kolanticon dimethicone magnesium l droxide. Kombe strophanthin strophanthin-K. 

From Strophanthus kombe and other Strophanthus species (preparation of / -strophanthin-a, q. v.). Reference(s) ... 

A mixture of cardiac glycosides isolated from Strophantus kombe mainly contains K-strophanthin- 8 and K-strophanthozide. 

Strophanthobiose. 2,6-Dideoxy4-0-d -i> -glucopy-ranosyi-3-O.methyl-V-ribo-hexose periplobiose, C,sH 0, molwt 324,32, C 48.14%, H 7.46%, O 44.40%. Obtained by hydrolysis of K. -strophanthin -0, isolated from seeds of Stro phanthus kombe Oliv., Apocynaceae Jacobs, Hoffmann, / BbL Chem 69 3 53 (1926) Stoll et alt Helv Chim, Acta 20, 1484 (1937). Identity with periplobiose Barbier, Schindler, ibid. 42, 1065 Cl 959). Structure. Lichti, von Wartburg> ibid. 44, 238 (I960. 

Strophanthns. Dried ripe seeds of Strophanthus kombe Oliv, or of S. hupuhts DC., Apocynaceae, deprived of the awns. Habit. East and Central Africa. Constit. 2-5% Strophanthin, kombic acid, choline, trigonelline, about 30% oil. Poisonous ... 

Strophanthin—C>iaHa40iD—a glueosid from Sirophanthus Kombe, forms white, crystalline plates, bitter in taste, slightly soluble in Avater, more soluble in alcohol, insoluble in ether, carbon disulfid and benzene. 

Strophanthidin is the aglycone of the k-strophanthins (the letter k is derived from kombe ) occurring... 

Obt. by add hydrol. of A-Strophanthin-P isol. from seeds of Strophanthus kombe. Sugar from the glycosides K-Strophan-thoside and Echujin. 

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