Resumen

SAAVEDRA, Oswaldo et al. Anthraquinone obtention from Aloe Vera (L.) Burm. f. Exudate. INHRR [online]. 2012, vol.43, n.1, pp.025-034. ISSN 0798-0477.

The purpose of this wok was obtain the anthraquinone from Aloe vera exudate applying method by crystallization and identifies it through spectrophotometric infrared and ultraviolet- visible techniques. The sample were 18 plants of Aloe vera, recollected at west of Coro city, Falcón state. It was used 3 methods to obtain anthraquinone from Aloe vera exudate. In the method A, anthraquinone was obtained by temperature descend; in the method B, the samples were lyophilized and temperature descends; and in the method C, anthraquinone was obtained by matrix modifier. With the method A it was obtained 7,65 ± 4,62% w/w of anthraquinone; with method B 5,74 ± 3,25 % w/w and with the method C 25,93 ± 1,49% w/w. The method with the best efficiency to obtain anthraquinone was the method C.

Palabras clave : Aloin; Aloe vera; Aloe vera exudate; Aloin.