Pedro Narciso Arata Unzué, Argentine pharmacist and organic chemist (Buenos Aires 29 October 1849 – Buenos Aires 05 November 1922) From
Genoese father ACHIEVEMENTS Performed studies on bromatology,
phtochemistry and agricultural chemist With pharmacist José Poisa
developed Arata method or double dye method (1884) improved by Italian Posetto
and known as Arata-Posetto test, used for detection of artificial organic
colouring matters of acid character in foods With Italian Francesco Canzoneri
isolated sesquiterpene winterene from Wintera
aromatica (1890) and first prepared pilijanine in pure state (1891) With F. Canzoneri isolated alkaloid
moradeine from Pogonopus tubulosus With Carlos Gelzer isolated and
characterized morrenol from Morrenia
sp. Isolated alkaloid baccharine from Baccharis coridifolia Eponym of Arata method for
caffeine SOME BIBLIOGRAPHY Guía para analisis inmediato de los vegetales (1879) With F. Canzoneri. Beitrage zur kenntniss des Pillijau (Lycopodium saururus) Lam. Apuntes sobre la cera contenida en las hojas de la yerba mate. Anales Soc. Cient. Arg 3, 1877 Sobre un alcaloide encontrado em mio-mio (Baccharis coridifolia Lam.). Anales Soc. Cient. Arg 4:34-6, 1877 Estudio sobre acido quebrachotanico. Anales Soc. Cient. Arg 1878-9 Estudio quimico de la Persea lingue. Anales Soc. Cient. Arg. 10:195-6, 1880 With F. Canzoneri. Studio sulla vera corteccia di Winter (Drimys winteri). Gazz. Chim. Ital. 18:527-39, 1888 La Morrenia brachystephana Gr., vulgo tassi y sus propriedades galactogogas. Anales Dep. Nac. Higiene 1:65-73, 1891 Contribución al estudio del tanino contenido en la yerba mate. Anales Soc. Cient. Arg 1897 |
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