THEOPHILE JULES

See also:

• THEOPHILE JULES PELOUZE (1807-1867)

PELOUZE (1807-1867)  , French chemist, was born at Valognes, in Normandy, on the 26th (or 13th) of February 1807 . His father, Edmond Pelouze (d . 1847), was an industrial chemist and the author of several technical handbooks . The son, after spending some time in a pharmacy at La Fere, acted as laboratory assistant to Gay-Lussac and J . L . Lassaigne (1800-1859) at Paris from 1827 to 1829 . In 1830 he was appointed associate professor of chemistry at Lille, but returning to Paris next year became repetiteur, and subsequently professor, at the Ecole Polytechnique . He also held the chair of chemistry at the College de France, and in 1833 became assayer to the mint and in 1848 president of the Commission des Monnaies . After the coup d'etat in 1851 he resigned his appointments, but continued to conduct a laboratory-school he had started in 1846 . He died in Paris on the 1st of June 1867 . Though Pelouze made no discovery of outstanding importance, he was a busy investigator, his work including researches on salicin, on beetroot sugar, on various organic acids—gallic, malic, tartaric, butyric, lactic, &c.—on oenanthic ether (with Liebig), on the nitrosulphates, on gun-cotton, and on the composition and manufacture of glass . He also carried out determinations of the atomic weights of several elements, and with E .

Fremy, published Traite de chimie generale (1847-1850); Abrege de chimie (1848); and Notions generates de chimie (18J3) .