Caventou, Joseph Bienaimé

Caventou, Joseph Bienaimé

(zhôzĕf` byăNnāmā` käväNto͞o`), 1795–1877, French chemist. He was professor at the École de Pharmacie, Paris. With P. J. Pelletier he isolated quinine (from cinchona bark), strychnine, and brucine and studied the green pigment in plants (which they named chlorophyll).