DONDE, Ibarra Joaquin (donday'), 3lexican scientist, born in Campeche, Mexico, 6 July 1827 ; died in Merida, 1 November 1875. He received his early education in the City of Campeche, and in 1844 removed to Puebla, where he entered the College of pharmacy, being graduated in 1847. He continued his studies in the City of Mexico, and in 1850 established a chair of pharmacy in Campeche, and in 1853 another in Nerida. He also held for a long time the chair of botany in the Catholic College of Nerida, and the chair of industrial chemistry for artisans. Donde was one of the founders of the special school of medicine and pharmacy of Yucatan. He was the inventor of some very useful chemical products, and the first to produce santonate of soda (1862). He published "Pharmaceutical Prescriptions," which appeared in Philadelphia under the name of "Pharmaceutical Notes," and were republished in France, England, and Germany; "Preparaeidn del Santonato de Sosa ..... Estudio sobre el Niin" ; and "Elementos de Botanica." Donde was a great benefactor of the local industries of Nerida.