Acetic anhydride was first synthesized in 1852 by French chemist Charles Frédéric Gerhardt (1816-1856). See: Charles Gerhardt (1852) “Recherches sur les acides organiques anhydres,”Comptes Rendus, vol. 34, pages 755-758.
Evan E. Bolton, Yanli Wang, Paul A. Thiessen, Stephen H. Bryant (2008). „Chapter 12 PubChem: Integrated Platform of Small Molecules and Biological Activities”. Annual Reports in Computational Chemistry4: 217-241. DOI:10.1016/S1574-1400(08)00012-1.