has role organic salt buffer ammonium salt ammonium acetate 77.048 77.08250 AcONH4 An ammonium salt obtained by reaction of ammonia with acetic acid. A deliquescent white crystalline solid, it has a relatively low melting point (114degreeC) for a salt. Used as a food acidity regulator, although no longer approved for this purpose in the EU. C2H7NO2 CAS:631-61-8 CH3CO2NH4 CH3COONH4 CHEBI:62947 E 264 E-264 E264 INS No. 264 InChI=1S/C2H4O2.H3N/c1-2(3)4;/h1H3,(H,3,4);1H3 NH4OAc PMID:1180897 PMID:21165426 Reaxys:10774525 Reaxys:3564799 USFZMSVCRYTOJT-UHFFFAOYSA-N Wikipedia:Ammonium_acetate [NH4+].CC([O-])=O acetic acid, ammonium salt ammonium ethanoate azanium acetate chebi_ontology