{{DISPLAYTITLE:C5H10O2}} The molecular formula C5H10O2 (molar mass: 102.13 g/mol) may refer to: tert-Butyl formate Ethyl propionate Hydroxypivaldehyde Isobutyl formate Isopropyl acetate Methylbutanoic acids 2-Methylbutanoic acid 3-Methylbutanoic acid (isovaleric acid) Methyl butyrate Methyl isobutyrate Pivalic acid Propyl acetate Tetrahydrofurfuryl alcohol Valeric acid