Table 1.

Characteristic signals in the mass spectrum of 3-nitroadipate dimethyl‚ÄČester

Ion mass (m/z)Intensity (%)Molecular structure
ExperimentalTheoreticalIonStructural interpretation
219.0739C8H13O6N[M]+
188.0541188.055621C7H10O5N[M-OCH3]+
170.0451170.045112C7H8O4N[M-OCH3-H2O]+
141.0514141.054953C7H9O3 [M-OCH3-HNO2]+
128.0364128.034612C5H6O3N[M-OCH3-HCO2CH3]+
113.0621113.060052C6H9O2 [M-CO2CH3-HNO2]+
109.0315109.028828C6H5O2 [M-OCH3-HOCH3-HNO2]+
81.036781.033925C5H5O[M-OCH3-HCO2CH3-HNO2]+
71.051571.0495100C4H7O[C4H7O]+
59.015759.013260C2H3O2 [CO2CH3]+