Processed databases
Atom-Mass pairs
Outputs for 4-Aminoantipyrine; LC-ESI-ITFT; MS2; CE: 90%; R=30000; [M+H]+
Database: Department of Environmental Chemistry, Eawag
Entry ID: EA084513
Synonyms: 4-Aminoantipyrine, 4-amino-1,5-dimethyl-2-phenyl-3-pyrazolin-3-one
Total mass: 203.2399
Formula: H13 C11 O1 N3
Experimental information
MS type: MS2
Instrument: LTQ Orbitrap XL Thermo Scientific
Instrument type: LC-ESI-ITFT
Ionization: ESI
Ionization mode: POSITIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks:
Replicated queried mass peaks: 58.0651, 85.076, 92.0495, 93.0573, 95.0491, 104.0495, 105.0447, 117.0572, 130.0651, 132.0807, 146.0601, 160.0869,
Processing time: 0:00:02.512627
Results for the quried mass "145.076"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C7O1N3 | 0.042 | 3 | 0 | C1,C2,C6,C8,C9,C10,C11,N12,N13,N14,O15 |
| C7O1N3 | 0.042 | 3 | 0 | C1,C2,C7,C8,C9,C10,C11,N12,N13,N14,O15 |
| C9N2 | 0.105 | 9 | 0 | C1,C2,C3,C4,C5,C6,C7,C8,C9,N13,N14 |
| C8O1N2 | 0.062 | 5 | 0 | C2,C3,C4,C5,C6,C7,C9,C11,N13,N14,O15 |
| C8O1N2 | 0.062 | 5 | 0 | C3,C4,C5,C6,C7,C9,C10,C11,N12,N14,O15 |