Processed databases
Atom-Mass pairs
Outputs for Epinephrine; LC-ESI-QFT; MS2; CE: 75; R=35000; [M-H]-
Database: Department of Environmental Chemistry, Eawag
Entry ID: EQ332555
Synonyms: Epinephrine, 4-[(1R)-1-hydroxy-2-(methylamino)ethyl]benzene-1,2-diol
Total mass: 183.2039
Formula: H13 C9 O3 N1
Experimental information
MS type: MS2
Instrument: Q Exactive Orbitrap Thermo Scientific
Instrument type: LC-ESI-QFT
Ionization: ESI
Ionization mode: NEGATIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks:
Replicated queried mass peaks: 81.0346, 93.0346, 109.0296, 121.0296, 122.0374, 124.0166, 131.0378, 134.0374, 135.0452, 137.0244, 148.0405, 149.0481, 154.0272, 161.0482, 162.0561, 164.0718,
Processing time: 0:00:01.828739
Results for the quried mass "139.0399"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C7O3 | 0.088 | 7 | 0 | C2,C3,C4,C6,C7,C8,C9,O11,O12,O13 |
| C7O2N1 | 0.112 | 9 | 0 | C1,C2,C4,C5,C6,C8,C9,N10,O12,O13 |
| C7O2N1 | 0.112 | 9 | 0 | C1,C2,C3,C5,C6,C7,C9,N10,O11,O13 |