Processed databases
Atom-Mass pairs
Outputs for Epinephrine; LC-ESI-QFT; MS2; CE: 30; R=35000; [M+H]+
Database: Department of Environmental Chemistry, Eawag
Entry ID: EQ332502
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: POSITIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks:
Replicated queried mass peaks: 58.0652, 109.0285, 120.0808, 135.0441,
Processing time: 0:00:02.357761
Results for the quried mass "91.0543"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C7 | 0.076 | 7 | 2 | C2,C3,C5,C6,C7,C8,C9 |
| C7 | 0.076 | 7 | 2 | C2,C4,C5,C6,C7,C8,C9 |
| C7 | 0.076 | 7 | 2 | C3,C4,C5,C6,C7,C8,C9 |
| C7 | 0.076 | 7 | 1 | C2,C3,C4,C5,C6,C8,C9 |
| C7 | 0.076 | 7 | 1 | C2,C3,C4,C5,C6,C7,C9 |
| C6O1 | 0.033 | 3 | 0 | C2,C3,C4,C6,C7,C8,O11 |
| C6O1 | 0.033 | 3 | 0 | C2,C3,C4,C6,C7,C8,O12 |
| C6O1 | 0.033 | 3 | 0 | C2,C3,C6,C7,C8,C9,O13 |
| C6O1 | 0.033 | 3 | 0 | C2,C3,C6,C7,C8,C9,O12 |
| C6O1 | 0.033 | 3 | 0 | C2,C3,C5,C6,C7,C9,O11 |
| C6O1 | 0.033 | 3 | 0 | C2,C4,C6,C7,C8,C9,O13 |
| C6O1 | 0.033 | 3 | 0 | C2,C4,C6,C7,C8,C9,O11 |
| C6O1 | 0.033 | 3 | 0 | C2,C4,C5,C6,C8,C9,O12 |
| C6O1 | 0.033 | 3 | 0 | C2,C3,C4,C6,C8,C9,O12 |
| C6O1 | 0.033 | 3 | 0 | C2,C3,C4,C6,C7,C9,O11 |
| C6O1 | 0.033 | 3 | 0 | C3,C4,C6,C7,C8,C9,O13 |
| C6O1 | 0.033 | 3 | 0 | C2,C3,C4,C6,C8,C9,O13 |
| C6O1 | 0.033 | 3 | 0 | C3,C4,C6,C7,C8,C9,O12 |
| C6O1 | 0.033 | 3 | 0 | C3,C4,C6,C7,C8,C9,O11 |
| C6O1 | 0.033 | 3 | 0 | C2,C3,C6,C7,C8,C9,O11 |
| C6O1 | 0.033 | 3 | 0 | C2,C3,C4,C6,C7,C9,O13 |
| C6O1 | 0.033 | 3 | 0 | C4,C5,C6,C7,C8,C9,O11 |
| C6O1 | 0.033 | 3 | 0 | C4,C5,C6,C7,C8,C9,O12 |
| C6O1 | 0.033 | 3 | 0 | C2,C3,C5,C6,C7,C9,O13 |
| C6O1 | 0.033 | 3 | 0 | C4,C5,C6,C7,C8,C9,O13 |
| C6N1 | 0.056 | 5 | 0 | C2,C3,C5,C6,C7,C9,N10 |
| C6N1 | 0.056 | 5 | 0 | C2,C4,C5,C6,C8,C9,N10 |
| C6N1 | 0.056 | 5 | 0 | C2,C3,C4,C5,C6,C9,N10 |
| C6N1 | 0.056 | 5 | 0 | C4,C5,C6,C7,C8,C9,N10 |
| C5O1N1 | 0.013 | 1 | 0 | C1,C4,C5,C6,C9,N10,O13 |
| C5O1N1 | 0.013 | 1 | 0 | C1,C2,C5,C6,C9,N10,O13 |
| C5O2 | 0.010 | 1 | 0 | C2,C3,C4,C7,C8,O11,O12 |