Processed databases
Atom-Mass pairs
Outputs for (-)-Epinephrine; LC-ESI-QQ; MS2; CE:40 V; [M-H]-
Database: Institute for Advanced Biosciences, Keio Univ.
Entry ID: KO000737
Synonyms: Epinephrine, (R)-(-)-Adrenaline, (R)-(-)-Epinephrine, (R)-(-)-Adnephrine, L-Adrenaline, 4-[(1R)-1-Hydroxy-2-(methylamino)ethyl]-1,2-benzenediol, (R)-(-)-Epirenamine, (-)-Epinephrine
Total mass: 183.2039
Formula: H13 C9 O3 N1
Experimental information
MS type: MS2
Instrument: API3000, Applied Biosystems
Instrument type: LC-ESI-QQ
Ionization mode: NEGATIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks:
Replicated queried mass peaks: 92.8, 109.0, 122.1, 123.1, 137.2, 147.8, 148.4, 149.0,
Processing time: 0:00:01.853914
Results for the quried mass "87.3"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C4O1N1 | 0.180 | 9 | 1 | C1,C5,C6,C9,N10,O13 |
| C7 | 0.201 | 3 | 0 | C2,C3,C4,C6,C7,C8,C9 |
| C7 | 0.201 | 3 | 0 | C2,C3,C5,C6,C7,C8,C9 |
| C7 | 0.201 | 3 | 0 | C2,C4,C5,C6,C7,C8,C9 |
| C7 | 0.201 | 3 | 0 | C2,C3,C4,C5,C6,C7,C9 |
| C7 | 0.201 | 3 | 0 | C2,C3,C4,C5,C6,C8,C9 |
| C7 | 0.201 | 3 | 0 | C3,C4,C5,C6,C7,C8,C9 |
| C6O1 | 0.244 | 1 | 0 | C2,C3,C4,C6,C7,C8,O11 |
| C6O1 | 0.244 | 1 | 0 | C2,C3,C4,C6,C7,C8,O12 |
| C6O1 | 0.244 | 1 | 0 | C2,C3,C6,C7,C8,C9,O13 |
| C6O1 | 0.244 | 1 | 0 | C2,C3,C6,C7,C8,C9,O12 |
| C6O1 | 0.244 | 1 | 0 | C2,C3,C6,C7,C8,C9,O11 |
| C6O1 | 0.244 | 1 | 0 | C2,C3,C5,C6,C7,C9,O11 |
| C6O1 | 0.244 | 1 | 0 | C2,C4,C6,C7,C8,C9,O13 |
| C6O1 | 0.244 | 1 | 0 | C2,C4,C6,C7,C8,C9,O11 |
| C6O1 | 0.244 | 1 | 0 | C2,C4,C5,C6,C8,C9,O12 |
| C6O1 | 0.244 | 1 | 0 | C2,C3,C4,C6,C7,C9,O13 |
| C6O1 | 0.244 | 1 | 0 | C2,C3,C4,C6,C8,C9,O13 |
| C6O1 | 0.244 | 1 | 0 | C2,C3,C4,C6,C8,C9,O12 |
| C6O1 | 0.244 | 1 | 0 | C2,C3,C4,C6,C7,C9,O11 |
| C6O1 | 0.244 | 1 | 0 | C2,C3,C5,C6,C7,C9,O13 |
| C6O1 | 0.244 | 1 | 0 | C2,C4,C5,C6,C8,C9,O13 |
| C6O1 | 0.244 | 1 | 0 | C3,C4,C6,C7,C8,C9,O13 |
| C6O1 | 0.244 | 1 | 0 | C3,C4,C6,C7,C8,C9,O12 |
| C6O1 | 0.244 | 1 | 0 | C3,C4,C6,C7,C8,C9,O11 |
| C6O1 | 0.244 | 1 | 0 | C4,C5,C6,C7,C8,C9,O11 |
| C6O1 | 0.244 | 1 | 0 | C4,C5,C6,C7,C8,C9,O13 |
| C6O1 | 0.244 | 1 | 0 | C4,C5,C6,C7,C8,C9,O12 |
| C6N1 | 0.221 | 1 | 0 | C2,C3,C5,C6,C7,C9,N10 |
| C6N1 | 0.221 | 1 | 0 | C4,C5,C6,C7,C8,C9,N10 |
| C6N1 | 0.221 | 1 | 0 | C2,C4,C5,C6,C8,C9,N10 |
| C6N1 | 0.221 | 1 | 0 | C2,C3,C4,C5,C6,C9,N10 |