Processed databases
Atom-Mass pairs
Outputs for Histamine; LC-ESI-QQ; MS2; CE:50 V; [M+H]+
Database: Institute for Advanced Biosciences, Keio Univ.
Entry ID: KO003132
Synonyms: Histamine, 2-(4-Imidazolyl)ethylamine, 1H-Imidazole-4-ethanamine
Total mass: 111.1447
Formula: H9 C5 N3
Experimental information
MS type: MS2
Instrument: API3000, Applied Biosystems
Instrument type: LC-ESI-QQ
Ionization mode: POSITIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks:
Replicated queried mass peaks: 41.0, 55.0, 67.0, 67.9, 82.0, 83.1,
Processing time: 0:00:01.109684
Results for the quried mass "39.0"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C2N1 | 0.036 | 1 | 0 | C3,C4,N7 |
| C2N1 | 0.036 | 1 | 0 | C3,C5,N8 |
| C2N1 | 0.036 | 1 | 0 | C3,C5,N7 |
| C2N1 | 0.036 | 1 | 0 | C4,C5,N8 |
| C2N1 | 0.036 | 1 | 0 | C1,C2,N6 |
| C2N1 | 0.036 | 1 | 0 | C1,C5,N8 |
| C3 | 0.056 | 3 | 0 | C1,C3,C5 |
| C3 | 0.056 | 3 | 0 | C1,C2,C5 |
| C1N2 | 0.016 | 1 | 0 | C4,N7,N8 |