Processed databases
Atom-Mass pairs
Outputs for Carnitine; LC-ESI-QQ; MS2; CE:10 V; [M+H]+
Database: Institute for Advanced Biosciences, Keio Univ.
Entry ID: KO002557
Synonyms: Carnitine, 3-Carboxy-2-hydroxy-N,N,N-trimethyl-1-propanaminium hydroxide, inner, Vitamin BT, L-gamma-Trimethyl-beta-hydroxybutyrobetaine, Levocarnitine, L-Carnitine, (R)-Carnitine
Total mass: 161.1983
Formula: H15 C7 O3 N1
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: 103.2, 109.0, 111.7, 145.3,
Processing time: 0:00:02.291295
Results for the quried mass "71.6"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C4N1 | 0.479 | 9 | 0 | C1,C2,C3,C5,N8 |
| C4O1 | 0.503 | 7 | 1 | C4,C5,C6,C7,O9 |
| C3O2 | 0.463 | 4 | 0 | C4,C6,C7,O9,O10 |
| C3O2 | 0.463 | 4 | 0 | C4,C6,C7,O9,O11 |
| C3O2 | 0.463 | 4 | 1 | C4,C6,C7,O10,O11 |
| C3O1N1 | 0.486 | 6 | 0 | C4,C5,C6,N8,O9 |
| C3O1N1 | 0.486 | 6 | 0 | C1,C5,C6,N8,O9 |
| C3O1N1 | 0.486 | 6 | 0 | C2,C5,C6,N8,O9 |
| C3O1N1 | 0.486 | 6 | 0 | C3,C5,C6,N8,O9 |