Processed databases
Atom-Mass pairs
Outputs for Quercetin; LC-ESI-QTOF; MS2; CE:40 eV; [M+H]+
Database: Institute of Plant Biochemistry, Halle, Germany
Entry ID: PB000202
Synonyms: Quercetin , 2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxychromen-4-one
Total mass: 302.2353
Formula: H10 C15 O7
Experimental information
MS type: MS2
Instrument: API QSTAR Pulsar i
Instrument type: LC-ESI-QTOF
Ionization: ESI
Ionization mode: POSITIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks:
Replicated queried mass peaks: 107.056, 110.035, 111.009, 117.066, 123.043, 131.047, 135.044, 138.029, 145.061, 153.018, 155.05, 159.045, 163.043, 166.028, 179.037, 184.052, 187.042, 201.056, 202.059, 205.047, 213.057, 217.051, 229.05, 230.054, 233.046, 246.055, 258.055, 275.056, 286.043, 304.054,
Processing time: 0:00:10.905177
Results for the quried mass "183.042"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C10O4 | 0.055 | 1 | 0 | C1,C2,C3,C6,C8,C9,C12,C13,C14,C15,O17,O18,O20,O21 |
| C10O4 | 0.055 | 1 | 0 | C1,C2,C3,C5,C6,C8,C9,C11,C14,C15,O17,O18,O21,O22 |
| C8O5 | 0.096 | 7 | 2 | C4,C5,C7,C10,C11,C12,C13,C14,O16,O19,O20,O21,O22 |