Processed databases
Atom-Mass pairs
Outputs for Kaempferol; LC-ESI-QTOF; MS2; CE:55 eV; [M+H]+
Database: Institute of Plant Biochemistry, Halle, Germany
Entry ID: PB000167
Synonyms: Kaempferol , 3,5,7-trihydroxy-2-(4-hydroxyphenyl)chromen-4-one
Total mass: 286.2359
Formula: H10 C15 O6
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: 55.015, 67.017, 70.062, 78.045, 81.033, 93.034, 95.047, 105.039, 107.049, 108.023, 116.058, 117.065, 121.03, 123.042, 128.06, 129.064, 132.053, 133.029, 135.046, 136.014, 140.059, 141.069, 144.055, 145.061, 153.018, 155.059, 157.066, 158.066, 161.055, 165.02, 167.051, 184.055, 187.041, 197.058, 203.037, 213.059, 230.056, 258.048,
Processing time: 0:00:07.774779
Results for the quried mass "68.996"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C4O1 | 0.086 | 5 | 1 | C1,C3,C4,C8,O16 |
| C4O1 | 0.086 | 5 | 2 | C1,C3,C7,C8,O16 |
| C4O1 | 0.086 | 5 | 1 | C2,C3,C4,C8,O16 |
| C4O1 | 0.086 | 5 | 2 | C2,C4,C7,C8,O16 |
| C4O1 | 0.086 | 5 | 2 | C5,C6,C9,C10,O18 |
| C4O1 | 0.086 | 5 | 2 | C5,C6,C9,C11,O17 |
| C4O1 | 0.086 | 5 | 2 | C5,C6,C9,C10,O17 |
| C3O2 | 0.043 | 1 | 0 | C5,C9,C10,O17,O18 |
| C3O2 | 0.043 | 1 | 0 | C6,C9,C11,O17,O21 |
| C3O2 | 0.043 | 1 | 0 | C7,C14,C15,O20,O21 |
| C3O2 | 0.043 | 1 | 0 | C10,C11,C12,O18,O21 |
| C3O2 | 0.043 | 1 | 0 | C10,C12,C13,O18,O19 |
| C3O2 | 0.043 | 1 | 0 | C11,C14,C15,O20,O21 |
| C3O2 | 0.043 | 1 | 1 | C11,C12,C13,O19,O21 |
| C3O2 | 0.043 | 1 | 0 | C12,C13,C14,O19,O20 |
| C3O2 | 0.043 | 1 | 0 | C13,C14,C15,O20,O21 |
| C3O2 | 0.043 | 1 | 1 | C13,C14,C15,O19,O21 |
| C3O2 | 0.043 | 1 | 0 | C13,C14,C15,O19,O20 |