Processed databases
Atom-Mass pairs
Outputs for Kaempferol; LC-ESI-QTOF; MS2; CE:30 eV; [M-H]-
Database: Plant Science Center, RIKEN
Entry ID: PR040027
Synonyms: 3,4',5,7-tetrahydroxyflavone, Kaempferol, Kaem, 3,5,7-trihydroxy-2-(4-hydroxyphenyl)chromen-4-one
Total mass: 286.2359
Formula: H10 C15 O6
Experimental information
MS type: MS2
Instrument: UPLC Q-Tof Premier, Waters
Instrument type: LC-ESI-QTOF
Ionization: ESI
Ionization mode: NEGATIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks:
Replicated queried mass peaks: 51.4676, 52.4136, 54.2127, 55.2823, 59.8702, 60.8869, 64.0747, 66.0003, 67.0539, 69.9423, 70.8238, 75.474, 78.0449, 79.05, 81.0017, 82.0036, 83.8994, 84.9541, 91.0593, 93.0676, 93.9854, 96.002, 97.0403, 104.1064, 105.0908, 107.0513, 109.0376, 109.9277, 112.7401, 115.1314, 117.0751, 117.9098, 120.0183, 120.9995, 123.046, 125.2215, 127.9269, 130.0572, 132.0248, 133.0744, 135.0515, 137.0343, 137.8563, 140.0088, 141.0439, 143.0891, 143.9902, 145.9295, 147.0319, 148.9784, 151.0221, 151.941, 154.0671, 156.076, 158.0283, 159.0665, 161.0433, 161.8954, 164.0143, 165.0109, 167.0799, 169.0761, 171.0715, 171.9852, 174.0066, 175.011, 176.9536, 177.8132, 180.0178, 181.051, 183.0829, 184.0469, 185.9664, 187.059, 188.9734, 189.9567, 191.9998, 192.9169, 195.0768, 196.9886, 199.0491, 201.0566, 201.9591, 210.0628, 211.9972, 213.0171, 215.0003, 215.9017, 218.1631, 220.8813, 223.9845, 224.8375, 227.049, 229.0383, 229.9445, 239.0543, 240.0088, 241.9942, 243.9095, 255.9836, 257.0052, 267.0702, 268.0515, 284.0126, 285.9692, 288.7403,
Processing time: 0:00:07.865363
Results for the quried mass "139.0526"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C9O2 | 0.035 | 1 | 0 | C1,C2,C3,C4,C6,C7,C8,C11,C15,O16,O21 |
| C6O4 | 0.033 | 3 | 0 | C5,C9,C10,C12,C13,C14,O17,O18,O19,O20 |