Processed databases
Atom-Mass pairs
Outputs for 4-Hydroxyphenylpyruvic acid; GC-EI-TOF; MS; n TMS; RT:733.285 sec
Database: Engineering department, Osaka Univ.
Entry ID: OUF00066
Synonyms: 4-Hydroxyphenylpyruvate, 4-Hydroxyphenylpyruvic acid
Total mass: 180.1571
Formula: H8 C9 O4
Experimental information
MS type: MS
Instrument: Pegasus III TOF-MS system, Leco; GC 6890, Agilent Technologies
Instrument type: GC-EI-TOF
Ionization mode: POSITIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks: 187.0,190.0,193.0,196.0,202.0,205.0,209.0,216.0,219.0,223.0,230.0,233.0,236.0,246.0,249.0,252.0,262.0,265.0,268.0,276.0,279.0,282.0,294.0,307.0,322.0,337.0,340.0,352.0,355.0,
Replicated queried mass peaks: 86.0, 87.0, 89.0, 90.0, 92.0, 93.0, 95.0, 96.0, 98.0, 99.0, 101.0, 102.0, 104.0, 105.0, 107.0, 108.0, 110.0, 111.0, 114.0, 116.0, 117.0, 119.0, 120.0, 122.0, 123.0, 125.0, 129.0, 130.0, 132.0, 133.0, 135.0, 136.0, 138.0, 143.0, 144.0, 146.0, 147.0, 149.0, 150.0, 152.0, 158.0, 160.0, 161.0, 163.0, 164.0, 166.0, 170.0, 171.0, 173.0, 174.0, 176.0, 177.0, 179.0, 180.0, 182.0, 188.0, 189.0, 191.0, 192.0, 194.0, 195.0, 197.0, 203.0, 204.0, 206.0, 207.0, 218.0, 220.0, 221.0, 224.0, 231.0, 232.0, 234.0, 235.0, 237.0, 247.0, 248.0, 263.0, 264.0, 266.0, 267.0, 269.0, 277.0, 278.0, 280.0, 281.0, 295.0, 308.0, 309.0, 323.0, 324.0, 338.0, 339.0, 341.0, 353.0, 354.0,
Processing time: 0:00:02.461770
Results for the quried mass "181.0"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C9O4 | 0.165 | 9 | 1 | C1,C2,C3,C4,C5,C6,C7,C8,C9,O10,O11,O12,O13 |