Processed databases
Atom-Mass pairs
Outputs for 4-Hydroxybenzoic acid; GC-EI-TOF; MS; n TMS; RT:614.443 sec
Database: Engineering department, Osaka Univ.
Entry ID: OUF00425
Synonyms: p-Hydroxybenzoic acid, 4-Hydroxybenzoic acid
Total mass: 138.1205
Formula: H6 C7 O3
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: 143.0,146.0,149.0,152.0,155.0,158.0,161.0,164.0,167.0,175.0,178.0,181.0,189.0,192.0,195.0,205.0,208.0,211.0,221.0,224.0,227.0,237.0,240.0,243.0,246.0,249.0,252.0,255.0,265.0,268.0,271.0,274.0,277.0,281.0,284.0,
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, 113.0, 116.0, 117.0, 119.0, 120.0, 122.0, 123.0, 125.0, 126.0, 128.0, 129.0, 131.0, 132.0, 134.0, 135.0, 137.0, 138.0, 141.0, 144.0, 145.0, 147.0, 148.0, 150.0, 151.0, 153.0, 154.0, 157.0, 159.0, 162.0, 163.0, 165.0, 166.0, 168.0, 176.0, 177.0, 179.0, 180.0, 182.0, 183.0, 191.0, 193.0, 194.0, 196.0, 197.0, 206.0, 207.0, 209.0, 210.0, 222.0, 223.0, 225.0, 226.0, 228.0, 238.0, 239.0, 241.0, 242.0, 244.0, 245.0, 247.0, 248.0, 250.0, 251.0, 253.0, 254.0, 256.0, 266.0, 267.0, 269.0, 270.0, 272.0, 273.0, 275.0, 276.0, 278.0, 282.0, 283.0, 285.0,
Processing time: 0:00:01.160079
Results for the quried mass "109.0"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C6O2 | 0.102 | 5 | 0 | C1,C2,C3,C4,C5,C7,O9,O10 |
| C5O3 | 0.060 | 1 | 0 | C2,C4,C5,C6,C7,O8,O9,O10 |
| C5O3 | 0.060 | 1 | 0 | C1,C3,C5,C6,C7,O8,O9,O10 |