Processed databases
Atom-Mass pairs
Outputs for Ethylmalonic acid; GC-EI-TOF; MS; n TMS; RT:428.809 sec
Database: Engineering department, Osaka Univ.
Entry ID: OUF00226
Synonyms: Ethylmalonic acid
Total mass: 132.1143
Formula: H8 C5 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: 142.0,145.0,148.0,151.0,157.0,160.0,171.0,174.0,186.0,189.0,203.0,206.0,217.0,220.0,232.0,245.0,248.0,261.0,276.0,
Replicated queried mass peaks: 86.0, 87.0, 89.0, 90.0, 93.0, 97.0, 99.0, 100.0, 102.0, 103.0, 105.0, 113.0, 116.0, 117.0, 119.0, 128.0, 129.0, 131.0, 132.0, 134.0, 135.0, 143.0, 144.0, 146.0, 147.0, 149.0, 150.0, 158.0, 159.0, 161.0, 172.0, 173.0, 175.0, 187.0, 190.0, 191.0, 204.0, 205.0, 218.0, 219.0, 233.0, 234.0, 246.0, 249.0, 250.0, 262.0, 263.0,
Processing time: 0:00:01.082007
Results for the quried mass "133.0"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C5O4 | 0.122 | 9 | 1 | C1,C2,C3,C4,C5,O6,O7,O8,O9 |