Processed databases
Atom-Mass pairs
Outputs for L-Histidine; GC-EI-TOF; MS; n TMS; RT:739.259 sec
Database: Engineering department, Osaka Univ.
Entry ID: OUF00309
Synonyms: L-Histidine
Total mass: 155.1542
Formula: H9 C6 O2 N3
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: 159.0,163.0,166.0,172.0,175.0,180.0,183.0,190.0,194.0,198.0,202.0,208.0,211.0,218.0,223.0,226.0,237.0,240.0,252.0,255.0,258.0,266.0,328.0,338.0,356.0,371.0,
Replicated queried mass peaks: 86.0, 87.0, 89.0, 90.0, 93.0, 96.0, 97.0, 99.0, 100.0, 102.0, 103.0, 109.0, 110.0, 112.0, 113.0, 115.0, 116.0, 118.0, 119.0, 121.0, 122.0, 124.0, 125.0, 127.0, 128.0, 130.0, 131.0, 133.0, 134.0, 136.0, 137.0, 139.0, 140.0, 142.0, 146.0, 148.0, 149.0, 151.0, 152.0, 154.0, 155.0, 157.0, 158.0, 160.0, 165.0, 167.0, 168.0, 174.0, 181.0, 182.0, 184.0, 203.0, 212.0, 219.0, 220.0, 224.0, 225.0, 227.0, 228.0, 238.0, 239.0, 241.0, 253.0, 254.0, 256.0, 257.0, 267.0, 268.0, 329.0, 330.0, 357.0, 358.0, 372.0,
Processing time: 0:00:01.833099
Results for the quried mass "141.0"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C5O2N3 | 0.128 | 7 | 0 | C1,C3,C4,C5,C6,N7,N8,N9,O10,O11 |
| C5O2N3 | 0.128 | 7 | 0 | C1,C2,C4,C5,C6,N7,N8,N9,O10,O11 |
| C6O2N2 | 0.147 | 9 | 0 | C1,C2,C3,C4,C5,C6,N7,N9,O10,O11 |
| C6O2N2 | 0.147 | 9 | 1 | C1,C2,C3,C4,C5,C6,N7,N8,O10,O11 |
| C6O2N2 | 0.147 | 9 | 2 | C1,C2,C3,C4,C5,C6,N8,N9,O10,O11 |
| C6O1N3 | 0.171 | 11 | 2 | C1,C2,C3,C4,C5,C6,N7,N8,N9,O11 |