Processed databases
Atom-Mass pairs
Outputs for L-Methionine; GC-EI-QQ; MS; 2 TBDMS; RT:755.64 sec
Database: Engineering department, Osaka Univ.
Entry ID: OUF01007
Synonyms: L-Methionine
Total mass: 149.2109
Formula: H11 C5 S1 O2 N1
Experimental information
MS type: MS
Instrument: Agilent 7000B QqQMS, Agilent; Agilent 7897A series GC system, Agilent Technologies
Instrument type: GC-EI-QQ
Ionization mode: POSITIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks: 154.0,157.0,160.0,163.0,170.0,173.0,176.0,179.0,184.0,188.0,191.0,198.0,202.0,205.0,214.0,218.0,221.0,230.0,234.0,244.0,247.0,258.0,262.0,272.0,276.0,286.0,292.0,295.0,302.0,305.0,316.0,320.0,323.0,334.0,362.0,377.0,
Replicated queried mass peaks: 56.0, 57.0, 59.0, 60.0, 62.0, 63.0, 71.0, 74.0, 75.0, 77.0, 83.0, 84.0, 86.0, 87.0, 89.0, 90.0, 96.0, 98.0, 99.0, 101.0, 102.0, 104.0, 105.0, 107.0, 112.0, 114.0, 115.0, 117.0, 118.0, 120.0, 128.0, 130.0, 131.0, 133.0, 134.0, 136.0, 141.0, 142.0, 144.0, 145.0, 148.0, 149.0, 151.0, 156.0, 158.0, 159.0, 161.0, 162.0, 164.0, 165.0, 171.0, 172.0, 174.0, 175.0, 178.0, 180.0, 181.0, 186.0, 189.0, 190.0, 192.0, 193.0, 200.0, 203.0, 204.0, 215.0, 216.0, 219.0, 220.0, 222.0, 231.0, 232.0, 245.0, 246.0, 248.0, 260.0, 273.0, 274.0, 287.0, 293.0, 294.0, 296.0, 303.0, 304.0, 306.0, 317.0, 321.0, 322.0, 324.0, 335.0, 336.0, 363.0, 364.0, 378.0, 379.0,
Processing time: 0:00:02.595666
Results for the quried mass "85.0"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C4O1N1 | 0.104 | 7 | 0 | C2,C3,C4,C5,N6,O7 |
| C4O1N1 | 0.104 | 7 | 0 | C2,C3,C4,C5,N6,O8 |
| C4S1 | 0.147 | 5 | 0 | C2,C3,C4,C5,S9 |
| C3O2N1 | 0.061 | 3 | 0 | C2,C4,C5,N6,O7,O8 |
| C3S1N1 | 0.128 | 3 | 0 | C2,C3,C4,N6,S9 |
| C4O2 | 0.081 | 5 | 0 | C2,C3,C4,C5,O7,O8 |