Processed databases
Atom-Mass pairs
Outputs for URACIL; EI-B; MS
Database: UNIV. OF OCCUPATIONAL AND ENVIRONMENTAL HEALTH, Tokyo
Entry ID: JP009498
Synonyms: URACIL
Total mass: 112.0866
Formula: H4 C4 O2 N2
Experimental information
MS type: MS
Instrument: HITACHI M-80
Instrument type: EI-B
Ionization: 70 eV
Ionization mode: POSITIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks:
Replicated queried mass peaks: 26.0, 27.0, 29.0, 39.0, 40.0, 42.0, 43.0, 68.0, 69.0, 113.0,
Processing time: 0:00:01.421664
Results for the quried mass "28.0"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C1O1 | 0.010 | 0 | 0 | C3,O7 |
| C1O1 | 0.010 | 0 | 0 | C4,O8 |
| C2 | 0.053 | 4 | 2 | C1,C2 |
| C1N1 | 0.033 | 2 | 1 | C2,N5 |
| C1N1 | 0.033 | 2 | 2 | C3,N6 |
| C1N1 | 0.033 | 2 | 2 | C4,N5 |
| C1N1 | 0.033 | 2 | 2 | C4,N6 |