Processed databases
Atom-Mass pairs
Outputs for 4-METHOXYACETOPHENONE; EI-B; MS
Database: UNIV. OF OCCUPATIONAL AND ENVIRONMENTAL HEALTH, Tokyo
Entry ID: JP006341
Synonyms: 4-METHOXYACETOPHENONE
Total mass: 150.1741
Formula: H10 C9 O2
Experimental information
MS type: MS
Instrument: HITACHI RMU-7L
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: 41.0, 42.0, 50.0, 51.0, 53.0, 62.0, 63.0, 65.0, 75.0, 76.0, 78.0, 79.0, 92.0, 93.0, 105.0, 106.0, 108.0, 120.0, 121.0, 136.0, 151.0,
Processing time: 0:00:01.852112
Results for the quried mass "119.0"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C7O2 | 0.097 | 3 | 0 | C1,C2,C4,C6,C7,C8,C9,O10,O11 |
| C7O2 | 0.097 | 3 | 0 | C1,C2,C3,C5,C7,C8,C9,O10,O11 |
| C8O1 | 0.140 | 7 | 0 | C1,C3,C4,C5,C6,C7,C8,C9,O10 |