Processed databases
Atom-Mass pairs
Outputs for 4-CHLOROACETOPHENONE; EI-B; MS
Database: UNIV. OF OCCUPATIONAL AND ENVIRONMENTAL HEALTH, Tokyo
Entry ID: JP010868
Synonyms: 4-CHLOROACETOPHENONE
Total mass: 154.5933
Formula: H7 C8 O1 Cl1
Experimental information
MS type: MS
Instrument: HITACHI M-80B
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: 38.0, 39.0, 43.0, 50.0, 51.0, 62.0, 63.0, 74.0, 75.0, 77.0, 85.0, 86.0, 89.0, 112.0, 113.0, 140.0, 141.0, 155.0, 156.0,
Processing time: 0:00:03.040480
Results for the quried mass "139.0"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C8Cl1 | 0.406 | 7 | 0 | C1,C2,C3,C4,C5,C6,C7,C8,Cl9 |
| C7O1Cl1 | 0.449 | 3 | 0 | C1,C3,C4,C5,C6,C7,C8,Cl9,O10 |
| C7O1Cl1 | 0.449 | 3 | 0 | C1,C2,C4,C5,C6,C7,C8,Cl9,O10 |
| C7O1Cl1 | 0.449 | 3 | 0 | C1,C2,C3,C5,C6,C7,C8,Cl9,O10 |
| C7O1Cl1 | 0.449 | 3 | 0 | C2,C3,C4,C5,C6,C7,C8,Cl9,O10 |