Processed databases
Atom-Mass pairs
Outputs for 4-HYDROXYACETOPHENONE; EI-B; MS
Database: UNIV. OF OCCUPATIONAL AND ENVIRONMENTAL HEALTH, Tokyo
Entry ID: JP009575
Synonyms: 4-HYDROXYACETOPHENONE
Total mass: 136.1476
Formula: H8 C8 O2
Experimental information
MS type: MS
Instrument: JEOL JMS-AX-505-H
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: 28.0, 29.0, 32.0, 38.0, 39.0, 42.0, 44.0, 51.0, 52.0, 54.0, 55.0, 61.0, 62.0, 64.0, 65.0, 75.0, 79.0, 93.0, 94.0, 121.0, 122.0, 137.0,
Processing time: 0:00:01.857542
Results for the quried mass "27.0"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C1O1 | 0.002 | 1 | 1 | C6,O9 |
| C1O1 | 0.002 | 1 | 0 | C8,O10 |
| C2 | 0.045 | 3 | 1 | C2,C4 |
| C2 | 0.045 | 3 | 2 | C2,C7 |
| C2 | 0.045 | 3 | 1 | C3,C5 |
| C2 | 0.045 | 3 | 2 | C3,C7 |
| C2 | 0.045 | 3 | 2 | C4,C8 |
| C2 | 0.045 | 3 | 2 | C5,C8 |
| C2 | 0.045 | 3 | 0 | C1,C6 |