Processed databases
Atom-Mass pairs
Outputs for 6,7-DIHYDROXYCOUMARIN; EI-B; MS
Database: UNIV. OF OCCUPATIONAL AND ENVIRONMENTAL HEALTH, Tokyo
Entry ID: JP004081
Synonyms: 6,7-DIHYDROXYCOUMARIN
Total mass: 178.1413
Formula: H6 C9 O4
Experimental information
MS type: MS
Instrument: HITACHI RMU-6E
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: 39.0, 40.0, 43.0, 49.0, 51.0, 52.0, 54.0, 55.0, 62.0, 63.0, 65.0, 66.0, 70.0, 75.0, 76.0, 79.0, 81.0, 94.0, 105.0, 109.0, 122.0, 150.0, 151.0, 178.0, 179.0,
Processing time: 0:00:02.635567
Results for the quried mass "69.0"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C4O1 | 0.082 | 5 | 2 | C1,C3,C5,C6,O10 |
| C4O1 | 0.082 | 5 | 2 | C3,C4,C6,C7,O11 |
| C4O1 | 0.082 | 5 | 2 | C3,C4,C6,C7,O10 |
| C3O2 | 0.039 | 1 | 0 | C1,C2,C9,O12,O13 |
| C3O2 | 0.039 | 1 | 0 | C2,C8,C9,O12,O13 |
| C3O2 | 0.039 | 1 | 0 | C3,C6,C7,O10,O11 |
| C3O2 | 0.039 | 1 | 0 | C4,C8,C9,O12,O13 |
| C3O2 | 0.039 | 1 | 0 | C4,C6,C7,O10,O11 |
| C3O2 | 0.039 | 1 | 0 | C4,C7,C8,O11,O13 |
| C3O2 | 0.039 | 1 | 1 | C5,C8,C9,O12,O13 |