Processed databases
Atom-Mass pairs
Outputs for 4-AMINO-ANTIPYRINE; EI-B; MS
Database: UNIV. OF OCCUPATIONAL AND ENVIRONMENTAL HEALTH, Tokyo
Entry ID: JP003244
Synonyms: 4-AMINO-ANTIPYRINE
Total mass: 203.2399
Formula: H13 C11 O1 N3
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: 57.0, 84.0, 93.0, 203.0, 204.0,
Processing time: 0:00:01.549197
Results for the quried mass "42.0"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C2N1 | 0.060 | 4 | 2 | C8,C10,N12 |
| C2N1 | 0.060 | 4 | 1 | C1,C8,N13 |
| C2N1 | 0.060 | 4 | 2 | C10,C11,N12 |
| C1O1N1 | 0.017 | 0 | 0 | C11,N14,O15 |
| C1N2 | 0.040 | 2 | 2 | C8,N13,N14 |
| C1N2 | 0.040 | 2 | 2 | C9,N13,N14 |
| C1N2 | 0.040 | 2 | 2 | C11,N13,N14 |
| C1N2 | 0.040 | 2 | 0 | C2,N13,N14 |
| C2O1 | 0.037 | 2 | 2 | C10,C11,O15 |