Processed databases
Atom-Mass pairs
Outputs for 4-AMINOANTIPYRINE; EI-B; MS
Database: UNIV. OF OCCUPATIONAL AND ENVIRONMENTAL HEALTH, Tokyo
Entry ID: JP011890
Synonyms: 4-AMINOANTIPYRINE, 4-AMINO-1,5-DIMETHYL-2-PHENYL-3H-PYRAZOL-3-ONE
Total mass: 203.2399
Formula: H13 C11 O1 N3
Experimental information
MS type: MS
Instrument: HITACHI M-2500
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, 39.0, 40.0, 42.0, 43.0, 51.0, 52.0, 54.0, 55.0, 57.0, 58.0, 63.0, 64.0, 66.0, 67.0, 77.0, 78.0, 83.0, 84.0, 92.0, 93.0, 119.0, 120.0, 203.0, 204.0,
Processing time: 0:00:03.018796
Results for the quried mass "91.0"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C5N2 | 0.091 | 3 | 0 | C3,C4,C6,C8,C9,N13,N14 |
| C5N2 | 0.091 | 3 | 0 | C3,C5,C7,C8,C9,N13,N14 |
| C5N2 | 0.091 | 3 | 0 | C3,C4,C5,C7,C9,N13,N14 |
| C5N2 | 0.091 | 3 | 0 | C3,C4,C6,C7,C9,N13,N14 |
| C5N2 | 0.091 | 3 | 0 | C3,C4,C6,C9,C11,N13,N14 |
| C5N2 | 0.091 | 3 | 0 | C3,C4,C5,C6,C9,N13,N14 |
| C5N2 | 0.091 | 3 | 0 | C3,C5,C6,C7,C9,N13,N14 |
| C5N2 | 0.091 | 3 | 0 | C3,C5,C7,C9,C11,N13,N14 |
| C5N2 | 0.091 | 3 | 1 | C4,C6,C8,C9,C10,N13,N14 |
| C5N2 | 0.091 | 3 | 0 | C4,C6,C9,C10,C11,N12,N14 |
| C5N2 | 0.091 | 3 | 0 | C4,C5,C6,C7,C9,N13,N14 |
| C5N2 | 0.091 | 3 | 0 | C4,C6,C7,C8,C9,N13,N14 |
| C5N2 | 0.091 | 3 | 1 | C4,C6,C8,C9,C11,N13,N14 |
| C5N2 | 0.091 | 3 | 1 | C4,C6,C9,C10,C11,N13,N14 |
| C5N2 | 0.091 | 3 | 1 | C5,C7,C8,C9,C10,N13,N14 |
| C5N2 | 0.091 | 3 | 0 | C5,C7,C9,C10,C11,N12,N14 |
| C5N2 | 0.091 | 3 | 0 | C5,C6,C7,C8,C9,N13,N14 |
| C5N2 | 0.091 | 3 | 1 | C5,C7,C8,C9,C11,N13,N14 |
| C5N2 | 0.091 | 3 | 1 | C5,C7,C9,C10,C11,N13,N14 |
| C5N2 | 0.091 | 3 | 2 | C6,C8,C9,C10,C11,N13,N14 |
| C5N2 | 0.091 | 3 | 1 | C6,C7,C8,C9,C10,N13,N14 |
| C5N2 | 0.091 | 3 | 0 | C6,C7,C9,C10,C11,N12,N14 |
| C5N2 | 0.091 | 3 | 0 | C6,C8,C9,C10,C11,N12,N14 |
| C5N2 | 0.091 | 3 | 2 | C7,C8,C9,C10,C11,N13,N14 |
| C5N2 | 0.091 | 3 | 0 | C7,C8,C9,C10,C11,N12,N14 |
| C4N3 | 0.071 | 1 | 0 | C6,C8,C9,C10,N12,N13,N14 |
| C4N3 | 0.071 | 1 | 0 | C6,C9,C10,C11,N12,N13,N14 |
| C4N3 | 0.071 | 1 | 0 | C7,C8,C9,C10,N12,N13,N14 |
| C4N3 | 0.071 | 1 | 0 | C7,C9,C10,C11,N12,N13,N14 |
| C4N3 | 0.071 | 1 | 0 | C1,C8,C10,C11,N12,N13,N14 |
| C4N3 | 0.071 | 1 | 0 | C8,C9,C10,C11,N12,N13,N14 |
| C4O1N2 | 0.048 | 1 | 0 | C4,C6,C9,C11,N13,N14,O15 |
| C4O1N2 | 0.048 | 1 | 0 | C5,C7,C9,C11,N13,N14,O15 |
| C4O1N2 | 0.048 | 1 | 0 | C6,C8,C9,C11,N13,N14,O15 |
| C4O1N2 | 0.048 | 1 | 0 | C6,C9,C10,C11,N12,N14,O15 |
| C4O1N2 | 0.048 | 1 | 0 | C7,C8,C9,C11,N13,N14,O15 |
| C4O1N2 | 0.048 | 1 | 0 | C7,C9,C10,C11,N12,N14,O15 |
| C4O1N2 | 0.048 | 1 | 1 | C8,C9,C10,C11,N13,N14,O15 |
| C6N1 | 0.110 | 5 | 2 | C3,C4,C6,C9,C10,C11,N14 |
| C6N1 | 0.110 | 5 | 2 | C3,C5,C7,C9,C10,C11,N14 |
| C6N1 | 0.110 | 5 | 1 | C3,C4,C5,C7,C9,C11,N14 |
| C6N1 | 0.110 | 5 | 0 | C3,C4,C5,C6,C7,C9,N14 |
| C6N1 | 0.110 | 5 | 1 | C3,C4,C6,C7,C9,C11,N14 |
| C6N1 | 0.110 | 5 | 1 | C3,C4,C5,C6,C9,C11,N14 |
| C6N1 | 0.110 | 5 | 1 | C3,C5,C6,C7,C9,C11,N14 |
| C6N1 | 0.110 | 5 | 1 | C4,C5,C6,C7,C9,C11,N14 |
| C6N1 | 0.110 | 5 | 2 | C4,C6,C7,C9,C10,C11,N14 |
| C6N1 | 0.110 | 5 | 2 | C5,C6,C7,C9,C10,C11,N14 |
| C5O1N1 | 0.067 | 1 | 0 | C3,C4,C6,C9,C11,N14,O15 |
| C5O1N1 | 0.067 | 1 | 0 | C3,C5,C7,C9,C11,N14,O15 |
| C5O1N1 | 0.067 | 1 | 0 | C4,C6,C7,C9,C11,N14,O15 |
| C5O1N1 | 0.067 | 1 | 0 | C4,C6,C9,C10,C11,N14,O15 |
| C5O1N1 | 0.067 | 1 | 0 | C5,C6,C7,C9,C11,N14,O15 |
| C5O1N1 | 0.067 | 1 | 0 | C5,C7,C9,C10,C11,N14,O15 |
| C5O1N1 | 0.067 | 1 | 0 | C6,C8,C9,C10,C11,N14,O15 |
| C5O1N1 | 0.067 | 1 | 0 | C7,C8,C9,C10,C11,N14,O15 |