Processed databases
Atom-Mass pairs
Outputs for Isonicotinic acid; LC-ESI-QQ; MS2; CE:20 V; [M+H]+
Database: Institute for Advanced Biosciences, Keio Univ.
Entry ID: KO003193
Synonyms: Isonicotinate, Isonicotinic acid
Total mass: 123.1092
Formula: H5 C6 O2 N1
Experimental information
MS type: MS2
Instrument: API3000, Applied Biosystems
Instrument type: LC-ESI-QQ
Ionization mode: POSITIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks:
Replicated queried mass peaks: 80.1,
Processing time: 0:00:01.539311
Results for the quried mass "62.8"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C4N1 | 0.257 | 1 | 0 | C1,C2,C3,C4,N7 |
| C5 | 0.277 | 3 | 0 | C1,C2,C3,C4,C5 |
| C5 | 0.277 | 3 | 0 | C1,C2,C4,C5,C6 |
| C5 | 0.277 | 3 | 0 | C1,C2,C3,C5,C6 |
| C4O1 | 0.234 | 1 | 0 | C1,C3,C5,C6,O8 |
| C4O1 | 0.234 | 1 | 0 | C1,C3,C5,C6,O9 |
| C4O1 | 0.234 | 1 | 0 | C2,C4,C5,C6,O8 |
| C4O1 | 0.234 | 1 | 0 | C2,C4,C5,C6,O9 |
| C4O1 | 0.234 | 1 | 0 | C1,C2,C5,C6,O8 |
| C4O1 | 0.234 | 1 | 0 | C1,C2,C5,C6,O9 |