Processed databases
Atom-Mass pairs
Outputs for Pyrrole 2-carboxylic acid; LC-ESI-QQ; MS2; CE:30 V; [M-H]-
Database: Institute for Advanced Biosciences, Keio Univ.
Entry ID: KO001717
Synonyms: Pyrrole 2-carboxylate, Pyrrole-2-carboxylate, Pyrrole 2-carboxylic acid
Total mass: 111.0985
Formula: H5 C5 O2 N1
Experimental information
MS type: MS2
Instrument: API3000, Applied Biosystems
Instrument type: LC-ESI-QQ
Ionization mode: NEGATIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks:
Replicated queried mass peaks: 79.8,
Processing time: 0:00:01.163045
Results for the quried mass "40.1"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C3 | 0.036 | 4 | 1 | C1,C2,C3 |
| C2N1 | 0.056 | 2 | 0 | C2,C4,N6 |
| C2N1 | 0.056 | 2 | 0 | C3,C4,N6 |
| C2N1 | 0.056 | 2 | 1 | C4,C5,N6 |
| C2N1 | 0.056 | 2 | 0 | C1,C3,N6 |
| C2O1 | 0.079 | 0 | 0 | C4,C5,O7 |
| C2O1 | 0.079 | 0 | 0 | C4,C5,O8 |