Processed databases
Atom-Mass pairs
Outputs for Neostigmine; LC-ESI-QQ; MS2; CE:40 V; [M+H]+
Database: Institute for Advanced Biosciences, Keio Univ.
Entry ID: KO003620
Synonyms: Neostigmine, Neostigmine bromide, Neo proserine
Total mass: 223.2907
Formula: H19 C12 O2 N2
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: 44.0, 57.0, 70.3, 73.9, 79.4, 80.8, 83.8, 88.1, 90.9, 93.1, 94.1, 95.5, 105.7, 108.2, 110.0, 111.1, 118.2, 120.0, 122.2, 123.3, 134.0, 136.2, 138.4, 148.1, 150.3, 151.2, 164.3, 165.1, 179.0, 193.2, 208.2,
Processing time: 0:00:03.881686
Results for the quried mass "137.2"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C9O1N1 | 0.105 | 1 | 0 | C3,C4,C5,C6,C7,C8,C9,C10,C11,N14,O16 |
| C7O2N1 | 0.064 | 7 | 0 | C1,C2,C6,C8,C9,C11,C12,N13,O15,O16 |
| C7O2N1 | 0.064 | 7 | 0 | C1,C2,C6,C7,C8,C11,C12,N13,O15,O16 |
| C9N1 | 0.022 | 15 | 2 | C3,C4,C5,C6,C7,C8,C9,C10,C11,N14 |