4-Hydroxybenzoic acid; LC-ESI-QQ; MS2; CE:40 V; [M-H]-

Computational Annotation of MS Peaks (CAMP)

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Submission id: KO000966

Outputs for 4-Hydroxybenzoic acid; LC-ESI-QQ; MS2; CE:40 V; [M-H]-

Database: Institute for Advanced Biosciences, Keio Univ.
Entry ID: KO000966
Synonyms: p-Hydroxybenzoate, Hydroxybenzenecarboxylic acid, 4-Hydroxybenzoic acid, Hydroxybenzoic acid, 4-Hydroxybenzoate
Total mass: 138.1205
Formula: H6 C7 O3

Experimental information

MS type: MS2
Instrument: API3000, Applied Biosystems
Instrument type: LC-ESI-QQ
Ionization mode: NEGATIVE

CAMP general report:

Acceptable mass threshold: 2.0158
Out of range queried mass peaks:
Replicated queried mass peaks: 40.9, 46.9, 59.1, 61.0, 74.9, 93.1,
Processing time: 0:00:01.516283

Results for the quried mass "54.5"

Formula	Mass differences	Num. used protons	Num. required extra protons	Atom names
C2O2	0.496	2	1	C5,C7,O9,O10
C3O1	0.453	2	0	C1,C3,C6,O8
C3O1	0.453	2	0	C1,C5,C7,O9
C3O1	0.453	2	1	C1,C5,C7,O10
C3O1	0.453	2	0	C2,C4,C6,O8
C3O1	0.453	2	0	C2,C5,C7,O9
C3O1	0.453	2	1	C2,C5,C7,O10
C3O1	0.453	2	0	C3,C4,C6,O8