Protocatechuic acid; LC-ESI-QTOF; MS2; CE:Ramp 5-60 V; [M-H]-

Computational Annotation of MS Peaks (CAMP)

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Submission id: PR100601

Outputs for Protocatechuic acid; LC-ESI-QTOF; MS2; CE:Ramp 5-60 V; [M-H]-

Database: Plant Science Center, RIKEN
Entry ID: PR100601
Synonyms: 3,4-Dihydroxybenzoic acid, 3,4-Dihydroxybenzoate, Protocatechuic acid, Protocatechuate, Catechol-4-carboxylic Acid, 4-Carboxy-1,2-dihydroxybenzene
Total mass: 154.1199
Formula: H6 C7 O4

Experimental information

MS type: MS2
Instrument: UPLC Q-Tof Premier, Waters
Instrument type: LC-ESI-QTOF
Ionization: ESI
Ionization mode: NEGATIVE

CAMP general report:

Acceptable mass threshold: 2.0158
Out of range queried mass peaks:
Replicated queried mass peaks: 109.0297,
Processing time: 0:00:00.732012

Results for the quried mass "108.0218"

Formula	Mass differences	Num. used protons	Num. required extra protons	Atom names
C6O2	0.073	4	0	C1,C2,C3,C4,C5,C6,O8,O9
C5O3	0.030	0	0	C1,C3,C4,C6,C7,O9,O10,O11
C5O3	0.030	0	0	C1,C2,C4,C5,C7,O8,O10,O11