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

Computational Annotation of MS Peaks (CAMP)

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Submission id: KO001074

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

Database: Institute for Advanced Biosciences, Keio Univ.
Entry ID: KO001074
Synonyms: Homovanillate, Homovanillic acid
Total mass: 182.1729
Formula: H10 C9 O4

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: 94.3, 108.3, 121.3,
Processing time: 0:00:01.937101

Results for the quried mass "121.9"

Formula	Mass differences	Num. used protons	Num. required extra protons	Atom names
C6O3	0.178	2	0	C1,C4,C5,C6,C8,C9,O11,O12,O13
C6O3	0.178	2	0	C2,C3,C5,C6,C7,C9,O10,O11,O12
C7O2	0.221	6	0	C1,C2,C3,C4,C6,C7,C8,O10,O13