Homovanillic acid; LC-ESI-QQ; MS2; CE:10 V; [M-H]-

Computational Annotation of MS Peaks (CAMP)

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Submission id: KO001071

Outputs for Homovanillic acid; LC-ESI-QQ; MS2; CE:10 V; [M-H]-

Database: Institute for Advanced Biosciences, Keio Univ.
Entry ID: KO001071
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: 199.6,
Replicated queried mass peaks: 74.6, 92.8, 108.8, 122.4, 122.9, 124.2, 137.1,
Processing time: 0:00:02.686976

Results for the quried mass "141.0"

Formula	Mass differences	Num. used protons	Num. required extra protons	Atom names
C7O3	0.144	9	1	C1,C2,C4,C5,C6,C8,C9,O11,O12,O13
C7O3	0.144	9	2	C2,C3,C4,C5,C6,C7,C9,O10,O11,O12