Biochanin A; LC-ESI-QTOF; MS2; CE:25 eV; [M+H]+

Computational Annotation of MS Peaks (CAMP)

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Atom-Mass pairs

Submission id: PB000261

Outputs for Biochanin A; LC-ESI-QTOF; MS2; CE:25 eV; [M+H]+

Database: Institute of Plant Biochemistry, Halle, Germany
Entry ID: PB000261
Synonyms: Biochanin A , 5,7-dihydroxy-3-(4-methoxyphenyl)chromen-4-one
Total mass: 284.263
Formula: H12 C16 O5

Experimental information

MS type: MS2
Instrument: API QSTAR Pulsar i
Instrument type: LC-ESI-QTOF
Ionization: ESI
Ionization mode: POSITIVE

CAMP general report:

Acceptable mass threshold: 2.0158
Out of range queried mass peaks:
Replicated queried mass peaks: 153.018, 270.052, 286.071,
Processing time: 0:00:03.794040

Results for the quried mass "269.043"

Formula	Mass differences	Num. used protons	Num. required extra protons	Atom names
C15O5	0.186	9	0	C2,C3,C4,C5,C6,C7,C8,C9,C10,C11,C12,C13,C14,C15,C16,O17,O18,O19,O20,O21
C16O4	0.228	13	2	C1,C2,C3,C4,C5,C6,C7,C8,C9,C10,C11,C12,C13,C14,C15,C16,O18,O19,O20,O21
C16O4	0.228	13	2	C1,C2,C3,C4,C5,C6,C7,C8,C9,C10,C11,C12,C13,C14,C15,C16,O17,O19,O20,O21
C16O4	0.228	13	1	C1,C2,C3,C4,C5,C6,C7,C8,C9,C10,C11,C12,C13,C14,C15,C16,O17,O18,O20,O21
C16O4	0.228	13	1	C1,C2,C3,C4,C5,C6,C7,C8,C9,C10,C11,C12,C13,C14,C15,C16,O17,O18,O19,O20