Identification of components in Kazakhstan honeys that correlate with antimicrobial activity against wound and skin infecting microorganisms

Table 2 MS properties and putative identification of honey components. Honey components correlated with antimicrobial activity

*m/z* & RT	Exact mass	MS²	Formula as [M-H]⁻	Putative Identity
290.12 m/z @ RT 12.70	290.1237	272, 230, 200, 158	C₁₂H₂₀NO₇	UK
151.04 m/z @ RT 13.59	151.0398	107	C₈H₇O₃	Hydroxyphenyl acetic acid
163.04 m/z @ RT 15.06	163.0398	119	C₉H₇O₃	p-coumaric acid
144.05 m/z @ RT 17.73	144.0452	116, 86, 75	C₉H₆NO	(1H)-quinolinone
309.13 m/z @ RT 18.98	309.1336^a	263	C₁₆H₂₁O₆	Abscisic acid + FA adduct
263.13 m/z @ RT 19.00	263.1282^a	219, 204, 201, 186	C₁₅H₁₉O₄	Abscisic acid
343.80 m/z @ RT 19.75	343.2119	325, 307, 289, 229, 209, 201, 171	C₁₈H₃₁O₆	UK
325.18 m/z @ RT 21.05	325.0709	281	C₁₈H₂₉O₅	UK

Figures in bold are the major MS² fragments, all molecular formula have error < 2 ppm
FA formic acid
^asame peak

ISSN: 2662-7671