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. 2023 Nov 25;13(12):2253. doi: 10.3390/life13122253

Table 2.

Mass spectrometry parameters of MRM in 5mC and C.

Compound Parent (m/z) Daughters (m/z) Cone Voltage (V) Collision Energy (V) Comments
Cytidine (C) 244.23 112.06 28 10 Quantitative ion pair
244.23 94.96 28 46 Qualitative ion pair
5mC 258.23 126.11 22 10 Quantitative ion pair
258.23 108.89 22 42 Qualitative ion pair
Thymidine (IS) 243.23 127.11 16 10 Quantitative ion pair
243.23 117.06 16 6 Qualitative ion pair