Table 1 Multiple reaction monitoring parameters of the LC-MS/MS conditions of cordycepin, 3′-deoxyinosine and CordyTP.

From: A novel nucleoside rescue metabolic pathway may be responsible for therapeutic effect of orally administered cordycepin

Compound

ESI mode

Q1 (m/z)

Q3 (m/z)

DP (V)

EP (V)

CE (eV)

CXP (eV)

Cordycepin

+

252.2

136.0

41

10

23

10

3′-Deoxyinosine

+

253.2

137.1

66

10

27

10

CordyTP

490.0

158.8

−100

−10

−42

−7

2-chloroadenosine

(internal standard)

+

302.1

170.1

61

10

27

12

  1. ESI, electrospray ionisation; DP, declustering potential; EP, entrance potential; CE, collision energy; CXP, collision cell exit potential.