Antiretroviral agents

Molecullar weight

precursor ion [M+H]+

product ion [M+H]+

retention time (minutes)

AZT

267

268.0

127.0

3.22

3TC

229

230.2

112.2

2.67

d4T

224

225.0

126.8

3.00

NVP

266

267.0

226.0

3.55

EFV

315

316.0

243.9

6.62

LPV

628

629.3

155.4

10.66

RTV

720

721.6

268.3

7.68

IS

513

514.8

275.9

3.23

Table 1: The ion information of 7 analytes and IS.