Table 1 LC–ESI–MS/MS parameters for 31 sulfonamides
Compounds (abbreviation) | Molecular weight (g/mol) | Retention time (min) | Ionization mode | Precursor ion (m/z) | Product ion (m/z) | Collision energy (eV) | ||
|---|---|---|---|---|---|---|---|---|
Sulfaguanidine (SGA) | 214.2 | 1.08 | Positive | 215.2 | 92.2 | 156.1 | 108.2 | 19, 16, 22 |
Sulfisomidine (SSD) | 278.3 | 1.09 | Positive | 279.3 | 124.3 | 186.2 | 92.2 | 24, 13, 10 |
Sulfanilamide (SNA) | 172.2 | 1.23 | Positive | 173.3 | 93.2 | 65.3 | 156.2 | 19, 26, 29 |
Sulfacetamide (SAA) | 214.2 | 1.70 | Positive | 215.3 | 156.1 | 92.2 | 65.2 | 17, 10, 26 |
Sulfadiazine (SDZ) | 250.3 | 1.80 | Positive | 251.3 | 156.2 | 92.2 | 108.2 | 17, 18, 22 |
Sulfathiazole (STZ) | 255.3 | 1.80 | Positive | 256.3 | 156.2 | 92.2 | 108.2 | 17, 10, 11 |
Succinylsulfathiazole (SSTZ) | 355.4 | 1.97 | Positive | 356.3 | 256.2 | 192.2 | 108.2 | 13, 13, 23 |
Sulfapyridine (SPD) | 249.3 | 1.97 | Positive | 250.3 | 156.2 | 92.2 | 108.2 | 11, 18, 11 |
Sulfamerazine (SMR) | 264.3 | 2.24 | Positive | 265.2 | 156.2 | 92.2 | 108.2 | 17, 21, 21 |
Sulfamoxole (SMX) | 267.3 | 2.24 | Positive | 268.3 | 156.1 | 92.3 | 108.2 | 17, 10, 21 |
Sulfamethizole (STZ) | 270.3 | 2.62 | Positive | 271.2 | 156.2 | 92.2 | 108.3 | 29, 10, 20 |
Sulfamethoxypyridazine (SMPD) | 280.3 | 2.64 | Positive | 281.3 | 156.2 | 92.2 | 108.2 | 17, 10, 20 |
Sulfaperin (SPR) | 264.3 | 2.65 | Positive | 265.2 | 108.2 | 92.2 | 156.2 | 20, 29, 11 |
Sulfamethazine (SMZ) | 278.3 | 2.75 | Positive | 279.2 | 186.2 | 124.2 | 92.2 | 13, 13, 18 |
Sulfameter (SMT) | 280.3 | 2.85 | Positive | 281.3 | 156.1 | 92.3 | 108.2 | 11, 10, 11 |
Sulfamonomethoxine (SMMX) | 280.3 | 3.29 | Positive | 281.3 | 156.1 | 92.2 | 108.2 | 17, 18, 29 |
Sulfalene (SFL) | 280.3 | 3.50 | Positive | 281.3 | 156.2 | 92.3 | 108.2 | 18, 10, 21 |
Sulfachloropyridazine (SCPD) | 284.0 | 3.70 | Positive | 285.1 | 156.2 | 92.2 | 108.2 | 29, 10, 21 |
Phthalylsulfathiazole (PSTZ) | 403.4 | 3.80 | Positive | 404.1 | 256.1 | 156.1 | 149.1 | 18, 11, 16 |
Sulfadoxine (SDX) | 310.3 | 4.07 | Positive | 311.2 | 156.1 | 92.1 | 108.2 | 16, 17, 22 |
Sulfamethoxazole (SMXZ) | 253.3 | 4.07 | Positive | 254.3 | 156.1 | 92.2 | 65.2 | 17, 17, 12 |
Sulfaethoxypyridazine (SEPD) | 294.3 | 4.07 | Positive | 295.3 | 156.2 | 92.2 | 108.2 | 17, 10, 21 |
Sulfatroxazole (STX) | 267.3 | 4.27 | Positive | 268.2 | 92.2 | 156.1 | 108.2 | 10, 17, 24 |
Sulfisoxazole (SSZ) | 267.3 | 4.55 | Positive | 268.3 | 156.2 | 113.3 | 92.2 | 16, 21, 18 |
Sulfabenzamide (SBZ) | 276.3 | 5.32 | Positive | 277.3 | 156.1 | 92.2 | 108.2 | 11, 10, 21 |
Sulfachloropyrazine (SCP) | 284.3 | 5.39 | Positive | 285.3 | 92.2 | 108.2 | 156.2 | 10, 20, 28 |
Sulfadimethoxine (SDM) | 310.3 | 5.49 | Positive | 311.2 | 156.2 | 92.2 | 108.2 | 17, 10, 11 |
Sulfaquinoxaline (SQX) | 300.3 | 5.52 | Positive | 301.2 | 156.2 | 108.2 | 92.2 | 16, 15, 18 |
Sulfaphenazole (SPZ) | 314.3 | 5.76 | Positive | 315.3 | 158.2 | 160.2 | 131.2 | 17, 17, 25 |
Sulfapyrazole (SPY) | 328.4 | 6.48 | Positive | 329.3 | 172.2 | 131.2 | 145.2 | 18, 14, 15 |
Sulfanitran (SNT) | 335.3 | 7.22 | Negative | 334.3 | 136.2 | 270.2 | 137.2 | 13, 18, 29 |