Table 1.
Overview of the preferred derivatization reagents used in SCFAs analysis.
| Matrix | Derivatization agent | Molecule | Method | Reference |
|---|---|---|---|---|
| Feces | DHPP |
|
LC-MS/MS | (131) |
| AMQ |
|
LC-MS/MS | (126) | |
| AABD-SH |
|
LC-MS/MS | (132) | |
| BP |
|
LC-MS/MS | (133) | |
| 3-NPH |
|
LC-MS/MS | (134) | |
| 2-PA |
|
LC-MS/MS | (135) | |
| GT |
|
LC-MS/MS | (132) | |
| PCF |
|
GC-MS | (136) | |
| BSTFA |
|
GC-MS | (47, 137) | |
| i-Bu |
|
GC-MS | (138) | |
| Serum | DHPP |
|
LC-MS/MS | (131) |
| 2-NPH |
|
LC-MS/MS | (139) | |
| DIAAA |
|
LC-MS/MS | (140) | |
| Plasma | AABD-SH |
|
LC-MS/MS | (132) |
| O-BHA |
|
LC-MS/MS | (132, 141) | |
| BP |
|
LC-MS/MS | (133) | |
| BSTFA |
|
GC-MS | (47, 137) | |
| Urine | O-BHA |
|
LC-MS/MS | (141, 142) |
| BSTFA |
|
GC-MS | (47, 137) |
2-NPH, 2-nitrophenylhydrazine; 3-NPH, 3-nitrophenylhydrazine; 2-PA, 2-picolylamine; AABD-SH, 4-acetamido-7-mercapto-2,1,3-benzoxadiazole; AMQ, 4-aminomethylquinoline; BP, 2-bromoacetophenone; BSTFA, N,O-bis(trimethylsilyl)trifluoroacetamide; DHPP, N,N-dimethyl-6,7-dihydro-5H-pyrrolo [3,4-d] pyrimidine-2-amine; DIAAA, 5-(diisopropylamino)amylamine; GT, Girard´s reagent T (trimethylaminoacetohydrazide chloride); i-Bu, isobutyl chloroformate; O-BHA, O-benzylhydroxylamine; PCF, propyl-chloroformate.