Acylation reagents for GC – Anhydrides
Acylation with fluorinated acid anhydrides can be used for alcohols, phenols, carboxylic acids, amines, amino acids and steroids forming volatile, stable derivatives suited for FID as well as for ECD detection.
by-products of acylation with anhydrides: corresponding acids
excess reagent and the acid formed have to be removed
Heptafluorobutyric acid anhydride (HFBA)
m.w. 410.06, Bp 106 – 107°C (760mm Hg),
C3F7 – CO – O – CO – C3F7
density d20°/4° = 1.665
Toote variatsioonid
| Description | Capacity ml | Catalog number | PK | Kogus | |
|---|---|---|---|---|---|
| HFBA | 10 | 4.001 479 | 1.00 | ||
| HFBA | 1 | 4.001 480 | 20.00 | ||
| HFBA | 10 | 4.001 481 | 5.00 |
