Specification Sheet
Product Name
3-Isobutyl-1-methylxanthine ≥99% (HPLC), powder
Product Number
i5879
Product Brand
sigma
CAS Number
28822-58-4
Molecular Weight
222.24
Test | Specification |
|---|---|
| APPEARANCE (COLOR) | White to Faint Yellow |
| APPEARANCE (FORM) | Powder |
| PURITY (HPLC AREA %) | ≥ 98.5 % |
| SOLUBILITY (COLOR) | Colorless to Faint Yellow |
| SOLUBILITY (TURBIDITY) | Clear |
| SOLUBILITY (METHOD) | 50 MG/ML IN WARM METHANOL |
| WAVELENGTH (1) (UV) | 271 - 272 nm |
| EMM | 9.9 - 10.4 |
| SOLVENT (UV) | Methanol |