General Information
| CAS Number | Molecular Formula | Molecular Weight |
|---|---|---|
| 250249-75-3 | C27H36O19 | 646.6 gm/mol |
Sales Specification:
| Test Parameter | Specification | |
|---|---|---|
| Appearance | Yellow or greenish yellow crystalline powder | |
| Identification | A. By UV and visible absorption Spectrophotometry | Specific absorbance at the absorption maximum at 358 nm 305 to 330 (anhydrous substance) |
| B. By IR absorption Spectrophotometry | The IR absorption spectrum of sample in KBr dispersed medium, concordant with the reference spectrum of Rutoside Trihydrate CRS/ Working standard obtained in similar manner. | |
| C. By TLC | The principle spot in the chromatogram obtained with the test solution is similar in position, color and size to the principle spot in the chromatogram obtained with the reference solution. | |
| D. Chemical | A red color develops with addition of zinc and 2 ml of HCL to the sample solution(concentration 2mg/ml in C2H5OH 96%) | |
| Solubility | Practically insoluble in H2O, soluble in CH3OH, sparingly soluble in C2H5OH 96%, practically insoluble in CH2Cl2. It dissolves in solution of alkali hydroxides. | |
| Substance insoluble in Methanol | NMT 3.0 % | |
|
Related substances
Impurity A
Impurity B
Impurity C
Total Impurities
|
NMT 2.0 %
NMT 2.0 %
NMT 2.0 %
NMT 4.0 %
|
|
| Light absorbing impurities | Maximum 0.10 at wavelength between 450 nm & 800 nm | |
| Water content | NLT 7.5 & NMT 9.5 % | |
| Sulphated Ash | NMT 0.1 % | |
| Assay (on anhydrous basis) | Between 95.0 % to 101.0 % | |