27220-47-9 Econazole (+-)-Econazole; 1-(2,4-Dichloro-beta-((p-chlorobenzyl)oxy)phenethyl)imidazole
Product Name | Econazole |
Synonyms | Econazole;ECONAZOLUM |
CAS: | 27220-47-9 |
MF: | C19H22FN3O4 |
MW: | 375.39 |
TEST ITEM |
SPECIFICATION |
RESULTS |
Characteristics |
White or almost white crystalline powder. |
A white crystal powders |
Identification |
1. Infrared Absorption 2. Ultraviolet Absorption C. An intense blue color develops |
1. Positive 2. Positive C. An intense blue color develops |
Solubility |
Very slightly soluble in water, soluble in methanol, sparingly soluble in methylene chloride, slightly soluble in alcohol. |
Very slightly soluble in water,soluble in methanol, sparingly soluble in methylene chloride, slightly soluble in alcohol. |
Melting point |
About 165 °C, with decomposition |
165-166.8°C |
Related substances |
impurity A: 0.2%max |
0.04% |
impurity B:0.2%max |
0.06% |
|
impurity C:0.2%max |
0.04% |
|
Total: 0.3%max |
0.14% |
|
disregard limit:0.05%max |
0.05%max |
|
Loss on drying |
Not more than 0.5% ≤0.5% |
0.05% |
Chromatographic purity |
Not more than 2.0% ≤2.0% |
2.0%max |
Sulphated ash |
Not more than 0.1% ≤0.1% |
0.02% |
Residual solvents |
Meet the requirements |
Meet the requirements |
Assay |
98.5%-101.0% |
100 |
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