1143-38-0 Dithranol Anthralin
Product Name | ANTHRALIN |
Synonyms | ANTHRALIN;DITHRANO |
CAS: | 1143-38-0 |
MF: | C19H22FN3O4 |
MW: | 375.39 |
EINECS: | - |
Product Categories: | Agrochemical Intermediates;Intermediates & Fine Chemicals;Dyestuff Intermediates;Flavor & Fragrance Intermediates;Gatiflo, Tequin and Zymar;Pharmaceutical intermediates |
ITEMS | SPECIFICATION | RESULTS |
Identification | ||
A Infrared absorption | According to criterons | Conforms |
B Ultraviolet absorption | According to criterons | Conforms |
M.P. | 178--181ºC | 179ºC |
Acidity or alkalinity | According to coriterons | Conforms |
Loss on drying | Not more than 0.5% | 0.09% |
Residue on ignition | Not more than 0.1% | 0.04% |
Chioride | According to coriterons | Conforms |
Sulfate | According to coriterons | Conforms |
Residual solvents | According to coriterons | Conforms |
Assay | Anthralin contains not less than 97.0 percent and not more than | 99.20% |
102.0 percent of C14H10O3, calculated on the dried basis. | ||
Conclusion:It corresponds to prescription of USP31. |
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