Dorzolamide Hydrochloride
| Product name： |
Dorzolamide Hydrochloride |
| CAS: |
130693-82-2 |
| 化学品名: |
Xylometazoline |
| Category: |
Pharmaceutical Intermediates |
| Specification: |
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Items
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Specifications
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Appearance
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White or white alike crystalline powder
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Identification
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1. IR spectrum
2. by HPLC
3. Chlorides
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Water
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≤0.5%
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Limit of dorzalamide HCl related compoud”A”
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≤0.5%
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Chromatographic purity
individual impurity
Total impurity
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≤0.1%
≤0.5%
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Residue on ignition
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≤0.1%
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Heavy metal
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≤10ppm
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Organic volatile impurities
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Acetone : ≤5000ppm
Acetonitrile : ≤410ppm
Ethyl acetate: ≤5000ppm
Hexane : ≤290ppm
Methanol : ≤3000ppm
Tetrahydrofuran : ≤720ppm
Toluene : ≤890ppm
Iso propyl alcohol: ≤5000ppm
Choroform : ≤60ppm
1,4-dioxane: ≤380ppm
Trichloroethene : ≤80ppm
Dichloromethane : ≤600ppm
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Assay(on anhydrous basis)
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99.0~101.0%(C10H16N2O4S3.HCl)
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Conclusion： It complies with USP30.
**If products protected by valid patents in this list are for laboratory analytical/research purposes only and are not offered for sale in countries where the sale of such products constitutes a patent infringement, its liability is at buyer's risk.
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