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Benzocaine
Chemical Name | Benzocaine Benzocaine BP98; Anesthesin; Parathesin; Auralgan Otic; Ethyl aminobenzoate; Ethyl 4-aminobenzoate |
CAS No. | 94-09-7 |
Molecular Formula | C9H11NO2 |
Molecular Weight | 165.19 |
Molecular Structure |  |
Storage | Kept In closed container,protected from light. |
Usage | Used for pain relief on wounds, ulcers and hemorrhoids, and is also an intermediate of antitussives for relieving cough. |
SPECIFICATION
| ITEMS | SPECIFICATION |
| Appearance | White or almost white, crystalline powder or colourless crystals. |
| Identification(IR) | Meets the requirements |
| Identification(HPLC) | Meets the requirements |
| Related compounds | 4-aminobenzoic Acid≤0.1% |
| Ethyl 4-nitrobenzoate≤0.1% | |
| Single Impurity≤0.1% | |
| Total Impurities≤1.0% | |
| Loss on Drying | ≤1.0% |
| Sulfated Ash | ≤0.1% |
| Residue on Ignition | ≤0.1% |
| Chloride | Turbidity should not occur immediately in reaction |
| Residue Solvents | Ethanol≤0.5% |
| Assay | 98.0 -102.0 % |
| Standard | USP 2021/IN-HOUSE |
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