Tolperisone hydrochloride CAS NO.3644-61-9

Appearance

A white crystalline powder

Identification

1. Possitive assay for methylene assays combined with carbonyl
2. Possitive assay for the tertiary amines test
3. Possitive assay for chloride tests

Melting point

167-174℃

PH

4.5-5.5

Absorbance

555-585

Loss on drying

≤0.5%

Residue on ignition

≤0.1%

Clarity and color of solution

The solution is clear and colorless

Sulfate

≤50ppm

Heavy metals

≤20ppm

Piperidine hcl

≤0.1%

Volatile organic impurities,residual solvents(GC)

Toluene:≤890ppm

Ethyl acetate:≤5000ppm

Ethanol:≤5000ppm

Assay(Titration)

≥98.5%