Naphazoline hydrochloride Cas:550-99-2

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Naphazoline hydrochloride

Synonyms:
1H-Imidazole, 4,5-dihydro-2-(1-naphthalenylmethyl)-, monohydrochloride2-(naphthalen-1-ylmethyl)-4,5-dihydro-1H-imidazole,hydrochloride
 
molecular formula: C14H15ClN2
Molecular weight: 246.73500

 
Physical Properties:
Appearance and properties: white crystalline powder
Density: 1.15 g/cm3
Boiling point: 440.5ºC at 760 mmHg
Melting point: 254-260 °C
Flash point: 220.2ºC
Water solubility: 170 g/L (20 ºC)
Stability: Stable under normal temperatures and pressures.

 
Specification:

Items of Analysis

Standard of Analysis

Test Results

Appearance

White crystalline powder

Conform

Assay

99.0%-101.00%

99.36%

Melting Point

254.0-260.0℃

255.5-257.2℃

Loss on drying

≤0.5%

0.18%

PH

5.0-6.5

5.2

Residue on Ignition

≤0.2%

0.08%

Mono- bromine

≤0.1%

0.08%

Total impurities

≤2.0%

0.1%

Alcohol

≤300ppm

10ppm

Conclusion

Conforms to USP39 Standard

 

Application:
Naphazoline hydrochloride is an ocular vasoconstrictor and is an imidazoline derivative.
 
Package and Storage:
Keep containers tightly closed. Store in a cool, dry area away from incompatible substances.
 
 

246.73500





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