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Cetylpyridinium chloride monohydrate
化学名 |
Cetylpyridinium chloride monohydrate |
Synonyms |
1-Hexadecylpyridinium chloride monohydrate |
CAS番号 |
6004-24-6 |
EINECS番号 |
204-593-9 |
分子式 |
C21H40ClNO |
分子量 |
358 |
分子構造 |
|
詳細 |
Appearance: white needle crystal Purity: 99% min. Moisture: 4.5~5.5% Melting point: 80~84℃ Residue on ignition: 0.2% max. Heavy metal (Pb): 0.002% max. Pyridine: conforms Identification: A: Infrared Absorption 197K. B: Ultraviolet Absorption 197U. Solution: 40 μg per ml. Medium: water C: Dissolve 100 mg in 50 ml of water: a 10ml portion of the solution responds to the tests for chloride 191, except that a turbidity is produced, rather than a curdy white precipitate, when the silver nitrate TS is added.
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主な用途 |
Pharmaceutical intermediates. |