Cetylpyridinium bromide
time:2014-11-11 19:51:03,count:0

Cetylpyridinium bromide
Alias
Pyridinium, 1-hexadecyl-, bromide (1:1)
Pyridinium, 1-hexadecyl-, bromide
Hexadecylpyridinium bromide
Category
Cationic surfactants-Quaternary ammonium salts
CAS No.
140-72-7
Molecular Formula & Molecular Weight
Molecular Formula: C21H38BrN
Molecular Weight: 384.44
Structural Formula
Properties
Appearance: solid.
Solubility: soluble in water.
Stability: stable.
Risk: irritation, irritation to skin, eye.
Animal toxicity[1]: mouse intraperitoneal LDLo: 50mg/Kg;
rat skin LD: > 7.2mL/Kg;
rat oral LD50: 475mg/Kg.
Ecology: may be hazardous to environment. Water body should be given special attention.
Biodegradability: biodegradable.
Characteristics: excellent antistatic, antimicrobial, antibacterial, preservative, dispersing, emulsifying abilities.
Synthesis
 
Quality standards & test methods
item
physical and chemical indexes
test methods
actives*, %, ≥
90
 
*: should be marked on molecular weight.
Major Uses
Widely use as fungicide. eg: agriculture, oil field.
Algicide, fungicide in water treatment.
Use as flocculant.
Use as deodorant.
Use as dispersing agent, emulsifying agent.
Manufacturers
 
References
[1]:http://toxnet.nlm.nih.gov/: 140-72-7

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