Polyethylene glycol monomethyl ether
time:2012-10-27 16:26:22,count:0

 

Polyethylene glycol monomethyl ether
Alias
Methoxy polyethylene glycol
Poly(oxy-1,2-ethanediyl), alpha-methyl-omega-hydroxy-
Methoxy PEG
PEG Methyl ether
Category
Non-ionic surfactants-Polyether
CAS No.
9004-74-4
Structural Formula
Properties
Appearance: liquid to solid.
Solubility: soluble in water.
Stability: stable.
Risk: irritation, irritation to skin, eye.
Animal toxicity[1]: rat oral LD50: 22/39.8mL/Kg; rabbit skin LD50: >20mL/Kg.
Ecology: may be hazardous to environment. Water body should be given special attention.
Biodegradability: biodegradable.
Characteristics: excellent cleansing, solubilizing, dispersing, emulsifying, lubricating abilities.
Synthesis
 
Quality standards & test methods
item
physical and chemical indexes
test methods
Actives*, %, ≥
98
 
*: should be marked on molecular weight.
Major Uses
Use as solvent.
Use as emulsifying agent, dispersing agent.
Solvent, humectant in personal care products.
Use as thickening agent.
Use as lubricant.
Use as pharmaceutical additives, such as: carrier.
Product members
Methoxy PEG-7 (PEG-7 Methyl ether)
Methoxy PEG-10
Methoxy PEG-16
Methoxy PEG-25
Methoxy PEG-40
Methoxy PEG-100
PEG-3 Methyl ether
PEG-4 Methyl ether (cas: 23783-42-8)
PEG-5 Methyl ether (cas: 23778-52-1)
PEG-6 Methyl ether
Manufacturers
 
References
[1]:http://toxnet.nlm.nih.gov/:9004-74-4
Update: 20130928(1); 20150502(2)

 

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