Ethyl hydroxypyrone
time:2013-07-29 03:02:27,count:0

Ethyl hydroxypyrone
Alias
Ethyl maltol
2-Ethyl-3-hydroxy-4-pyrone
Category
Non-ionic surfactants-Phenol
CAS No.
4940-11-8
Molecular Formula & Molecular Weight
Molecular Formula: C7H8O3
Molecular Weight: 140.14
Structural Formula
Properties
Appearance: solid.
Odor: fruit-like odor.
Solubility: soluble in water.
Stability: stable. easily oxidized.
Risk: irritation, irritation to skin, eye.
Animal toxicity[1]: chicken oral LD50: 1270mg/Kg;
mouse oral LD50: 780mg/Kg;
mouse subcutaneous LD50: 910mg/Kg;
rabbit skin LD50: > 5000mg/Kg;
rat oral LD50: 1150mg/Kg.
Ecology: may be hazardous to environment. Water body should be given special attention.
Biodegradability: biodegradable.
Characteristics: excellent masking, anti-oxidizing, dispersing abilities. contact with iron, and show purple-red.
Synthesis
 
Quality standards & test methods
item
physical and chemical indexes
test methods
Actives*, %, ≥
95
 
*: should be marked on molecular weight.
Major Uses
Use as perfume
Use as antioxidant.
Masking agent, perfume in personal care products.
Use as food additive.
Manufacturers
 
References
[1]:http://toxnet.nlm.nih.gov/: 4940-11-8

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