Kojic acid
time:2012-11-08 01:37:35,count:0

Kojic acid
Alias
5-Hydroxy-2-hydroxymethyl-4-pyrone
4H-Pyran-4-one, 5-hydroxy-2-(hydroxymethyl)-
5-Hydroxy-2-(hydroxymethyl)-4H-pyran-4-one
Category
Non-ionic surfactants-Ketone
CAS No.
501-30-4
Molecular Formula & Molecular Weight
Molecular Formula: C6H6O4
Molecular Weight: 142.11
Structural Formula
Properties
Appearance: white crystal powder.
Solubility: soluble in water.
Stability: stable. less stable to light, heat, heavy metal ions.
Risk: irritation, irritation to skin, eye.
Animal toxicity[1]: rat intravenous LDLo: 1000mg/Kg;
mouse intravenous LDLo: 1500mg/Kg;
mouse oral LDLo: 4000mg/Kg;
mouse intraperitoneal LDLo: 250mg/Kg.
Ecology: may be hazardous to environment. Water body should be given special attention.
Biodegradability: biodegradable.
Characteristics: excellent anti-oxidizing, antibacterial abilities.
Synthesis
 
Quality standards & test methods
item
physical and chemical indexes
test methods
Actives*, %, ≥
95
 
*: should be marked on molecular weight.
Major Uses
Antioxidant, whitening agent in personal care products. excellent whitening effect.
Use as pharmaceutical ingredient.
Use as food additive.
Use as antimicrobial agent.
Use as antioxidant.
Use as intermediate in organic synthesis.
Manufacturers
 
References
[1]:http://toxnet.nlm.nih.gov/:501-30-4
Update: 20130918(1);

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