Caffeine
time:2012-11-08 00:59:01,count:0

Caffeine
Alias
1H-Purine-2,6-dione, 3,7-dihydro-1,3,7-trimethyl-
3,7-Dihydro-1,3,7-trimethyl-1H-purine-2,6-dione
Category
Non-ionic surfactants-Amine
CAS No.
58-08-2
Molecular Formula & Molecular Weight
Molecular Formula: C8H10N4O2
Molecular Weight: 194.19
Structural Formula
Properties
Appearance: white crystal.
Solubility: soluble in water; 25℃, 21.6g/L[1].
Stability: stable.
Risk: irritation, irritation to skin, eye.
Animal toxicity[1]: rat oral LD50: 192mg/Kg;
mouse oral LD50: 127mg/Kg.
reproductive effect (negative).
Human toxicity[1]: child oral LDLo: 320mg/Kg;
child oral TDLo: 140mg/Kg;
human oral LDLo: 192mg/Kg;
human intravenous TDLo: 7mg/Kg;
infant intravenous TDLo: 68mg/Kg;
infant oral TDLo: 14.7mg/Kg;
man oral TDLo: 13/51mg/Kg;
women oral LDLo: 400/1000mg/Kg.
Ecology: may be hazardous to environment. Water body should be given special attention.
Biodegradability: biodegradable.
Characteristics: excellent antistatic, dispersing, emulsifying abilities.
Synthesis
 
Quality standards & test methods
item
physical and chemical indexes
test methods
Actives*, %, ≥
95
 
*: should be marked on molecular weight.
Major Uses
Conditioning agent in personal care products.
Use as pharmaceutical ingredient. stimulants of central nervous system and respiratory system; can be addictive.
Manufacturers
 
References
[1]:http://toxnet.nlm.nih.gov/:58-08-2
Update: 20130918(1);

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