Sorbitan palmitate
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Sorbitan palmitate
Alias
Sorbitan, monopalmitate
1,4-Anhydro-D-glucitol, 6-hexadecanoate
D-Glucitol, 1,4-anhydro-, 6-hexadecanoate
Span 40
Sorbitan, esters, monohexadecanoate
Sorbitan, monohexadecanoate
Category
Non-ionic surfactants-Esters
CAS No.
26266-57-9
Molecular Formula & Molecular Weight
Molecular Formula: C22H42O6
Molecular Weight: 402.57
Structural Formula
Properties
Appearance: milky white solid.
Solubility: slightly soluble in water; or dispersible in hot water.
Stability: stable. at strong acid, strong alkali, easily hydrolyzed.
Risk: irritation, irritation to skin, eye.
Ecology: may be hazardous to environment. Water body should be given special attention.
Biodegradability: biodegradable.
Characteristics: excellent emulsifying, dispersing, lubricating, solubilizing 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 emulsifying agent, emulsion stabilizer.
Emulsifying agent in personal care products.
Use as fat-liquoring agent, lubricant, plasticizer, solubilizing agent.
Emulsifying agent in food.
Manufacturers
 
Update: 20140929(1);

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