Comparing E1520 - Propylene Glycol vs E1504 - ethyl acetate
Overview
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Found in 3,052 products
Found in 8 products
Search rank & volume
Awareness score
Search volume over time
Interest over time for 4 keywords in U.S. during the last 10 years.
Interest over time for 3 keywords in U.S. during the last 10 years.
Popular questions
Is propylene glycol safe?
Yes—E1520 is authorized in the EU and considered GRAS by the FDA when used within limits; the ADI is 25 mg/kg body weight per day. Very high exposures (mainly from medicines), especially in infants or those with kidney/liver impairment, can cause adverse effects.
What is propylene glycol used for?
In foods it functions as a humectant and solvent/carrier for flavors, colors, and emulsifiers, helping retain moisture and distribute ingredients evenly. It’s commonly used in baked goods, icings, confectionery, and flavor extracts.
Does propylene glycol cause cancer?
No—propane-1,2-diol has not shown carcinogenic effects in studies and is not classified as a human carcinogen. Regulatory evaluations report no cancer concern at permitted food-use levels.
Is propylene glycol antifreeze?
Propylene glycol is used in “low-toxicity” antifreeze and cooling systems, whereas the more toxic antifreeze is typically ethylene glycol. Food-grade propylene glycol is the same chemical but produced to high purity and used at much lower amounts in foods.
Is propylene glycol bad for you?
For most people, typical amounts in foods are not harmful and are well below the ADI (25 mg/kg body weight/day). Some individuals may experience irritation or rare allergic reactions, and excessive exposure—mainly from pharmaceuticals—can be problematic.
Is ethyl acetate polar?
Yes—it's a moderately polar, aprotic solvent due to its ester carbonyl, though it’s less polar than acetone, acetonitrile, or alcohols.
Is ethyl acetate soluble in water?
Slightly—it's only moderately soluble in water (on the order of about 8–10% at room temperature).
Is ethyl acetate miscible in water?
No; it’s only partially miscible with water (limited mutual solubility rather than full miscibility).
Is ethyl acetate polar or nonpolar?
It is moderately polar and aprotic—more polar than hydrocarbons but less than acetone or alcohols.
Ethyl acetate can be prepared by an sn2 reaction?
Yes—acetate ion can alkylate primary ethyl halides via an SN2 reaction to form ethyl acetate, though industry more commonly uses acid-catalyzed esterification or catalytic routes from ethanol/acetaldehyde.