Ethyl benzoate
Synonyms
Benzoic acid, ethyl ester;
FEMA No. 2422;
Category
Non-ionic surfactant
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Chemical Numbering System
CAS: 93-89-0
EINECS: 202-284-3
Molecular Formula & Molecular Weight
Molecular Formula: C9H10O2
Molecular Weight: 150.17
Structure
Properties
Appearance (1), liquid.
Odor weak fruity odor.
Solubility slightly soluble in water. Soluble in ethanol.
Stability stable. Under strong acid or strong alkali condition, easily hydrolyzed.
Risk Liquid form: flammable material; irritation, irritation to skin, eye, respiratory system. Harmful products of combustion are CO, CO2 and so on. Contact with strong oxidants, can cause to burn.
GHS label: 
Animal Toxicity
Table 1 Animal toxicity values
|
rat oral LD50 |
2100mg/kg[1] |
|
rabbit oral LD50 |
2630mg/kg[1] |
|
cat skin LDLo |
10000mg/kg[1] |
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent dispersing, emulsifying, solubilizing, antibacterial, bacteriostatic, preservative, masking abilities.
Synthesis
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Liquid |
|
|
Actives, %, ≥ |
95.0 |
Test Methods
(1), Actives
GB/T 13173 Surface active agents -- Detergents -- Testing methods
2, Hazardous substances indexes
|
Item |
Hazardous substances indexes |
|
Liquid |
|
|
Heavy metals (as Pb), mg/kg, ≤ |
20 |
|
As, mg/kg, ≤ |
3 |
Test Methods
(1), Heavy metals (as Pb)
Safety and Technical Standards for Cosmetics (2015 Edition)
GB/T 30799 The test method of food detergents -- Determination of heavy metals
(2), As
Safety and Technical Standards for Cosmetics (2015 Edition)
GB/T 30797 The test method of food detergents -- Determination of total arsenic
3, Product standards
(1), Chinese standards
(1a), GB 1886.288 Food safety national standard -- Food additive -- Ethyl benzoate
(1b), QB/T 1779 Ethyl benzoate
4, Further explanation
(a), On physical and chemical indexes: firstly, shall be indicated carbon atom distribution; secondly, shall be indicated average molecular weight.
(b), Used in cosmetics, should be test for harmful substances or furtherly test for microorganisms, according to local regulations and standards.
Major Uses
1, Typical applications
Use as solvent.
Use as bacteriostat, preservative.
Use as solvent.
2, Personal care products
Preservative, perfume in personal care products.
Further information:
(1), In accordance with Safety and Technical Standards for Cosmetics (2015 Edition) of China, be included in the allowed preservatives.
Maximum concentration is 0.5% (as acid).
(2), In accordance with EU regulations (EC) No 1223/2009, directive 2007/17/EC, be included in Annex V/1a.
Maximum concentration is 0.5% (as acid).
3, Food
Use as food additive (perfume).
Manufacturers
References
[1]: ChemIDplus. 93-89-0, Ethyl benzoate
Update: 20141025(1); 20200601(2);