Ethyl propionate CAS#105-37-3

Boiling point 

99 °C (lit.)

density 

0.888 g/mL at 25 °C (lit.)

vapor density 

3.52 (vs air)

vapor pressure 

40 mm Hg ( 27.2 °C)

refractive index 

n20/D 1.384(lit.)

FEMA 

2456 | ETHYL PROPIONATE

Fp 

54 °F

storage temp. 

Flammables area

solubility 

2% soluble in water. miscible with alcohol, perfume and flavor oils.

form 

Liquid

color 

Clear colorless to pale yellow

Odor

at 10.00 % in dipropylene glycol. sweet fruity rum juicy fruit grape pineapple

PH

7 (H2O, 20℃)

Odor Threshold

0.007ppm

Odor Type

fruity

biological source

synthetic

explosive limit

1.8-11%(V)

Water Solubility 

25 g/L (15 ºC)

Merck 

14,3847

JECFA Number

28

BRN 

506287

Dielectric constant

5.7（20℃）

Major Application

flavors and fragrances

Cosmetics Ingredients Functions

PERFUMING

InChI

1S/C5H10O2/c1-3-5(6)7-4-2/h3-4H2,1-2H3

InChIKey

FKRCODPIKNYEAC-UHFFFAOYSA-N

SMILES

CCOC(=O)CC

LogP

1.31 at 22.1℃

CAS DataBase Reference

105-37-3(CAS DataBase Reference)

NIST Chemistry Reference

Propanoic acid, ethyl ester(105-37-3)

EPA Substance Registry System

Ethyl propionate (105-37-3)

Safety Information

Risk Statements 

11

Safety Statements 

16-23-24-29-33

RIDADR 

UN 1195 3/PG 2

WGK Germany 

1

RTECS 

UF3675000

Autoignition Temperature

887 °F

TSCA 

TSCA listed

HazardClass 

3

PackingGroup 

II

HS Code 

29159000

Storage Class

3 - Flammable liquids

Hazard Classifications

Eye Irrit. 2
Flam. Liq. 2
Skin Irrit. 2
STOT SE 3

Hazardous Substances Data

105-37-3(Hazardous Substances Data)