Diethyl fumarate CAS#623-91-6

Boiling point 

218-219 °C (lit.)

density 

1.052 g/mL at 25 °C (lit.)

refractive index 

n20/D 1.44(lit.)

Fp 

197 °F

storage temp. 

Sealed in dry,Room Temperature

solubility 

3.1g/l

form 

Liquid

color 

Clear colorless to slightly yellow

Water Solubility 

immiscible

BRN 

775347

Dielectric constant

6.5（23℃）

Stability:

Stable. Combustible. Incompatible with strong oxidizing agents, acids, bases, reducing agents.

InChI

1S/C8H12O4/c1-3-11-7(9)5-6-8(10)12-4-2/h5-6H,3-4H2,1-2H3/b6-5+

InChIKey

IEPRKVQEAMIZSS-AATRIKPKSA-N

SMILES

[H]\C(=C(\[H])C(=O)OCC)C(=O)OCC

LogP

2.200 (est)

Surface tension

31.4 mN/m at 22°

CAS DataBase Reference

623-91-6(CAS DataBase Reference)

NIST Chemistry Reference

2-Butenedioic acid (E)-, diethyl ester(623-91-6)

EPA Substance Registry System

Diethyl fumarate (623-91-6)

Safety Information

Risk Statements 

22

Safety Statements 

23-24/25

RIDADR 

NA 1993 / PGIII

WGK Germany 

3

RTECS 

EM5950000

TSCA 

TSCA listed

HS Code 

29171990

Storage Class

10 - Combustible liquids

Hazard Classifications

Acute Tox. 4 Oral

Hazardous Substances Data

623-91-6(Hazardous Substances Data)