2-METHYL-3-BUTENOIC ACID Chemical Properties

Melting point:

20.44°C (estimate)

Boiling point:

42-43 °C/0.1 mmHg(lit.)

Density 

0.968 g/mL at 20 °C

refractive index 

n20/D 1.424

Flash point:

76 °C

storage temp. 

2-8°C

form 

clear liquid

pka

4.36±0.10(Predicted)

color 

Colorless to Almost colorless

InChI

InChI=1S/C5H8O2/c1-3-4(2)5(6)7/h3-4H,1H2,2H3,(H,6,7)

InChIKey

GQWNPIKWYPQUPI-UHFFFAOYSA-N

SMILES

C(O)(=O)C(C)C=C

LogP

0.890 (est)

Safety Information

Hazard Codes 

C

Risk Statements 

34

Safety Statements 

26-36/37/39-45

RIDADR 

1760

HS Code 

2916.19.3000

HazardClass 

8

PackingGroup 

III

2-METHYL-3-BUTENOIC ACID Usage And Synthesis

Definition

ChEBI: 2-methylbut-3-enoic acid is a branched-chain fatty acid.

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