trans-2-Methyl-2-butenal

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trans-2-Methyl-2-butenal
IUPAC name trans-2-methyl-2-butenal
Other names trans-2,3-dimethylacrolein, tiglic aldehyde, tiglinaldehyde, tiglaldehyde
Identifiers
CAS number [497-03-0]
PubChem 24901527
Properties
Molecular formula C5H8O
Molar mass 84.12
Appearance colorless liquid
Density 0.871
Melting point

-78 °C, 195 K, -108 °F

Boiling point

116-119 °C (752 mm Hg)

Hazards
Flash point 65 °F
Except where noted otherwise, data are given for
materials in their standard state
(at 25 °C, 100 kPa)

Infobox disclaimer and references

trans-2-Methyl-2-butenal is an organic compound with the formula CH3CH=C(CH3)CHO. This colorless liquid is a building block in organic synthesis. It is an α,β-unsaturated aldehyde related to the better known crotonaldehyde.