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Merck
CN

W364606

Sigma-Aldrich

3-Methyl-2-butenal

≥97%

Synonym(s):

3-Methylcrotonaldehyde, 3,3-Dimethylacrolein, 3,3-Dimethylacrylaldehyde, NSC 149164, Prenal, Senecialdehyde

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About This Item

Linear Formula:
(CH3)2C=CHCHO
CAS Number:
Molecular Weight:
84.12
FEMA Number:
3646
Beilstein:
1734740
EC Number:
Council of Europe no.:
10354
MDL number:
UNSPSC Code:
12164502
Flavis number:
5.124
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vapor pressure

7 mmHg ( 20 °C)

Assay

≥97%

refractive index

n20/D 1.462 (lit.)

bp

133-135 °C (lit.)

density

0.878 g/mL at 20 °C
0.872 g/mL at 25 °C (lit.)

SMILES string

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

InChI

1S/C5H8O/c1-5(2)3-4-6/h3-4H,1-2H3

InChI key

SEPQTYODOKLVSB-UHFFFAOYSA-N

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Features and Benefits

Mild, fusel oil, butter

Regulatory Information

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