78-85-3 methacrylaldehyde

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CAS No.	78-85-3
Product Name	methacrylaldehyde
Synonyms	2-Methyl propenal; Methacrolein; 2-methylprop-2-enal; 2-Methylpropenal; 2-Methylacrolein; 2-Methylenepropanal
InChI	InChI=1/C4H6O/c1-4(2)3-5/h3H,1H2,2H3
Molecular Formula	C₄H₆O
Molecular Weight	70.0898
Density	0.807g/cm3
Melting point	-81℃
Boiling point	68°C at 760 mmHg
Water solubility	6 g/100 mL (20℃)
Refractive index	1.384
Hazard Symbols	F:Flammable; T:Toxic;
Risk Codes	R11:; R24/25:; R26:; R34:;
Safety	S16:; S26:; S28A:; S36/37/39:; S45:;