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497-03-0

Name TRANS-2-METHYL-2-BUTENAL
CAS 497-03-0
EINECS(EC#) 207-833-0
Molecular Formula C5H8O
MDL Number MFCD00006977
Molecular Weight 84.12
MOL File 497-03-0.mol
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Chemical Properties

Appearance clear colorless to yellow liquid
Melting point  -101.15°C (estimate)
Boiling point  116-119 °C752 mm Hg(lit.)
density  0.871 g/mL at 25 °C(lit.)
FEMA  3407
refractive index  n20/D 1.448(lit.)
Fp  65 °F
storage temp.  Flammables area
solubility  soluble in Chloroform
form  Liquid
color  Clear colorless to yellow
Odor at 0.10?%?in?dipropylene glycol. strong green fruit
Water Solubility  Soluble in water
Sensitive  Air Sensitive
JECFA Number 1201
BRN  1698207
Stability: Air sensitive, Light Sensitive
LogP 1.065 (est)
CAS DataBase Reference 497-03-0(CAS DataBase Reference)
EPA Substance Registry System trans-2-Methylcrotonaldehyde (497-03-0)
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Safety Data

Hazard Codes  F,Xi
Risk Statements 
R11:Highly Flammable.
R36/37/38:Irritating to eyes, respiratory system and skin .
R10:Flammable.
Safety Statements 
S16:Keep away from sources of ignition-No smoking .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
RIDADR  UN 1989 3/PG 2
WGK Germany  3
TSCA  Yes
HazardClass  3
PackingGroup  II
HS Code  29121990

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