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107-86-8

Name 3-Methyl-2-butenal
CAS 107-86-8
EINECS(EC#) 203-527-6
Molecular Formula C5H8O
MDL Number MFCD00010291
Molecular Weight 84.12
MOL File 107-86-8.mol
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Chemical Properties

Appearance clear colorless to light yellow liquid
Melting point  -20°C
Boiling point  133-135 °C (lit.)
density  0.872 g/mL at 25 °C(lit.)
vapor pressure  7 mm Hg ( 20 °C)
FEMA  3646
refractive index  n20/D 1.462(lit.)
Fp  93 °F
storage temp.  2-8°C
solubility  soluble
form  Liquid
color  Clear colorless to light yellow
Odor at 1.00 % in dipropylene glycol. sweet fruity pungent brown nutty almond cherry
Odor Type fruity
Water Solubility  soluble
Sensitive  Air Sensitive
JECFA Number 1202
Merck  14,8448
BRN  1734740
LogP 0.53 at 25℃
CAS DataBase Reference 107-86-8(CAS DataBase Reference)
NIST Chemistry Reference 3-methyl-2-butenal(107-86-8)
EPA Substance Registry System 107-86-8(EPA Substance)
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Safety Data

Hazard Codes  Xn,Xi
Risk Statements 
R10:Flammable.
R22:Harmful if swallowed.
R37/38:Irritating to respiratory system and skin .
R41:Risk of serious damage to eyes.
R43:May cause sensitization by skin contact.
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
S37/39:Wear suitable gloves and eye/face protection .
S16:Keep away from sources of ignition-No smoking .
RIDADR  UN 1989 3/PG 3
WGK Germany  2
F  9-13-23
TSCA  Yes
HazardClass  3
PackingGroup  III
HS Code  29121900

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