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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
biological source synthetic
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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