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623-42-7

Name Methyl butyrate
CAS 623-42-7
EINECS(EC#) 210-792-1
Molecular Formula C5H10O2
MDL Number MFCD00009391
Molecular Weight 102.13
MOL File 623-42-7.mol

Chemical Properties

Appearance colourless liquid
Melting point  -85--84°C
Boiling point  102-103 °C (lit.)
density  0.898 g/mL at 25 °C(lit.)
vapor density  3.5 (vs air)
vapor pressure  40 mm Hg ( 30 °C)
FEMA  2693
refractive index  n20/D 1.385(lit.)
Fp  53 °F
storage temp.  Flammables area
solubility  water: soluble60 part
form  Liquid
color  Clear colorless to very slightly yellow
Odor at 10.00 % in dipropylene glycol. fruity apple sweet banana pineapple
Stability: Stable. Flammable. Incompatible with strong bases, strong oxidizing agents.
explosive limit 1.6%(V)
Odor Threshold 0.0071ppm
Odor Type fruity
Water Solubility  Slightly soluble in water.
JECFA Number 149
Merck  14,6035
BRN  1740743
Dielectric constant 5.6(20℃)
LogP 1.24
CAS DataBase Reference 623-42-7(CAS DataBase Reference)
NIST Chemistry Reference Butanoic acid, methyl ester(623-42-7)
EPA Substance Registry System 623-42-7(EPA Substance)

Safety Data

Hazard Codes  F,Xn,Xi
Risk Statements 
R20:Harmful by inhalation.
R36/37/38:Irritating to eyes, respiratory system and skin .
R11:Highly 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 1237 3/PG 2
WGK Germany  2
RTECS  ET5500000
13
TSCA  Yes
HazardClass  3
PackingGroup  II
HS Code  29156000
Safety Profile
Moderately toxic by ingestion and skin contact. A skin irritant. A very dangerous fire hazard when exposed to heat, flame, or oxidizers. Can react vigorously with oxidizing materials. To fight fire, use alcohol foam, CO2, dry chemical. When heated to decomposition it emits acrid smoke and irritating fumes. See also ESTERS.
Hazardous Substances Data 623-42-7(Hazardous Substances Data)

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