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105-34-0

Name Methyl cyanoacetate
CAS 105-34-0
EINECS(EC#) 203-288-8
Molecular Formula C4H5NO2
MDL Number MFCD00001939
Molecular Weight 99.09
MOL File 105-34-0.mol
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Chemical Properties

Appearance clear colorless to very slighlty yellow liquid
Melting point  -13 °C
Boiling point  204-207 °C(lit.)
density  1.123 g/mL at 25 °C(lit.)
vapor density  3.41 (vs air)
vapor pressure  0.2 mm Hg ( 20 °C)
refractive index  n20/D 1.417(lit.)
Fp  >230 °F
storage temp.  Sealed in dry,Room Temperature
solubility  54g/l
form  Liquid
pka 2.75±0.10(Predicted)
color  Clear colorless to very slightly yellow
Water Solubility  54 g/L (20 ºC)
Sensitive  Light Sensitive
BRN  773945
Dielectric constant 29.4（21℃）
LogP -0.47 at 25℃
CAS DataBase Reference 105-34-0(CAS DataBase Reference)
NIST Chemistry Reference Acetic acid, cyano-, methyl ester(105-34-0)
EPA Substance Registry System 105-34-0(EPA Substance)
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Safety Data

Hazard Codes  Xi
Safety Statements 
S24/25:Avoid contact with skin and eyes .
RIDADR  3276
WGK Germany  1
RTECS  AG4375000
Hazard Note  Irritant
TSCA  Yes
HazardClass  6.1(b)
PackingGroup  III
HS Code  29269095
Toxicity
guinea pig,LDLo,skin,400mg/kg (400mg/kg),"Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986Vol. -, Pg. 920, 1986.

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