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516-05-2

Name 2-Methylpropanedioic acid
CAS 516-05-2
EINECS(EC#) 208-219-5
Molecular Formula C4H6O4
MDL Number MFCD00002656
Molecular Weight 118.09
MOL File 516-05-2.mol
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Chemical Properties

Appearance white crystalline powder
Melting point  128-130 °C (lit.)
Boiling point  272.71°C (rough estimate)
density  1.45
refractive index  1.4304 (estimate)
Fp  2℃
storage temp.  Sealed in dry,Room Temperature
solubility  DMSO (Slightly), Methanol (Slightly)
form  Crystalline Powder
pka 3.07, 5.76(at 25℃)
color  White
Specific Gravity 1.455
PH 3.23(1 mM solution);2.6(10 mM solution);2.05(100 mM solution)
Water Solubility  soluble
BRN  1756084
CAS DataBase Reference 516-05-2(CAS DataBase Reference)
NIST Chemistry Reference Methylmalonic acid(516-05-2)

Safety Data

Hazard Codes  Xi
Risk Statements 
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 .
RIDADR  UN 1648 3 / PGII
WGK Germany  3
RTECS  OO1400000
HS Code  29171900

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