557-24-4

Name Maleamic acid
CAS 557-24-4
EINECS(EC#) 209-163-4
Molecular Formula C4H5NO3
MDL Number MFCD00082354
Molecular Weight 115.09
MOL File 557-24-4.mol
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Chemical Properties

Appearance solid
Melting point  158-161 °C (lit.)
Boiling point  215.33°C (rough estimate)
density  1.4769 (rough estimate)
refractive index  1.4170 (estimate)
storage temp.  Keep in dark place,Sealed in dry,Room Temperature
form  Solid
pka 2.86±0.25(Predicted)
color  White to off-white
Stability: Stable, but light sensitive. Incompatible with strong oxidizing agents.
Merck  5701
InChI InChI=1S/C4H5NO3/c5-3(6)1-2-4(7)8/h1-2H,(H2,5,6)(H,7,8)/b2-1-
InChIKey FSQQTNAZHBEJLS-UPHRSURJSA-N
SMILES C(O)(=O)/C=C\C(N)=O
CAS DataBase Reference 557-24-4(CAS DataBase Reference)
NIST Chemistry Reference Maleamic acid(557-24-4)

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 .
S36:Wear suitable protective clothing .
WGK Germany  3
HS Code  2914.40.9000
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
STOT SE 3

Hazard Information

Material Safety Data Sheet(MSDS)

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