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Maleamic acid Structure

Maleamic acid

Chemical Properties

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
pka 2.86±0.25(Predicted)
form  Solid
color  White to off-white
Merck  14,5701
Stability Stable, but light sensitive. Incompatible with strong oxidizing agents.
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)
FDA UNII MJS1DTX3X1
NIST Chemistry Reference Maleamic acid(557-24-4)
UNSPSC Code 12352100
NACRES NA.22
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Safety

Symbol(GHS) GHS hazard pictograms
Signal wordWarning
Hazard statements H315-H319-H335
Precautionary statements P261-P264-P271-P280-P302+P352-P305+P351+P338
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
WGK Germany  3
HS Code  2914.40.9000
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
STOT SE 3
NFPA 704:
0
2 0

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