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557-24-4

557-24-4 Structure

557-24-4 Structure
IdentificationMore
[Name]

Maleamic acid
[CAS]

557-24-4
[Synonyms]

AURORA KA-4159
MALEAMIC ACID
MALEIC ACID MONOAMIDE
TIMTEC-BB SBB007773
(2E)-4-Amino-4-oxo-2-butenoic acid
2-Butenoic acid, 4-amino-4-oxo-, (Z)-
Acrylic acid, 3-carbamoyl-, (Z)-
Maleamate
maleamic
Maleic monoamide
Aminomaleic acid
Maleamidic acid
MALEIC ACID MONOAMIDE 98+%
MELEAMICACID
2-Butenoic acid, 4-amino-4-oxo-, (2Z)-
maleinamic acid
MAIITAKEMUSHROOMP.E
(Z)-4-Amino-4-oxo-2-butenoic acid
[EINECS(EC#)]

209-163-4
[Molecular Formula]

C4H5NO3
[MDL Number]

MFCD00082354
[Molecular Weight]

115.09
[MOL File]

557-24-4.mol
Chemical PropertiesBack Directory
[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 DataBack Directory
[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
Material Safety Data Sheet(MSDS)Back Directory
[msds information]

Maleic acid monoamide(557-24-4).msds
Hazard InformationBack Directory
[Chemical Properties]

solid
[Uses]

Intermediate in the preparation of a new conjugated agent for radioiodination of proteins.
[Definition]

ChEBI: A dicarboxylic acid monoamide of maleamic acid.
[Purification Methods]

Crystallise it from EtOH. [Beilstein 2 H 752, 2 II 646, 2 III 1927, 2 IV 1927.] IRRITANT.
Spectrum DetailBack Directory
[Spectrum Detail]

Maleamic acid(557-24-4)MS
Maleamic acid(557-24-4)1HNMR
Maleamic acid(557-24-4)13CNMR
Maleamic acid(557-24-4)IR1
Maleamic acid(557-24-4)IR2
Maleamic acid(557-24-4)Raman
Well-known Reagent Company Product InformationBack Directory
[Sigma Aldrich]

557-24-4(sigmaaldrich)
[TCI AMERICA]

Maleic Acid Monoamide,>98.0%(T)(557-24-4)
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