| Identification | More | [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 Properties | Back 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 Data | Back 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 |
| Hazard Information | Back 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. |
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