(2Z)-4-[(Aminocarbonyl)Amino]-4-Oxo-2-Butenoic Acid
[CAS# 105-61-3]

Identification

• Name: (2Z)-4-[(Aminocarbonyl)Amino]-4-Oxo-2-Butenoic Acid
• Synonyms: (Z)-4-Oxo-4-Ureido-But-2-Enoic Acid; (Z)-4-Oxo-4-Ureidobut-2-Enoic Acid; (Z)-4-Keto-4-Ureido-But-2-Enoic Acid
• Molecular Formula: C₅H₆N₂O₄
• Molecular Weight: 158.11
• CAS Registry Number: 105-61-3
• EINECS: 203-314-8
• SMILES: O=C(NC(\C=C/C(=O)O)=O)N
• InChI: 1S/C5H6N2O4/c6-5(11)7-3(8)1-2-4(9)10/h1-2H,(H,9,10)(H3,6,7,8,11)/b2-1-
• InChIKey: GWGLGTKSTGSWGQ-UPHRSURJSA-N

Properties

• Density: 1.5±0.1g/cm³ (Cal.)
• Melting point: 156-159°C (Expl.)

Safety Data

• Safety Code: S26;S37
• Risk Code: R36/37/38
• Hazard Symbol: X
• Safety Description: CAUTION: May irritate eyes, skin, and respiratory tract