The 2-Butenoic acid, 4-(ethylamino)-4-oxo-, (2Z)-, with the CAS registry number 4166-67-0, is also known as (2Z)-4-(Ethylamino)-4-oxobut-2-enoic acid. It belongs to the product category of Monomer. Its EINECS registry number is 224-021-1. This chemical's molecular formula is C₆H₉NO₃ and molecular weight is 143.14. What's more, its IUPAC name is (Z)-4-(Ethylamino)-4-oxobut-2-enoic acid. In addition, it must be stored in airtight containers and placed in a dry, ventilated place at room temperature. Meanwhile, it should be kept away from light.

Physical properties about 2-Butenoic acid, 4-(ethylamino)-4-oxo-, (2Z)- are: (1)ACD/LogP: -0.44; (2)# of Rule of 5 Violations: 0; (3)ACD/BCF (pH 5.5): 1; (4)ACD/BCF (pH 7.4): 1; (5)ACD/KOC (pH 5.5): 1; (6)ACD/KOC (pH 7.4): 1; (7)#H bond acceptors: 4; (8)#H bond donors: 2; (9)#Freely Rotating Bonds: 3; (10)Polar Surface Area: 46.61 Å²; (11)Index of Refraction: 1.488; (12)Molar Refractivity: 35.09 cm³; (13)Molar Volume: 121.7 cm³; (14)Polarizability: 13.91×10^-24 cm³; (15)Surface Tension: 43.6 dyne/cm; (16)Density: 1.175 g/cm³; (17)Flash Point: 180.6 °C; (18)Enthalpy of Vaporization: 68.35 kJ/mol; (19)Boiling Point: 375 °C at 760 mmHg; (20)Vapour Pressure: 1.18E-06 mmHg at 25 °C.

When you are using this chemical, please be cautious about it as the following:
As a chemical, it is irritating to eyes, respiratory system and skin. During using it, wear suitable protective clothing. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1) SMILES: O=C(NCC)\C=C/C(=O)O
(2) InChI: InChI=1/C6H9NO3/c1-2-7-5(8)3-4-6(9)10/h3-4H,2H2,1H3,(H,7,8)(H,9,10)/b4-3-
(3) InChIKey: HBQGCOWNLUOCBU-ARJAWSKDBA