This chemical is called 3-Chloroacrylic acid, and its CAS registry number is 625-40-1. With the molecular formula of C₃H₃ClO₂, its molecular weight is 106.51.

Other characteristics of the 3-Chloroacrylic acid can be summarised as followings: (1)ACD/LogP: 0.40; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -1.37; (4)ACD/LogD (pH 7.4): -3; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 2; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 1; (12)Polar Surface Area: 26.3 Å²; (13)Index of Refraction: 1.488; (14)Molar Refractivity: 22.41 cm³; (15)Molar Volume: 77.6 cm³; (16)Polarizability: 8.88×10^-24cm³; (17)Surface Tension: 43 dyne/cm; (18)Density: 1.371 g/cm³; (19)Flash Point: 70.1 °C; (20)Enthalpy of Vaporization: 47.23 kJ/mol; (21)Boiling Point: 192.3 °C at 760 mmHg; (22)Vapour Pressure: 0.216 mmHg at 25°C.

You can still convert the following datas into molecular structure:
1.SMILES: Cl[C@H]=CC(=O)O
2.InChI: InChI=1/C3H3ClO2/c4-2-1-3(5)6/h1-2H,(H,5,6)/b2-1+
3.InChIKey: MHMUCYJKZUZMNJ-OWOJBTEDBE