The 2-Chlorooxazole-4-carboxylic acid, with cas registry number 706789-07-3, has the systematic name of 2-chlorooxazole-4-carboxylic acid. And its IUPAC name is 2-chloro-1,3-oxazole-4-carboxylic acid. Besides this, it is also called 4-oxazolecarboxylic acid, 2-chloro-.

Physical properties about this chemical are: (1)ACD/LogP: 0.92; (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: 1; (9)#Freely Rotating Bonds: 1; (10)Polar Surface Area: 63.33 Å²; (11)Index of Refraction: 1.546; (12)Molar Refractivity: 28.469 cm³; (13)Molar Volume: 89.932 cm³; (14)Polarizability: 11.286×10^-24cm³; (15)Surface Tension: 63.031 dyne/cm; (16)Enthalpy of Vaporization: 62.256 kJ/mol; (17)Vapour Pressure: 0 mmHg at 25°C.

You can still convert the following datas into molecular structure: 
(1)SMILES: c1c(nc(o1)Cl)C(=O)O
(2)InChI: InChI=1/C4H2ClNO3/c5-4-6-2(1-9-4)3(7)8/h1H,(H,7,8)
(3)InChIKey: AFZJELJKFJSQGN-UHFFFAOYAD
(4)Std. InChI: InChI=1S/C4H2ClNO3/c5-4-6-2(1-9-4)3(7)8/h1H,(H,7,8)
(5)Std. InChIKey: AFZJELJKFJSQGN-UHFFFAOYSA-N