The 4-Chloro-2-Hydroxypyridine, with the CAS registry number 40673-25-4, is also known as 4-Chloro-2(1H)-pyridinone. It belongs to the product categories of Pyridine; Pyridines; Chlorinated Heterocyclic Series. This chemical's molecular formula is C₅H₄ClNO and molecular weight is 129.54. What's more, its IUPAC name is called 4-Chloro-1H-pyridin-2-one. It should be kept in a cold, dry and sealed place.

Physical properties about 4-Chloro-2-Hydroxypyridine are: (1)ACD/LogP: 0.125; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -0.39; (4)ACD/LogD (pH 7.4): -0.41; (5)ACD/BCF (pH 5.5): 1.00; (6)ACD/BCF (pH 7.4): 1.00; (7)ACD/KOC (pH 5.5): 8.59; (8)ACD/KOC (pH 7.4): 8.17; (9)#H bond acceptors: 2; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 0; (12)Polar Surface Area: 33.12 Å2; (13)Index of Refraction: 1.584; (14)Molar Refractivity: 31.121 cm³; (15)Molar Volume: 93.038 cm³; (16)Polarizability: 12.337×10^-24 cm³; (17)Surface Tension: 54.083 dyne/cm; (18)Density: 1.392 g/cm³; (19)Flash Point: 140.733 °C; (20)Enthalpy of Vaporization: 57.176 kJ/mol; (21)Boiling Point: 309.09 °C at 760 mmHg ; (22)Vapour Pressure: 0 mmHg at 25 °C.

You can still convert the following datas into molecular structure:
(1) SMILES: ClC=1\C=C/NC(=O)C=1
(2) InChI: InChI=1S/C5H4ClNO/c6-4-1-2-7-5(8)3-4/h1-3H,(H,7,8)
(3) InChIKey: OZUXGFRLSKQVMI-UHFFFAOYSA-N