The 2H-Pyran-2-one,3-hydroxy-, with the CAS registry number 496-64-0, is also known as 3-Hydroxy-2H-pyran-2-one. It belongs to the product category of Pharmacetical. This chemical's molecular formula is C₅H₄O₃ and molecular weight is 112.08. What's more, its IUPAC name is called 3-Hydroxypyran-2-one.

Physical properties about 2H-Pyran-2-one,3-hydroxy- are: (1)ACD/LogP: -0.44; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -0.44; (4)ACD/LogD (pH 7.4): -0.52; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 13.69; (8)ACD/KOC (pH 7.4): 11.56; (9)#H bond acceptors: 3; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 1; (12)Polar Surface Area: 35.53 Å²; (13)Index of Refraction: 1.592; (14)Molar Refractivity: 25.58 cm³; (15)Molar Volume: 75.5 cm³; (16)Surface Tension: 65 dyne/cm; (17)Density: 1.483 g/cm³; (18)Flash Point: 146.7 °C; (19)Enthalpy of Vaporization: 62.12 kJ/mol; (20)Boiling Point: 295.7 °C at 760 mmHg; (21)Vapour Pressure: 0.000155 mmHg at 25 °C.

Uses of 2H-Pyran-2-one,3-hydroxy-: it is used to produce other chemicals. For example, it is used to produce 1,4-Diacetoxy-5-hydroxy-9,10-anthraquinone. This reaction needs reagent PbO₂ and solvent Acetonitrile and other condition of heating for 21 hours. The yield is 52 %.

You can still convert the following datas into molecular structure:
(1) SMILES: O=C1O\C=C/C=C1/O
(2) InChI: InChI=1/C5H4O3/c6-4-2-1-3-8-5(4)7/h1-3,6H
(3) InChIKey: LIPRKYKMVQPYPG-UHFFFAOYAN