The 2,3-Difluoropyridine, with the CAS registry number 1513-66-2, is also known as Pyridine, 2,3-difluoro-. And the molecular formula of this chemical is C₅H₃F₂N. It belongs to the following product categories: Fluorin-contained pyridine series; Pyridine; Pyridines.
 
The physical properties of 2,3-Difluoropyridine are as following: (1)ACD/LogP: 1.30; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 1.299; (4)ACD/LogD (pH 7.4): 1.299; (5)ACD/BCF (pH 5.5): 5.717; (6)ACD/BCF (pH 7.4): 5.717; (7)ACD/KOC (pH 5.5): 121.23; (8)ACD/KOC (pH 7.4): 121.23; (9)#H bond acceptors: 1; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 0; (12)Polar Surface Area: 12.89 Å²; (13)Index of Refraction: 1.447; (14)Molar Refractivity: 24.332 cm³; (15)Molar Volume: 91.077 cm³; (16)Polarizability: 9.646×10^-24cm³; (17)Surface Tension: 31.445 dyne/cm; (18)Density: 1.264 g/cm³; (19)Flash Point: 24.244 °C; (20)Enthalpy of Vaporization: 34.012 kJ/mol; (21)Boiling Point: 116.476 °C at 760 mmHg; (22)Vapour Pressure: 21.635 mmHg at 25°C.

You should be cautious while dealing with this chemical. It is a kind of flammable chemical which irritates eyes, respiratory system and skin. Therefore, you had better take the following instructions: Wear suitable protective clothing, gloves and eye/face protection, and in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1)SMILES: c1cc(c(nc1)F)F
(2)InChI: InChI=1/C5H3F2N/c6-4-2-1-3-8-5(4)7/h1-3H
(3)InChIKey: OGVLEPMNNPZAPS-UHFFFAOYAJ