The Thieno[2,3-b]pyridine, with the CAS registry number 272-23-1, belongs to the following product categories: Thienopyridine; Building Blocks; Thieno[x,x-y]pyridine. And the molecular formula of the chemical is C₇H₅NS.

The characteristics of Thieno[2,3-b]pyridine are as followings: (1)ACD/LogP: 3.02; (2)# of Rule of 5 Violations: 0; (3)#H bond acceptors: 1; (4)#H bond donors: 0; (5)#Freely Rotating Bonds: 0; (6)Polar Surface Area: 41.13 Ų; (7)Index of Refraction: 1.689; (8)Molar Refractivity: 40.57 cm³; (9)Molar Volume: 106.2 cm³; (10)Polarizability: 16.08×10^-24cm³; (11)Surface Tension: 54.2 dyne/cm; (12)Density: 1.272 g/cm³; (13)Flash Point: 100.2 °C; (14)Enthalpy of Vaporization: 45.41 kJ/mol; (15)Boiling Point: 236.5 °C at 760 mmHg; (16)Vapour Pressure: 0.0725 mmHg at 25°C. 

Addtionally, the following datas could be converted into the molecular structure:
(1)SMILES: n1cccc2c1scc2
(2)InChI: InChI=1/C7H5NS/c1-2-6-3-5-9-7(6)8-4-1/h1-5H
(3)InChIKey: SMZMHUCIDGHERP-UHFFFAOYAL