The 2-Thiophenesulfonylchloride, 5-(2-pyridinyl)-, with the CAS registry number 151858-64-9, has the systematic name of 5-pyridin-2-ylthiophene-2-sulfonyl chloride. It belongs to the following product categories: Sulphonyl Chlorides; Thiophenes & Benzothiophenes. And the molecular formula of this chemical is C₉H₆ClNO₂S₂.

The physical properties of 2-Thiophenesulfonylchloride, 5-(2-pyridinyl)- are as following: (1)ACD/LogP: 2.60; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 2.6; (4)ACD/LogD (pH 7.4): 2.6; (5)ACD/BCF (pH 5.5): 54.97; (6)ACD/BCF (pH 7.4): 56.06; (7)ACD/KOC (pH 5.5): 609.18; (8)ACD/KOC (pH 7.4): 621.25; (9)#H bond acceptors: 3; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 2; (12)Polar Surface Area: 83.65 Ų; (13)Index of Refraction: 1.618; (14)Molar Refractivity: 61.04 cm³; (15)Molar Volume: 174 cm³; (16)Polarizability: 24.2×10^-24cm³; (17)Surface Tension: 55.2 dyne/cm; (18)Density: 1.492 g/cm³; (19)Flash Point: 203.3 °C; (20)Enthalpy of Vaporization: 63.93 kJ/mol; (21)Boiling Point: 412.5 °C at 760 mmHg; (22)Vapour Pressure: 1.23E-06 mmHg at 25°C.

You should be cautious while dealing with this chemical. It may cause burns. 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: O=S(Cl)(=O)c2sc(c1ncccc1)cc2
(2)InChI: InChI=1/C9H6ClNO2S2/c10-15(12,13)9-5-4-8(14-9)7-3-1-2-6-11-7/h1-6H
(3)InChIKey: OGOMWPWAEIDEOU-UHFFFAOYAD