The Pyridazine, 3-chloro-6-(3-chlorophenyl)- has CAS registry number 66548-94-5. This chemical's molecular formula is C₁₀H₆Cl₂N₂ and molecular weight is 225.07. What's more, its systematic name is 3-chloro-6-(3-chlorophenyl)pyridazine. When you are using this chemical, please be cautious about it. It may cause inflammation to the skin or other mucous membranes. 

Physical properties of Pyridazine, 3-chloro-6-(3-chlorophenyl)- are: (1)ACD/LogP: 2.55; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 2.55; (4)ACD/LogD (pH 7.4): 2.55; (5)ACD/BCF (pH 5.5): 50.91; (6)ACD/BCF (pH 7.4): 50.91; (7)ACD/KOC (pH 5.5): 579.85; (8)ACD/KOC (pH 7.4): 579.85; (9)#H bond acceptors: 2; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 1; (12)Polar Surface Area: 25.78 Å²; (13)Index of Refraction: 1.604; (14)Molar Refractivity: 56.81 cm³; (15)Molar Volume: 165 cm³; (16)Polarizability: 22.52×10^-24cm³; (17)Surface Tension: 50.7 dyne/cm; (18)Density: 1.363 g/cm³; (19)Flash Point: 231.2 °C; (20)Enthalpy of Vaporization: 63.12 kJ/mol; (21)Boiling Point: 405.2 °C at 760 mmHg; (22)Vapour Pressure: 2.09E-06 mmHg at 25°C.

Uses of Pyridazine, 3-chloro-6-(3-chlorophenyl)-: it can be used to produce 3-(4-hydroxypiperidino)-6-(3-chlorophenyl)pyridazine by heating. It will need solvent 1,2-dimethoxy-ethanebutan-1-ol with the reaction time of 3 hours. The yield is about 53%.

You can still convert the following datas into molecular structure:
(1)SMILES: Clc1cc(ccc1)c2ccc(Cl)nn2
(2)Std. InChI: InChI=1S/C10H6Cl2N2/c11-8-3-1-2-7(6-8)9-4-5-10(12)14-13-9/h1-6H
(3)Std. InChIKey: QRFJVCQGPISREA-UHFFFAOYSA-N