The Bis(tricyclohexylphosphine)nickel(II) chloride, with the CAS registry number 19999-87-2, has the systematic name dichloronickel - tricyclohexylphosphane (1:2). Its molecular formula is C₃₆H₆₆Cl₂NiP₂ and its molecular weight is 690.46.

Other characteristics of the Bis(tricyclohexylphosphine)nickel(II) chloride can be summarised as followings: (1)ACD/LogP: 7.00; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 7; (4)ACD/LogD (pH 7.4): 7; (5)ACD/BCF (pH 5.5): 122279; (6)ACD/BCF (pH 7.4): 122279; (7)ACD/KOC (pH 5.5): 152442; (8)ACD/KOC (pH 7.4): 152442; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 3; (12)Polar Surface Area: 13.59 Å²; (13)Flash Point: 195.6 °C; (14)Enthalpy of Vaporization: 60.72 kJ/mol; (15)Boiling Point: 383.4 °C at 760 mmHg; (16)Vapour Pressure: 9.7E-06 mmHg at 25°C.

You can still convert the following datas into molecular structure: 
1.SMILES: Cl[Ni]Cl.P(C1CCCCC1)(C2CCCCC2)C3CCCCC3.P(C1CCCCC1)(C2CCCCC2)C3CCCCC3
2.InChI: InChI=1/2C18H33P.2ClH.Ni/c2*1-4-10-16(11-5-1)19(17-12-6-2-7-13-17)18-14-8-3-9-15-18;;;/h2*16-18H,1-15H2;2*1H;/q;;;;+2/p-2
3.InChIKey: YOCBOYPGZVFUCQ-NUQVWONBAO