The CAS register number of Hexamidine diisethionate is 659-40-5. It also can be called as 4-[6-(4-Carbamimidoylphenoxy)hexoxy]benzenecarboximidamide 2-hydroxyethanesulfonnate (1:2) and the IUPAC name about this chemical is 4-[6-(4-carbamimidoylphenoxy)hexoxy]benzenecarboximidamide; 2-hydroxyethanesulfonic acid. The molecular formula about this chemical is C₂₀H₂₆N₄O₂^.2(C₂H₆O₄S) and the molecular weight is 606.71.

Physical properties about Hexamidine diisethionate are: (1)ACD/LogP: 3.00; (2)# of Rule of 5 Violations: 1; (3)ACD/BCF (pH 5.5): 1; (4)ACD/BCF (pH 7.4): 1; (5)ACD/KOC (pH 5.5): 1.02; (6)ACD/KOC (pH 7.4): 1.02; (7)#H bond acceptors: 6; (8)#H bond donors: 6; (9)#Freely Rotating Bonds: 11; (10)Polar Surface Area: 49.66Ų; (11)Flash Point: 285.6 °C; (12)Enthalpy of Vaporization: 82.82 kJ/mol; (13)Boiling Point: 548.6 °C at 760 mmHg; (14)Vapour Pressure: 4.35E-12 mmHg at 25°C.

You can still convert the following datas into molecular structure:
(1)SMILES: O=S(=O)(O)CCO.O=S(=O)(O)CCO.O(c1ccc(cc1)C(=[N@H])N)CCCCCCOc2ccc(C(=[N@H])N)cc2
(2)InChI: InChI=1/C20H26N4O2.2C2H6O4S/c21-19(22)15-5-9-17(10-6-15)25-13-3-1-2-4-14-26-18-11-7-16(8-12-18)20(23)24;2*3-1-2-7(4,5)6/h5-12H,1-4,13-14H2,(H3,21,22)(H3,23,24);2*3H,1-2H2,(H,4,5,6)
(3)InChIKey: NBVZMBLJRHUOJR-UHFFFAOYAI