This chemical is called 1-Naphthalenesulfonamide, 5-(dimethylamino)-N-[3-(triethoxysilyl)propyl]-, and its systematic name is 5-(dimethylamino)-N-[3-(triethoxysilyl)propyl]naphthalene-1-sulfonamide. With the molecular formula of C₂₁H₃₄N₂O₅SSi, its molecular weight is 454.66. The CAS registry number of this chemical is 70880-05-6. Additionally, its product category is Silane Reagent.

Other characteristics of the 1-Naphthalenesulfonamide, 5-(dimethylamino)-N-[3-(triethoxysilyl)propyl]- can be summarised as followings: (1)ACD/LogP: 4.70; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 4.69; (4)ACD/LogD (pH 7.4): 4.7; (5)ACD/BCF (pH 5.5): 2146.26; (6)ACD/BCF (pH 7.4): 2178.66; (7)ACD/KOC (pH 5.5): 8405; (8)ACD/KOC (pH 7.4): 8531.87; (9)#H bond acceptors: 7; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 12; (12)Polar Surface Area: 76.69 Å²; (13)Index of Refraction: 1.541; (14)Molar Refractivity: 125.56 cm³; (15)Molar Volume: 399 cm³; (16)Polarizability: 49.77×10^-24cm³; (17)Surface Tension: 39.8 dyne/cm; (18)Density: 1.139 g/cm³; (19)Flash Point: 270.2 °C; (20)Enthalpy of Vaporization: 79.67 kJ/mol; (21)Boiling Point: 523.1 °C at 760 mmHg; (22)Vapour Pressure: 4.88E-11 mmHg at 25°C.

When you are using this chemical, please be cautious about it as the following: This chemical is irritating to eyes, respiratory system and skin. You should wear suitable protective clothing if you use it. 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(=O)(c1cccc2c1cccc2N(C)C)NCCC[Si](OCC)(OCC)OCC
2.InChI: InChI=1/C21H34N2O5SSi/c1-6-26-30(27-7-2,28-8-3)17-11-16-22-29(24,25)21-15-10-12-18-19(21)13-9-14-20(18)23(4)5/h9-10,12-15,22H,6-8,11,16-17H2,1-5H3
3.InChIKey: AWGTUBDCLHXASR-UHFFFAOYAM