IUPAC Name: 1-[2,4,6-Tri(propan-2-yl)phenyl]sulfonylimidazole 
Following is the structure of 1H-Imidazole,1-[[2,4,6-tris(1-methylethyl)phenyl]sulfonyl]- (CAS NO.50257-40-4):
                      
Empirical Formula: C₁₈H₂₆N₂O₂S
Molecular Weight: 334.4762 g/mol
EINECS: 256-509-5
Index of Refraction: 1.562
Molar Refractivity: 96.05 cm³
Molar Volume: 295.9 cm³
Density: 1.13 g/cm³
Flash Point: 225.8 °C
Melting point: 118-120 °C
Surface Tension: 36.9 dyne/cm
Storage tempreture: Store at RT.
Enthalpy of Vaporization: 70.85 kJ/mol
Boiling Point: 449.7 °C at 760 mmHg
Vapour Pressure of 1H-Imidazole,1-[[2,4,6-tris(1-methylethyl)phenyl]sulfonyl]- (CAS NO.50257-40-4): 2.79E-08 mmHg at 25 °C
Product Categories of 1H-Imidazole,1-[[2,4,6-tris(1-methylethyl)phenyl]sulfonyl]- (CAS NO.50257-40-4): Biochemistry; Condensing Agents (DNA / RNA Synthesis); Nucleosides, Nucleotides & Related Reagents; Protecting Agents, Phosphorylating Agents & Condensing Agents; Protection & Derivatization Reagents (for Synthesis); Synthetic Organic Chemistry
Canonical SMILES: CC(C)C1=CC(=C(C(=C1)C(C)C)S(=O)(=O)N2C=CN=C2)C(C)C
InChI: InChI=1S/C18H26N2O2S/c1-12(2)15-9-16(13(3)4)18(17(10-15)14(5)6)23(21,22)20-8-7-19-11-20/h7-14H,1-6H3
InChIKey: AGGRGODMKWLSDE-UHFFFAOYSA-N

Safety Statements: 23-24/25 
S23:Do not breathe vapour. 
S24/25:Avoid contact with skin and eyes.
WGK Germany: 3

 1H-Imidazole,1-[[2,4,6-tris(1-methylethyl)phenyl]sulfonyl]- , its cas register number is 50257-40-4. It also can be called TPSI ; 1-[(2,4,6-Triisopropylphenyl)sulfonyl]-1H-imidazole ; and 1-(2,4,6-Triisopropylphenylsulfonyl)imidazole .