Sym-1,1,2,2-Tetra-(2-ethyl-phenyl)-ethan, also known as 1,1,2,2-tetrakis(2-ethylphenyl)ethane, is an organic compound with the molecular formula C28H32. It is a symmetrical molecule consisting of an ethane core with four 2-ethylphenyl groups attached to each carbon atom. sym.-1,1,2,2-Tetra-(2-ethyl-phenyl)-ethan is characterized by its symmetrical structure and is often used in various chemical applications, such as a ligand in coordination chemistry or as a building block in the synthesis of more complex organic molecules. Due to its unique structure, it can form stable complexes with metal ions, making it a valuable component in the development of new materials and catalysts.
The CAS Registry Mumber 4397-32-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,3,9 and 7 respectively; the second part has 2 digits, 3 and 2 respectively. Calculate Digit Verification of CAS Registry Number 4397-32: (6*4)+(5*3)+(4*9)+(3*7)+(2*3)+(1*2)=104 104 % 10 = 4 So 4397-32-4 is a valid CAS Registry Number.