[1,1'-Biphenyl]-4,4'-diyldimethanamine, also known as 4,4'-(1,1'-biphenyl)-dimethanamine or 4,4'-biphenyldimethanamine, is an organic compound with the chemical formula C16H18N2. It is a white crystalline solid that is soluble in organic solvents and has a molecular weight of 242.33 g/mol. [1,1’-biphenyl]-4,4’-diyldimethanamine is primarily used as a monomer in the production of polyamides, specifically in the synthesis of polyamide 6T, a type of nylon. It is also employed as a chemical intermediate in the synthesis of various pharmaceuticals, agrochemicals, and other specialty chemicals. Due to its potential health and environmental hazards, it is important to handle [1,1’-biphenyl]-4,4’-diyldimethanamine with care, following proper safety guidelines.
The CAS Registry Mumber 2457-28-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,4,5 and 7 respectively; the second part has 2 digits, 2 and 8 respectively. Calculate Digit Verification of CAS Registry Number 2457-28: (6*2)+(5*4)+(4*5)+(3*7)+(2*2)+(1*8)=85 85 % 10 = 5 So 2457-28-5 is a valid CAS Registry Number.