Diphenyl-<2-(1-phenyl-ethyl)-phenyl>-phosphin, also known as 1-phenyl-2-(2-phenylphenyl)phenyl-ethan-1-yl-diphenyl-phosphane, is a complex organic compound with the molecular formula C29H25P. It is a phosphorus-containing molecule that features a diphenylphosphinyl group attached to a phenylethylphenyl moiety. Diphenyl-<2-(1-phenyl-ethyl)-phenyl>-phosphin is characterized by its unique structure, which includes two phenyl rings directly bonded to a phosphorus atom, and a phenylethylphenyl group connected to the phosphorus through a carbon-carbon bond. It is a colorless solid and is typically used in the synthesis of various organophosphorus compounds, particularly in the field of pharmaceuticals and agrochemicals. The compound's properties, such as its reactivity and stability, make it a valuable intermediate in the preparation of complex molecules with potential applications in different industries.
The CAS Registry Mumber 981-79-3 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 9,8 and 1 respectively; the second part has 2 digits, 7 and 9 respectively. Calculate Digit Verification of CAS Registry Number 981-79: (5*9)+(4*8)+(3*1)+(2*7)+(1*9)=103 103 % 10 = 3 So 981-79-3 is a valid CAS Registry Number.