4-Ethoxy-1,1-diphenyl-buta-1,3-dien, also known as 4-ethoxy-1,1-diphenylbutadiene, is an organic compound characterized by a conjugated diene system with a phenyl group attached to each end of the butadiene chain. The molecule features an ethoxy group (an ether functional group) at the 4-position, which is connected to the central carbon atom of the diene. 4-Aethoxy-1,1-diphenyl-buta-1,3-dien is of interest in organic chemistry due to its potential applications in the synthesis of various pharmaceuticals and other organic compounds. It is also known for its reactivity, particularly in reactions involving the diene system, which can participate in Diels-Alder reactions and other cycloadditions. The compound's structure and properties make it a valuable intermediate in the preparation of more complex molecules.
The CAS Registry Mumber 4137-91-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,1,3 and 7 respectively; the second part has 2 digits, 9 and 1 respectively. Calculate Digit Verification of CAS Registry Number 4137-91: (6*4)+(5*1)+(4*3)+(3*7)+(2*9)+(1*1)=81 81 % 10 = 1 So 4137-91-1 is a valid CAS Registry Number.