Butanedioic acid, 2-cyclopentyl-2-phenyl, dimethyl ester is a complex organic compound with the chemical formula C18H22O4. It is a derivative of butanedioic acid, also known as succinic acid, which has been modified by the addition of a cyclopentyl and a phenyl group to the second carbon, and two methyl groups to the carboxylic acid groups, forming esters. Butanedioic acid, 2-cyclopentyl-2-phenyl-, dimethyl ester is characterized by its molecular structure that includes a four-carbon succinic acid backbone, with a cyclopentyl ring and a phenyl ring attached to the second carbon, and two methyl esters. It is a colorless to pale yellow liquid with a specific aroma and is used in the synthesis of various pharmaceuticals and as a fragrance component in the perfume industry. The compound's unique structure contributes to its specific chemical properties and applications.
The CAS Registry Mumber 3865-31-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,8,6 and 5 respectively; the second part has 2 digits, 3 and 1 respectively. Calculate Digit Verification of CAS Registry Number 3865-31: (6*3)+(5*8)+(4*6)+(3*5)+(2*3)+(1*1)=104 104 % 10 = 4 So 3865-31-4 is a valid CAS Registry Number.