(2E,4E,7E,11E,15E)-8,12,16,20-Tetramethyl-henicosa-2,4,7,11,15,19-hexaen-1-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 332343-92-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,2,3,4 and 3 respectively; the second part has 2 digits, 9 and 2 respectively. Calculate Digit Verification of CAS Registry Number 332343-92: (8*3)+(7*3)+(6*2)+(5*3)+(4*4)+(3*3)+(2*9)+(1*2)=117 117 % 10 = 7 So 332343-92-7 is a valid CAS Registry Number.