(1R,2R,3aS,5S,5aR,8S,8aS,10aS,10bS,10cS)-1,2,5,8-Tetramethyl-hexadecahydro-pyrene-1,8-diamine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 120591-15-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,0,5,9 and 1 respectively; the second part has 2 digits, 1 and 5 respectively. Calculate Digit Verification of CAS Registry Number 120591-15: (8*1)+(7*2)+(6*0)+(5*5)+(4*9)+(3*1)+(2*1)+(1*5)=93 93 % 10 = 3 So 120591-15-3 is a valid CAS Registry Number.