(4aR,5S,6S,8aR)-(+)-3,4,4a,5,6,7,8,8a-octahydro-6-hydroxy-5-(hydroxymethyl)-8a-methyl-1-(2H)-naphthalenone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 117439-22-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,4,3 and 9 respectively; the second part has 2 digits, 2 and 2 respectively. Calculate Digit Verification of CAS Registry Number 117439-22: (8*1)+(7*1)+(6*7)+(5*4)+(4*3)+(3*9)+(2*2)+(1*2)=122 122 % 10 = 2 So 117439-22-2 is a valid CAS Registry Number.