533930-18-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 533930-18-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,3,3,9,3 and 0 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 533930-18:
(8*5)+(7*3)+(6*3)+(5*9)+(4*3)+(3*0)+(2*1)+(1*8)=146
146 % 10 = 6
So 533930-18-6 is a valid CAS Registry Number.