53981-95-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 53981-95-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,9,8 and 1 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 53981-95:
(7*5)+(6*3)+(5*9)+(4*8)+(3*1)+(2*9)+(1*5)=156
156 % 10 = 6
So 53981-95-6 is a valid CAS Registry Number.