533937-55-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 533937-55-2 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 7 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 533937-55:
(8*5)+(7*3)+(6*3)+(5*9)+(4*3)+(3*7)+(2*5)+(1*5)=172
172 % 10 = 2
So 533937-55-2 is a valid CAS Registry Number.