53662-76-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 53662-76-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,6,6 and 2 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 53662-76:
(7*5)+(6*3)+(5*6)+(4*6)+(3*2)+(2*7)+(1*6)=133
133 % 10 = 3
So 53662-76-3 is a valid CAS Registry Number.