133690-76-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 133690-76-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,6,9 and 0 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 133690-76:
(8*1)+(7*3)+(6*3)+(5*6)+(4*9)+(3*0)+(2*7)+(1*6)=133
133 % 10 = 3
So 133690-76-3 is a valid CAS Registry Number.