269-71-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 269-71-6 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 2,6 and 9 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 269-71:
(5*2)+(4*6)+(3*9)+(2*7)+(1*1)=76
76 % 10 = 6
So 269-71-6 is a valid CAS Registry Number.