265670-66-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 265670-66-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,6,5,6,7 and 0 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 265670-66:
(8*2)+(7*6)+(6*5)+(5*6)+(4*7)+(3*0)+(2*6)+(1*6)=164
164 % 10 = 4
So 265670-66-4 is a valid CAS Registry Number.