26666-43-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 26666-43-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,6,6,6 and 6 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 26666-43:
(7*2)+(6*6)+(5*6)+(4*6)+(3*6)+(2*4)+(1*3)=133
133 % 10 = 3
So 26666-43-3 is a valid CAS Registry Number.