54766-68-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54766-68-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,7,6 and 6 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 54766-68:
(7*5)+(6*4)+(5*7)+(4*6)+(3*6)+(2*6)+(1*8)=156
156 % 10 = 6
So 54766-68-6 is a valid CAS Registry Number.