667-08-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 667-08-3 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 6,6 and 7 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 667-08:
(5*6)+(4*6)+(3*7)+(2*0)+(1*8)=83
83 % 10 = 3
So 667-08-3 is a valid CAS Registry Number.