67726-16-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67726-16-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,7,2 and 6 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 67726-16:
(7*6)+(6*7)+(5*7)+(4*2)+(3*6)+(2*1)+(1*6)=153
153 % 10 = 3
So 67726-16-3 is a valid CAS Registry Number.