6510-16-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6510-16-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,5,1 and 0 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 6510-16:
(6*6)+(5*5)+(4*1)+(3*0)+(2*1)+(1*6)=73
73 % 10 = 3
So 6510-16-3 is a valid CAS Registry Number.