814-34-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 814-34-6 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 8,1 and 4 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 814-34:
(5*8)+(4*1)+(3*4)+(2*3)+(1*4)=66
66 % 10 = 6
So 814-34-6 is a valid CAS Registry Number.