83473-51-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83473-51-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,4,7 and 3 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 83473-51:
(7*8)+(6*3)+(5*4)+(4*7)+(3*3)+(2*5)+(1*1)=142
142 % 10 = 2
So 83473-51-2 is a valid CAS Registry Number.