83794-71-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83794-71-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,7,9 and 4 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 83794-71:
(7*8)+(6*3)+(5*7)+(4*9)+(3*4)+(2*7)+(1*1)=172
172 % 10 = 2
So 83794-71-2 is a valid CAS Registry Number.