474917-83-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 474917-83-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,7,4,9,1 and 7 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 474917-83:
(8*4)+(7*7)+(6*4)+(5*9)+(4*1)+(3*7)+(2*8)+(1*3)=194
194 % 10 = 4
So 474917-83-4 is a valid CAS Registry Number.