1611473-65-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1611473-65-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,1,1,4,7 and 3 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1611473-65:
(9*1)+(8*6)+(7*1)+(6*1)+(5*4)+(4*7)+(3*3)+(2*6)+(1*5)=144
144 % 10 = 4
So 1611473-65-4 is a valid CAS Registry Number.