473451-81-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 473451-81-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,7,3,4,5 and 1 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 473451-81:
(8*4)+(7*7)+(6*3)+(5*4)+(4*5)+(3*1)+(2*8)+(1*1)=159
159 % 10 = 9
So 473451-81-9 is a valid CAS Registry Number.