345319-64-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 345319-64-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,5,3,1 and 9 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 345319-64:
(8*3)+(7*4)+(6*5)+(5*3)+(4*1)+(3*9)+(2*6)+(1*4)=144
144 % 10 = 4
So 345319-64-4 is a valid CAS Registry Number.