1597448-68-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1597448-68-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,9,7,4,4 and 8 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1597448-68:
(9*1)+(8*5)+(7*9)+(6*7)+(5*4)+(4*4)+(3*8)+(2*6)+(1*8)=234
234 % 10 = 4
So 1597448-68-4 is a valid CAS Registry Number.