1589547-53-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1589547-53-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,8,9,5,4 and 7 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1589547-53:
(9*1)+(8*5)+(7*8)+(6*9)+(5*5)+(4*4)+(3*7)+(2*5)+(1*3)=234
234 % 10 = 4
So 1589547-53-4 is a valid CAS Registry Number.