59439-63-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 59439-63-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,9,4,3 and 9 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 59439-63:
(7*5)+(6*9)+(5*4)+(4*3)+(3*9)+(2*6)+(1*3)=163
163 % 10 = 3
So 59439-63-3 is a valid CAS Registry Number.