59401-65-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 59401-65-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,9,4,0 and 1 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 59401-65:
(7*5)+(6*9)+(5*4)+(4*0)+(3*1)+(2*6)+(1*5)=129
129 % 10 = 9
So 59401-65-9 is a valid CAS Registry Number.