59554-53-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 59554-53-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,9,5,5 and 4 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 59554-53:
(7*5)+(6*9)+(5*5)+(4*5)+(3*4)+(2*5)+(1*3)=159
159 % 10 = 9
So 59554-53-9 is a valid CAS Registry Number.