59972-45-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 59972-45-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,9,9,7 and 2 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 59972-45:
(7*5)+(6*9)+(5*9)+(4*7)+(3*2)+(2*4)+(1*5)=181
181 % 10 = 1
So 59972-45-1 is a valid CAS Registry Number.