52040-17-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 52040-17-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,2,0,4 and 0 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 52040-17:
(7*5)+(6*2)+(5*0)+(4*4)+(3*0)+(2*1)+(1*7)=72
72 % 10 = 2
So 52040-17-2 is a valid CAS Registry Number.