52401-83-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 52401-83-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,2,4,0 and 1 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 52401-83:
(7*5)+(6*2)+(5*4)+(4*0)+(3*1)+(2*8)+(1*3)=89
89 % 10 = 9
So 52401-83-9 is a valid CAS Registry Number.