51525-97-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 51525-97-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,1,5,2 and 5 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 51525-97:
(7*5)+(6*1)+(5*5)+(4*2)+(3*5)+(2*9)+(1*7)=114
114 % 10 = 4
So 51525-97-4 is a valid CAS Registry Number.