252951-45-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 252951-45-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,2,9,5 and 1 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 252951-45:
(8*2)+(7*5)+(6*2)+(5*9)+(4*5)+(3*1)+(2*4)+(1*5)=144
144 % 10 = 4
So 252951-45-4 is a valid CAS Registry Number.