252950-80-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 252950-80-4 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 0 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 252950-80:
(8*2)+(7*5)+(6*2)+(5*9)+(4*5)+(3*0)+(2*8)+(1*0)=144
144 % 10 = 4
So 252950-80-4 is a valid CAS Registry Number.