252264-89-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 252264-89-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,2,2,6 and 4 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 252264-89:
(8*2)+(7*5)+(6*2)+(5*2)+(4*6)+(3*4)+(2*8)+(1*9)=134
134 % 10 = 4
So 252264-89-4 is a valid CAS Registry Number.