251354-68-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 251354-68-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,1,3,5 and 4 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 251354-68:
(8*2)+(7*5)+(6*1)+(5*3)+(4*5)+(3*4)+(2*6)+(1*8)=124
124 % 10 = 4
So 251354-68-4 is a valid CAS Registry Number.