42864-25-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 42864-25-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,8,6 and 4 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 42864-25:
(7*4)+(6*2)+(5*8)+(4*6)+(3*4)+(2*2)+(1*5)=125
125 % 10 = 5
So 42864-25-5 is a valid CAS Registry Number.