23581-48-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23581-48-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,5,8 and 1 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 23581-48:
(7*2)+(6*3)+(5*5)+(4*8)+(3*1)+(2*4)+(1*8)=108
108 % 10 = 8
So 23581-48-8 is a valid CAS Registry Number.