108869-56-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 108869-56-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,8,8,6 and 9 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 108869-56:
(8*1)+(7*0)+(6*8)+(5*8)+(4*6)+(3*9)+(2*5)+(1*6)=163
163 % 10 = 3
So 108869-56-3 is a valid CAS Registry Number.