102108-31-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 102108-31-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,1,0 and 8 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 102108-31:
(8*1)+(7*0)+(6*2)+(5*1)+(4*0)+(3*8)+(2*3)+(1*1)=56
56 % 10 = 6
So 102108-31-6 is a valid CAS Registry Number.