108981-71-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 108981-71-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,8,9,8 and 1 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 108981-71:
(8*1)+(7*0)+(6*8)+(5*9)+(4*8)+(3*1)+(2*7)+(1*1)=151
151 % 10 = 1
So 108981-71-1 is a valid CAS Registry Number.