1108684-97-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1108684-97-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,0,8,6,8 and 4 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1108684-97:
(9*1)+(8*1)+(7*0)+(6*8)+(5*6)+(4*8)+(3*4)+(2*9)+(1*7)=164
164 % 10 = 4
So 1108684-97-4 is a valid CAS Registry Number.