115809-84-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 115809-84-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,5,8,0 and 9 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 115809-84:
(8*1)+(7*1)+(6*5)+(5*8)+(4*0)+(3*9)+(2*8)+(1*4)=132
132 % 10 = 2
So 115809-84-2 is a valid CAS Registry Number.