809271-86-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 809271-86-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,0,9,2,7 and 1 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 809271-86:
(8*8)+(7*0)+(6*9)+(5*2)+(4*7)+(3*1)+(2*8)+(1*6)=181
181 % 10 = 1
So 809271-86-1 is a valid CAS Registry Number.