866040-11-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 866040-11-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,6,0,4 and 0 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 866040-11:
(8*8)+(7*6)+(6*6)+(5*0)+(4*4)+(3*0)+(2*1)+(1*1)=161
161 % 10 = 1
So 866040-11-1 is a valid CAS Registry Number.