866211-70-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 866211-70-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,6,2,1 and 1 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 866211-70:
(8*8)+(7*6)+(6*6)+(5*2)+(4*1)+(3*1)+(2*7)+(1*0)=173
173 % 10 = 3
So 866211-70-3 is a valid CAS Registry Number.