861072-66-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 861072-66-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,1,0,7 and 2 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 861072-66:
(8*8)+(7*6)+(6*1)+(5*0)+(4*7)+(3*2)+(2*6)+(1*6)=164
164 % 10 = 4
So 861072-66-4 is a valid CAS Registry Number.