861622-40-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 861622-40-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,1,6,2 and 2 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 861622-40:
(8*8)+(7*6)+(6*1)+(5*6)+(4*2)+(3*2)+(2*4)+(1*0)=164
164 % 10 = 4
So 861622-40-4 is a valid CAS Registry Number.