861578-13-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 861578-13-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,1,5,7 and 8 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 861578-13:
(8*8)+(7*6)+(6*1)+(5*5)+(4*7)+(3*8)+(2*1)+(1*3)=194
194 % 10 = 4
So 861578-13-4 is a valid CAS Registry Number.