861578-26-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 861578-26-9 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, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 861578-26:
(8*8)+(7*6)+(6*1)+(5*5)+(4*7)+(3*8)+(2*2)+(1*6)=199
199 % 10 = 9
So 861578-26-9 is a valid CAS Registry Number.