861526-85-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 861526-85-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,1,5,2 and 6 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 861526-85:
(8*8)+(7*6)+(6*1)+(5*5)+(4*2)+(3*6)+(2*8)+(1*5)=184
184 % 10 = 4
So 861526-85-4 is a valid CAS Registry Number.