845526-69-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 845526-69-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,4,5,5,2 and 6 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 845526-69:
(8*8)+(7*4)+(6*5)+(5*5)+(4*2)+(3*6)+(2*6)+(1*9)=194
194 % 10 = 4
So 845526-69-4 is a valid CAS Registry Number.