845507-66-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 845507-66-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,4,5,5,0 and 7 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 845507-66:
(8*8)+(7*4)+(6*5)+(5*5)+(4*0)+(3*7)+(2*6)+(1*6)=186
186 % 10 = 6
So 845507-66-6 is a valid CAS Registry Number.