445287-69-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 445287-69-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,5,2,8 and 7 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 445287-69:
(8*4)+(7*4)+(6*5)+(5*2)+(4*8)+(3*7)+(2*6)+(1*9)=174
174 % 10 = 4
So 445287-69-4 is a valid CAS Registry Number.