445395-90-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 445395-90-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,5,3,9 and 5 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 445395-90:
(8*4)+(7*4)+(6*5)+(5*3)+(4*9)+(3*5)+(2*9)+(1*0)=174
174 % 10 = 4
So 445395-90-4 is a valid CAS Registry Number.