445249-48-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 445249-48-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,5,2,4 and 9 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 445249-48:
(8*4)+(7*4)+(6*5)+(5*2)+(4*4)+(3*9)+(2*4)+(1*8)=159
159 % 10 = 9
So 445249-48-9 is a valid CAS Registry Number.