1448855-49-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1448855-49-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,4,8,8,5 and 5 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1448855-49:
(9*1)+(8*4)+(7*4)+(6*8)+(5*8)+(4*5)+(3*5)+(2*4)+(1*9)=209
209 % 10 = 9
So 1448855-49-9 is a valid CAS Registry Number.