1448451-49-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1448451-49-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,4,8,4,5 and 1 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1448451-49:
(9*1)+(8*4)+(7*4)+(6*8)+(5*4)+(4*5)+(3*1)+(2*4)+(1*9)=177
177 % 10 = 7
So 1448451-49-7 is a valid CAS Registry Number.