450380-19-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 450380-19-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,5,0,3,8 and 0 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 450380-19:
(8*4)+(7*5)+(6*0)+(5*3)+(4*8)+(3*0)+(2*1)+(1*9)=125
125 % 10 = 5
So 450380-19-5 is a valid CAS Registry Number.