184430-39-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 184430-39-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,4,4,3 and 0 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 184430-39:
(8*1)+(7*8)+(6*4)+(5*4)+(4*3)+(3*0)+(2*3)+(1*9)=135
135 % 10 = 5
So 184430-39-5 is a valid CAS Registry Number.