184243-93-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 184243-93-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,4,2,4 and 3 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 184243-93:
(8*1)+(7*8)+(6*4)+(5*2)+(4*4)+(3*3)+(2*9)+(1*3)=144
144 % 10 = 4
So 184243-93-4 is a valid CAS Registry Number.