181489-61-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 181489-61-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,1,4,8 and 9 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 181489-61:
(8*1)+(7*8)+(6*1)+(5*4)+(4*8)+(3*9)+(2*6)+(1*1)=162
162 % 10 = 2
So 181489-61-2 is a valid CAS Registry Number.