16180-41-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 16180-41-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,1,8 and 0 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 16180-41:
(7*1)+(6*6)+(5*1)+(4*8)+(3*0)+(2*4)+(1*1)=89
89 % 10 = 9
So 16180-41-9 is a valid CAS Registry Number.