178181-39-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 178181-39-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,8,1,8 and 1 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 178181-39:
(8*1)+(7*7)+(6*8)+(5*1)+(4*8)+(3*1)+(2*3)+(1*9)=160
160 % 10 = 0
So 178181-39-0 is a valid CAS Registry Number.