159149-18-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 159149-18-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,9,1,4 and 9 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 159149-18:
(8*1)+(7*5)+(6*9)+(5*1)+(4*4)+(3*9)+(2*1)+(1*8)=155
155 % 10 = 5
So 159149-18-5 is a valid CAS Registry Number.