155889-19-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 155889-19-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,5,8,8 and 9 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 155889-19:
(8*1)+(7*5)+(6*5)+(5*8)+(4*8)+(3*9)+(2*1)+(1*9)=183
183 % 10 = 3
So 155889-19-3 is a valid CAS Registry Number.