545339-11-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 545339-11-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,4,5,3,3 and 9 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 545339-11:
(8*5)+(7*4)+(6*5)+(5*3)+(4*3)+(3*9)+(2*1)+(1*1)=155
155 % 10 = 5
So 545339-11-5 is a valid CAS Registry Number.