545365-57-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 545365-57-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,4,5,3,6 and 5 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 545365-57:
(8*5)+(7*4)+(6*5)+(5*3)+(4*6)+(3*5)+(2*5)+(1*7)=169
169 % 10 = 9
So 545365-57-9 is a valid CAS Registry Number.