545392-50-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 545392-50-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,4,5,3,9 and 2 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 545392-50:
(8*5)+(7*4)+(6*5)+(5*3)+(4*9)+(3*2)+(2*5)+(1*0)=165
165 % 10 = 5
So 545392-50-5 is a valid CAS Registry Number.