54585-13-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54585-13-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,5,8 and 5 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 54585-13:
(7*5)+(6*4)+(5*5)+(4*8)+(3*5)+(2*1)+(1*3)=136
136 % 10 = 6
So 54585-13-6 is a valid CAS Registry Number.