54954-13-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54954-13-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,9,5 and 4 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 54954-13:
(7*5)+(6*4)+(5*9)+(4*5)+(3*4)+(2*1)+(1*3)=141
141 % 10 = 1
So 54954-13-1 is a valid CAS Registry Number.