54035-89-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54035-89-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,0,3 and 5 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 54035-89:
(7*5)+(6*4)+(5*0)+(4*3)+(3*5)+(2*8)+(1*9)=111
111 % 10 = 1
So 54035-89-1 is a valid CAS Registry Number.