54150-81-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54150-81-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,1,5 and 0 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 54150-81:
(7*5)+(6*4)+(5*1)+(4*5)+(3*0)+(2*8)+(1*1)=101
101 % 10 = 1
So 54150-81-1 is a valid CAS Registry Number.