54041-64-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54041-64-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,0,4 and 1 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 54041-64:
(7*5)+(6*4)+(5*0)+(4*4)+(3*1)+(2*6)+(1*4)=94
94 % 10 = 4
So 54041-64-4 is a valid CAS Registry Number.