54215-46-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54215-46-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,2,1 and 5 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 54215-46:
(7*5)+(6*4)+(5*2)+(4*1)+(3*5)+(2*4)+(1*6)=102
102 % 10 = 2
So 54215-46-2 is a valid CAS Registry Number.