54266-23-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54266-23-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,2,6 and 6 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 54266-23:
(7*5)+(6*4)+(5*2)+(4*6)+(3*6)+(2*2)+(1*3)=118
118 % 10 = 8
So 54266-23-8 is a valid CAS Registry Number.