57469-23-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57469-23-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,4,6 and 9 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 57469-23:
(7*5)+(6*7)+(5*4)+(4*6)+(3*9)+(2*2)+(1*3)=155
155 % 10 = 5
So 57469-23-5 is a valid CAS Registry Number.