57943-05-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57943-05-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,9,4 and 3 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 57943-05:
(7*5)+(6*7)+(5*9)+(4*4)+(3*3)+(2*0)+(1*5)=152
152 % 10 = 2
So 57943-05-2 is a valid CAS Registry Number.