24342-57-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 24342-57-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,4,3,4 and 2 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 24342-57:
(7*2)+(6*4)+(5*3)+(4*4)+(3*2)+(2*5)+(1*7)=92
92 % 10 = 2
So 24342-57-2 is a valid CAS Registry Number.