42273-05-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 42273-05-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,2,7 and 3 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 42273-05:
(7*4)+(6*2)+(5*2)+(4*7)+(3*3)+(2*0)+(1*5)=92
92 % 10 = 2
So 42273-05-2 is a valid CAS Registry Number.