42443-95-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 42443-95-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,4,4 and 3 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 42443-95:
(7*4)+(6*2)+(5*4)+(4*4)+(3*3)+(2*9)+(1*5)=108
108 % 10 = 8
So 42443-95-8 is a valid CAS Registry Number.