40198-83-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40198-83-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,1,9 and 8 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 40198-83:
(7*4)+(6*0)+(5*1)+(4*9)+(3*8)+(2*8)+(1*3)=112
112 % 10 = 2
So 40198-83-2 is a valid CAS Registry Number.