40468-61-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40468-61-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,4,6 and 8 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 40468-61:
(7*4)+(6*0)+(5*4)+(4*6)+(3*8)+(2*6)+(1*1)=109
109 % 10 = 9
So 40468-61-9 is a valid CAS Registry Number.