41497-40-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 41497-40-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,1,4,9 and 7 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 41497-40:
(7*4)+(6*1)+(5*4)+(4*9)+(3*7)+(2*4)+(1*0)=119
119 % 10 = 9
So 41497-40-9 is a valid CAS Registry Number.