495415-40-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 495415-40-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,9,5,4,1 and 5 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 495415-40:
(8*4)+(7*9)+(6*5)+(5*4)+(4*1)+(3*5)+(2*4)+(1*0)=172
172 % 10 = 2
So 495415-40-2 is a valid CAS Registry Number.