492454-63-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 492454-63-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,9,2,4,5 and 4 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 492454-63:
(8*4)+(7*9)+(6*2)+(5*4)+(4*5)+(3*4)+(2*6)+(1*3)=174
174 % 10 = 4
So 492454-63-4 is a valid CAS Registry Number.