249731-47-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 249731-47-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,4,9,7,3 and 1 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 249731-47:
(8*2)+(7*4)+(6*9)+(5*7)+(4*3)+(3*1)+(2*4)+(1*7)=163
163 % 10 = 3
So 249731-47-3 is a valid CAS Registry Number.