1403249-53-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1403249-53-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,0,3,2,4 and 9 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1403249-53:
(9*1)+(8*4)+(7*0)+(6*3)+(5*2)+(4*4)+(3*9)+(2*5)+(1*3)=125
125 % 10 = 5
So 1403249-53-5 is a valid CAS Registry Number.