14399-40-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 14399-40-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,4,3,9 and 9 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 14399-40:
(7*1)+(6*4)+(5*3)+(4*9)+(3*9)+(2*4)+(1*0)=117
117 % 10 = 7
So 14399-40-7 is a valid CAS Registry Number.