14256-71-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 14256-71-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,4,2,5 and 6 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 14256-71:
(7*1)+(6*4)+(5*2)+(4*5)+(3*6)+(2*7)+(1*1)=94
94 % 10 = 4
So 14256-71-4 is a valid CAS Registry Number.