14543-12-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 14543-12-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,4,5,4 and 3 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 14543-12:
(7*1)+(6*4)+(5*5)+(4*4)+(3*3)+(2*1)+(1*2)=85
85 % 10 = 5
So 14543-12-5 is a valid CAS Registry Number.