141743-53-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 141743-53-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,1,7,4 and 3 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 141743-53:
(8*1)+(7*4)+(6*1)+(5*7)+(4*4)+(3*3)+(2*5)+(1*3)=115
115 % 10 = 5
So 141743-53-5 is a valid CAS Registry Number.