1443541-43-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1443541-43-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,4,3,5,4 and 1 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1443541-43:
(9*1)+(8*4)+(7*4)+(6*3)+(5*5)+(4*4)+(3*1)+(2*4)+(1*3)=142
142 % 10 = 2
So 1443541-43-2 is a valid CAS Registry Number.