141959-43-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 141959-43-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,1,9,5 and 9 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 141959-43:
(8*1)+(7*4)+(6*1)+(5*9)+(4*5)+(3*9)+(2*4)+(1*3)=145
145 % 10 = 5
So 141959-43-5 is a valid CAS Registry Number.