43039-14-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 43039-14-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,3,0,3 and 9 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 43039-14:
(7*4)+(6*3)+(5*0)+(4*3)+(3*9)+(2*1)+(1*4)=91
91 % 10 = 1
So 43039-14-1 is a valid CAS Registry Number.