43017-61-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 43017-61-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,3,0,1 and 7 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 43017-61:
(7*4)+(6*3)+(5*0)+(4*1)+(3*7)+(2*6)+(1*1)=84
84 % 10 = 4
So 43017-61-4 is a valid CAS Registry Number.