945843-89-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 945843-89-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,4,5,8,4 and 3 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 945843-89:
(8*9)+(7*4)+(6*5)+(5*8)+(4*4)+(3*3)+(2*8)+(1*9)=220
220 % 10 = 0
So 945843-89-0 is a valid CAS Registry Number.