1033344-58-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1033344-58-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,3,3,3,4 and 4 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1033344-58:
(9*1)+(8*0)+(7*3)+(6*3)+(5*3)+(4*4)+(3*4)+(2*5)+(1*8)=109
109 % 10 = 9
So 1033344-58-9 is a valid CAS Registry Number.