1240314-05-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1240314-05-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,0,3,1 and 4 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1240314-05:
(9*1)+(8*2)+(7*4)+(6*0)+(5*3)+(4*1)+(3*4)+(2*0)+(1*5)=89
89 % 10 = 9
So 1240314-05-9 is a valid CAS Registry Number.