1240284-08-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1240284-08-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,0,2,8 and 4 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1240284-08:
(9*1)+(8*2)+(7*4)+(6*0)+(5*2)+(4*8)+(3*4)+(2*0)+(1*8)=115
115 % 10 = 5
So 1240284-08-5 is a valid CAS Registry Number.