1248020-18-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1248020-18-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,8,0,2 and 0 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1248020-18:
(9*1)+(8*2)+(7*4)+(6*8)+(5*0)+(4*2)+(3*0)+(2*1)+(1*8)=119
119 % 10 = 9
So 1248020-18-9 is a valid CAS Registry Number.