1248431-20-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1248431-20-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,8,4,3 and 1 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1248431-20:
(9*1)+(8*2)+(7*4)+(6*8)+(5*4)+(4*3)+(3*1)+(2*2)+(1*0)=140
140 % 10 = 0
So 1248431-20-0 is a valid CAS Registry Number.