1404077-71-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1404077-71-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,0,4,0,7 and 7 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1404077-71:
(9*1)+(8*4)+(7*0)+(6*4)+(5*0)+(4*7)+(3*7)+(2*7)+(1*1)=129
129 % 10 = 9
So 1404077-71-9 is a valid CAS Registry Number.