1404451-31-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1404451-31-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,0,4,4,5 and 1 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1404451-31:
(9*1)+(8*4)+(7*0)+(6*4)+(5*4)+(4*5)+(3*1)+(2*3)+(1*1)=115
115 % 10 = 5
So 1404451-31-5 is a valid CAS Registry Number.