1404337-77-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1404337-77-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,0,4,3,3 and 7 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1404337-77:
(9*1)+(8*4)+(7*0)+(6*4)+(5*3)+(4*3)+(3*7)+(2*7)+(1*7)=134
134 % 10 = 4
So 1404337-77-4 is a valid CAS Registry Number.