1444411-73-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1444411-73-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,4,4,4,1 and 1 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1444411-73:
(9*1)+(8*4)+(7*4)+(6*4)+(5*4)+(4*1)+(3*1)+(2*7)+(1*3)=137
137 % 10 = 7
So 1444411-73-7 is a valid CAS Registry Number.