1443352-72-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1443352-72-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,4,3,3,5 and 2 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1443352-72:
(9*1)+(8*4)+(7*4)+(6*3)+(5*3)+(4*5)+(3*2)+(2*7)+(1*2)=144
144 % 10 = 4
So 1443352-72-4 is a valid CAS Registry Number.