1329328-72-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1329328-72-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,2,9,3,2 and 8 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1329328-72:
(9*1)+(8*3)+(7*2)+(6*9)+(5*3)+(4*2)+(3*8)+(2*7)+(1*2)=164
164 % 10 = 4
So 1329328-72-4 is a valid CAS Registry Number.