1323949-72-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1323949-72-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,2,3,9,4 and 9 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1323949-72:
(9*1)+(8*3)+(7*2)+(6*3)+(5*9)+(4*4)+(3*9)+(2*7)+(1*2)=169
169 % 10 = 9
So 1323949-72-9 is a valid CAS Registry Number.