16244-32-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 16244-32-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,2,4 and 4 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 16244-32:
(7*1)+(6*6)+(5*2)+(4*4)+(3*4)+(2*3)+(1*2)=89
89 % 10 = 9
So 16244-32-9 is a valid CAS Registry Number.