42732-14-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 42732-14-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,7,3 and 2 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 42732-14:
(7*4)+(6*2)+(5*7)+(4*3)+(3*2)+(2*1)+(1*4)=99
99 % 10 = 9
So 42732-14-9 is a valid CAS Registry Number.