72193-08-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72193-08-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,1,9 and 3 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 72193-08:
(7*7)+(6*2)+(5*1)+(4*9)+(3*3)+(2*0)+(1*8)=119
119 % 10 = 9
So 72193-08-9 is a valid CAS Registry Number.