294172-73-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 294172-73-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,4,1,7 and 2 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 294172-73:
(8*2)+(7*9)+(6*4)+(5*1)+(4*7)+(3*2)+(2*7)+(1*3)=159
159 % 10 = 9
So 294172-73-9 is a valid CAS Registry Number.