297165-96-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 297165-96-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,7,1,6 and 5 respectively; the second part has 2 digits, 9 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 297165-96:
(8*2)+(7*9)+(6*7)+(5*1)+(4*6)+(3*5)+(2*9)+(1*6)=189
189 % 10 = 9
So 297165-96-9 is a valid CAS Registry Number.