97166-82-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97166-82-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,1,6 and 6 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 97166-82:
(7*9)+(6*7)+(5*1)+(4*6)+(3*6)+(2*8)+(1*2)=170
170 % 10 = 0
So 97166-82-0 is a valid CAS Registry Number.