82167-49-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 82167-49-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,1,6 and 7 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 82167-49:
(7*8)+(6*2)+(5*1)+(4*6)+(3*7)+(2*4)+(1*9)=135
135 % 10 = 5
So 82167-49-5 is a valid CAS Registry Number.