208164-74-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 208164-74-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,8,1,6 and 4 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 208164-74:
(8*2)+(7*0)+(6*8)+(5*1)+(4*6)+(3*4)+(2*7)+(1*4)=123
123 % 10 = 3
So 208164-74-3 is a valid CAS Registry Number.