250165-80-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 250165-80-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,0,1,6 and 5 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 250165-80:
(8*2)+(7*5)+(6*0)+(5*1)+(4*6)+(3*5)+(2*8)+(1*0)=111
111 % 10 = 1
So 250165-80-1 is a valid CAS Registry Number.