165289-85-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 165289-85-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,5,2,8 and 9 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 165289-85:
(8*1)+(7*6)+(6*5)+(5*2)+(4*8)+(3*9)+(2*8)+(1*5)=170
170 % 10 = 0
So 165289-85-0 is a valid CAS Registry Number.