104665-85-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 104665-85-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,6,6 and 5 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 104665-85:
(8*1)+(7*0)+(6*4)+(5*6)+(4*6)+(3*5)+(2*8)+(1*5)=122
122 % 10 = 2
So 104665-85-2 is a valid CAS Registry Number.