104286-53-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 104286-53-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,2,8 and 6 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 104286-53:
(8*1)+(7*0)+(6*4)+(5*2)+(4*8)+(3*6)+(2*5)+(1*3)=105
105 % 10 = 5
So 104286-53-5 is a valid CAS Registry Number.