185115-20-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 185115-20-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,5,1,1 and 5 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 185115-20:
(8*1)+(7*8)+(6*5)+(5*1)+(4*1)+(3*5)+(2*2)+(1*0)=122
122 % 10 = 2
So 185115-20-2 is a valid CAS Registry Number.