111301-18-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 111301-18-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,3,0 and 1 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 111301-18:
(8*1)+(7*1)+(6*1)+(5*3)+(4*0)+(3*1)+(2*1)+(1*8)=49
49 % 10 = 9
So 111301-18-9 is a valid CAS Registry Number.