116163-18-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 116163-18-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,6,1,6 and 3 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 116163-18:
(8*1)+(7*1)+(6*6)+(5*1)+(4*6)+(3*3)+(2*1)+(1*8)=99
99 % 10 = 9
So 116163-18-9 is a valid CAS Registry Number.