116865-63-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 116865-63-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,6,8,6 and 5 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 116865-63:
(8*1)+(7*1)+(6*6)+(5*8)+(4*6)+(3*5)+(2*6)+(1*3)=145
145 % 10 = 5
So 116865-63-5 is a valid CAS Registry Number.