16163-65-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 16163-65-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,1,6 and 3 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 16163-65:
(7*1)+(6*6)+(5*1)+(4*6)+(3*3)+(2*6)+(1*5)=98
98 % 10 = 8
So 16163-65-8 is a valid CAS Registry Number.