18163-75-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 18163-75-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,1,6 and 3 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 18163-75:
(7*1)+(6*8)+(5*1)+(4*6)+(3*3)+(2*7)+(1*5)=112
112 % 10 = 2
So 18163-75-2 is a valid CAS Registry Number.