163955-62-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 163955-62-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,3,9,5 and 5 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 163955-62:
(8*1)+(7*6)+(6*3)+(5*9)+(4*5)+(3*5)+(2*6)+(1*2)=162
162 % 10 = 2
So 163955-62-2 is a valid CAS Registry Number.