168335-78-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 168335-78-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,8,3,3 and 5 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 168335-78:
(8*1)+(7*6)+(6*8)+(5*3)+(4*3)+(3*5)+(2*7)+(1*8)=162
162 % 10 = 2
So 168335-78-2 is a valid CAS Registry Number.