40169-33-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40169-33-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,1,6 and 9 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 40169-33:
(7*4)+(6*0)+(5*1)+(4*6)+(3*9)+(2*3)+(1*3)=93
93 % 10 = 3
So 40169-33-3 is a valid CAS Registry Number.