For each of the following names, draw a structural formula using the drawing window opened by the Draw Formulas button. In the box following the Check Molecule button indicate the class of amines (primary, secondary, tertiary or quaternary) to which your structure belongs by entering the corresponding number (1 for 1 º, 2 for 2 º etc.). When you are finished, Submit your formula and then check it by pressing the Check Molecule button. A help screen is available for the drawing window.

By clicking the Draw Formulas button below a window will open, in which structural formulas for designated names may be drawn.	1.  Draw the Structural Formula for tripropylamine  ..........    Class? 2.  Draw the Structural Formula for 2-aminobutane   ..........    Class? 3.  Draw the Structural Formula for benzylisopropylamine  .....     Class? 4.  Draw the Structural Formula for N,N-diethylaniline  ........    Class? 5.  Draw the Structural Formula for N,N-dimethylpiperidinium .....   Class?