ChemDraw is a powerful software tool commonly used by chemists to draw and visualize chemical structures. While it is well known for its 2D drawing capabilities, it also has the ability to display and interact with 3D molecular models. Here's how to view 3D models in ChemDraw.

1. Launch ChemDraw: Open your ChemDraw software on your computer and create a new document or open an existing one.

2. Draw or Insert a Molecule: You can either draw a molecule using the drawing tools or insert an existing molecule from a database. Once the molecule is on the canvas, select it by clicking on it.

3. Display the 3D Model: With the molecule selected, go to the 'View' menu at the top of the screen and select '3D Structure'. This will display the 3D representation of the molecule.

4. Manipulate the 3D Model: You can now manipulate the 3D model in various ways. Use the mouse to rotate the molecule and view it from different angles. You can also zoom in and out to get a closer look at specific parts of the molecule.

5. Customize the Display: ChemDraw allows you to customize the display of the 3D model. You can change the representation style, adjust the atom labels, and even add measurement tools to analyze bond lengths and angles.

6. Save and Export: Once you are satisfied with the 3D representation of the molecule, you can save or export it in various file formats for use in reports, presentations, or publications.

By following these simple steps, you can easily view and manipulate 3D models in ChemDraw, allowing for a better understanding of molecular structures and their properties. Whether you are a student, researcher, or industry professional, the ability to work with 3D molecular models can greatly enhance your work in the field of chemistry.