Aldohexose Configurations — Virtual Textbook

Draw each D-aldohexose in all three common configurational representations. Follow the numbered steps below.

1 Pick an aldohexose

D-(+)-Allose D-(+)-Altrose D-(+)-Galactose D-(+)-Glucose D-(-)-Gulose D-(-)-Idose D-(+)-Mannose D-(+)-Talose

2 Pick a format to start from, then click Show This Format

This fills one canvas with the answer as your starting point. You'll draw the other two yourself in Step 3.

Fischer ZigZag Haworth

3 Draw the other two representations

Modify the two canvases you did not fill in Step 2 so all three show the same sugar. Leave the anomeric site in the Haworth display unspecified.

Fischer Projection

Add four hydroxyl groups

ZigZag Formula

Use Wedge bonds to show configuration

Haworth Pyranose Formula

Use Wedge bonds to show configuration

4 Check your answer