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How to write alt text for an exported figure

In Export (Ctrl+Shift+E), the Alt text box is filled from the name, formula and SMILES. Edit it to say what matters; the Accessibility row reports any issues.

On a Mac, Ctrl is Cmd.

Steps

  1. Select what you want to export and press Ctrl+Shift+E.

  2. Read Alt text. It is written for you from the name, formula and SMILES, for example "Aspirin, C9H8O4. SMILES: CC(=O)OC(C=CC=C1)=C1C(=O)O."

    Alt text in the Export window, with the Accessibility row reading No issues.Alt text in the Export window, with the Accessibility row reading No issues.

  3. Edit it to say what the figure is for, such as the step it shows or the comparison it makes.

  4. Check Accessibility. It reads No issues when the export passes, and opens to list what to fix otherwise.

  5. Export.

Files and formatsHow to export a figure or structure filePress Ctrl+Shift+E, pick a format (Ctrl-click to pick several), read what it keeps and loses, then press Export or Copy. Export again (Ctrl+Alt+E) repeats the last choice.Files and formatsHow to export a figure for a journal paperPick the journal's style in Document type, then export as PDF, SVG or EPS (vector, sharp at any size) or as PNG or TIFF at the resolution the journal asks for, such as 600 dpi.

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Last updated Nov 12, 2026