# Convert all CDX to SVG obabel *.cdx -O output.svg for file in *.svg; do convert "$file" -background white -flatten "$file%.svg.jpg" done Option C: Indigo Batch Script Indigo (open-source) offers batch conversion:
indigo batch -i input_dir -o output_dir -f jpg | Problem | Likely Cause | Solution | | :--- | :--- | :--- | | JPG is blurry | Too low resolution | Set at least 300 DPI during export. | | Text is garbled | Font missing (e.g., Arial, Times) | Install ChemDraw fonts or convert on a machine with ChemDraw. | | Background is black or transparent | JPG does not support transparency | Add white background in export settings or use an image editor to fill. | | File won't open in online converter | File too large or corrupted | Try a desktop tool like ChemSketch. | | Bonds look thick and uneven | Anti-aliasing off | Enable anti-aliasing in export dialog. | Part 7: Alternatives to JPG – Better Formats for Chemical Structures Before settling on JPG, consider these superior alternatives for sharing chemical diagrams. convert cdx to jpg
For Each file In Files Open file ExportAs JPEG, resolution:=300 Next Open Babel can convert CDX to SVG (vector), then ImageMagick converts SVG to JPG. # Convert all CDX to SVG obabel *