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FX ChemStruct / FX Draw Chemical Structures
Desktop software for creating 2D chemical structure diagrams from typed formulas, now integrated into FX Draw.
Paid. 23 of 65 checklist features confirmed.
Official demo
Main canvas
Paid, checked from the manual
Paid, checked from the manual
Default drawings
Paid, checked from the manual
Caffeine
Paid, checked from the manual
Paclitaxel
Paid, checked from the manual
Cholesterol in 3D
Facts
- Latest version
- V26.10.25
- Runs on
- macOS, Windows
- License
- Proprietary subscription software; evaluation drawings are watermarked.
- Price
- Paid subscription; quote via regional calculator (2026-11-05).
- Plans
- FX Science Tools: Regional subscription quote (2026-11-06)
- Relies on
- Not established. Vendor documentation does not establish canvas provenance or chemistry libraries.
- Interface
- Qt
- Main language
- Not published
- Other languages
- Not established
- Renderer
- Not established
- Third-party licenses
- Not established
- Standalone FX ChemStruct is deprecated; chemical drawing is now integrated into FX Draw.
- Designed for secondary-school diagrams; ring handling is limited.
- Current PowerPoint integration documentation and FX Draw release notes disagree.
Features
- Tested by running it
- Seen in the app
- The manual says yes
- Partly, with the reason shown
- Not supported
- Not established, which is not the same as no
Select a mark for its proof. A filled mark opens our screenshot, or the manual if the check left nothing to picture. A ring opens the manual.
Drawing structures
- Partly: Bond orders generated from typed formulas; direct bond editing unverified. Opens the cited page.Single, double and triple bondsBond orders generated from typed formulas; direct bond editing unverified.efofex.com
- Not establishedWedge, hash and wavy bonds
- Partly: Coordinate bonds supported; another specialist bond type unverified. Opens the cited page.Dative, hydrogen and quadruple bondsCoordinate bonds supported; another specialist bond type unverified.efofex.com
- Not establishedChoose double-bond side
- Partly: Typed ring notation; automatic recognition and supported rings are limited. Opens the cited page.Ring toolsTyped ring notation; automatic recognition and supported rings are limited.efofex.com
- Not establishedChair and Haworth rings
- Partly: Chains generated from typed formulas; dragging chains is unverified. Opens the cited page.Chain toolChains generated from typed formulas; dragging chains is unverified.efofex.com
- Not establishedTemplate library
- Yes, according to the manual: FX Draw saves selected drawings to reusable galleries. Opens the cited page.Save your own templatesFX Draw saves selected drawings to reusable galleries.efofex.com
- Yes, according to the manual: Recognizes bz and optional ph as benzene-ring codes. Opens the cited page.Group abbreviationsRecognizes bz and optional ph as benzene-ring codes.efofex.com
- Partly: Charges supported; isotope and arbitrary atom labels unverified. Opens the cited page.Charges, isotopes and atom labelsCharges supported; isotope and arbitrary atom labels unverified.efofex.com
- Yes, according to the manual: Displays lone pairs on atoms. Opens the cited page.Radicals and lone pairsDisplays lone pairs on atoms.efofex.com
- Not establishedKeyboard drawing
- Partly: Rectangle/Ctrl selection and transforms; lasso selection unverified. Opens the cited page.Lasso select and transformsRectangle/Ctrl selection and transforms; lasso selection unverified.efofex.com
- Not establishedTilt drawings in perspective
Reactions and mechanisms
- Yes, according to the manual: Forward and double arrows, with labels above and below. Opens the cited page.Reaction arrowsForward and double arrows, with labels above and below.efofex.com
- Yes, according to the manual: FX Draw provides editable Bezier curves with arrowheads. Opens the cited page.Curved mechanism arrowsFX Draw provides editable Bezier curves with arrowheads.efofex.com
- Not establishedMachine-readable reactions
- Not establishedAtom mapping
- Not establishedOrbitals and symbols
Figures and layout
- Yes, according to the manual: FX Draw text boxes combine formatted text, superscripts and subscripts. Opens the cited page.Rich text captionsFX Draw text boxes combine formatted text, superscripts and subscripts.efofex.com
- Yes, according to the manual: FX Draw provides editable shapes and Bezier/freehand curves. Opens the cited page.Shapes, brackets and curvesFX Draw provides editable shapes and Bezier/freehand curves.efofex.com
- Not establishedAlign and distribute
- Yes, according to the manual: FX Draw groups can be moved and resized together. Opens the cited page.Group and ungroupFX Draw groups can be moved and resized together.efofex.com
- Not established2D structure cleanup
- Not establishedJournal drawing styles
- Yes, according to the manual: Saves bond defaults; separate default font settings are available. Opens the cited page.Reusable custom stylesSaves bond defaults; separate default font settings are available.efofex.com
- Yes, according to the manual: FX Draw supports individual object line and fill colors. Opens the cited page.Color controlFX Draw supports individual object line and fill colors.efofex.com
- Not establishedColor highlighting
- Not establishedPage layout and multipage
- Yes, according to the manual: FX Draw places imported bitmaps on the canvas. Opens the cited page.Imported picturesFX Draw places imported bitmaps on the canvas.efofex.com
- Yes, according to the manual: FX Draw offers editable tables. Opens the cited page.TLC plates and tablesFX Draw offers editable tables.efofex.com
Chemistry intelligence
- Not establishedStructure checking
- Not establishedR/S and E/Z labels
- Not establishedFormula and mass
- Not establishedProperty estimates
- Not establishedName to structure
- Not establishedStructure to name
- Not establishedNMR prediction
- Yes, according to the manual: Supports R and R-prime groups in structures. Opens the cited page.R-groups and query structuresSupports R and R-prime groups in structures.efofex.com
- Not establishedPolymers and repeat units
- Not establishedPeptides and nucleic acids
- Not establishedImage to structure
- Not establishedOnline structure lookup
- Not established3D model view
- Not establishedCrystal structures
Files and exchange
- Not establishedCDXML import and export
- Not establishedCDX import and export
- Not establishedMOL and SDF
- Not establishedSMILES
- Not establishedInChI
- Not establishedRXN files
- Yes, according to the manual: Exports vector SVG graphics. Opens the cited page.SVG exportExports vector SVG graphics.efofex.com
- Not establishedPDF export
- Yes, according to the manual: PNG output at 360 dpi; optional 600 dpi. Opens the cited page.High-resolution PNGPNG output at 360 dpi; optional 600 dpi.efofex.com
- Not establishedPaste to and from ChemDraw
- Yes, according to the manual: Word for Windows OLE; Classic Edition is deprecated. Opens the cited page.Editable in Word or PowerPointWord for Windows OLE; Classic Edition is deprecated.efofex.com
- Partly: OLE double-click editing documented for Windows Word in Classic Edition. Opens the cited page.Windows Office OLEOLE double-click editing documented for Windows Word in Classic Edition.efofex.com
APIs and automation
- Not establishedPython API
- Not establishedJavaScript or TypeScript API
- Not establishedCommand-line tool
- Not establishedAI agent control
- Not establishedBuilt-in AI assistant
Embedding and extension
- Not establishedPlugins
- Not established: OLE objects launch separate editor; in-place embedding unconfirmed.Embed in your own appOLE objects launch separate editor; in-place embedding unconfirmed.efofex.com