Updated: 28 September, 2026
We are pleased to announce the release of ChemDraw Desktop v26.1 for ChemDraw Prime, Professional & Signals ChemDraw. This release adds support for modern authentication standards, expanded deployment controls for administrators, and improvements to structure naming and editing capabilities. ChemDraw+ continues to grow with new streamlined reaction creation, coloring by element, and improvements to structure naming. We've also addressed several bugs to ensure a smoother experience.
What's New in ChemDraw
ChemDraw Desktop v26.1 Updates
Available in all offerings: ChemDraw Prime, ChemDraw Professional & Signals ChemDraw
Chemistry & Drawing Improvements
- Naming of mixtures now reflects component ratios
- Selecting an attach data label will highlight the associated atoms & bonds
- The Paste Special options have expanded to provide separated options of CDXML text and MDL Text
Available in Signals ChemDraw
Authentication and Administration Improvements
- Administrators can now disable automatic updates for ChemDraw Desktop deployments
- ChemDraw for Excel will now only prompt users to sign in when ChemDraw functionality is accessed.
- Signing into Signals to license and authenticate ChemDraw Desktop now supports Proof Key for Code Exchange (PKCE).
ChemDraw+
Exclusive to Signals ChemDraw offering and released continuously throughout the year in the Signals Platform, ChemDraw+ is a cloud-native version of ChemDraw allowing you to create, manage and curate your drawings using a web browser.
Chemistry Improvements
- Streamlined reaction creation now available
- Color by element now available
- Naming of mixtures now reflects component ratios
For more information on any of the new features highlighted with this release, please visit the Signals ChemDraw What’s New website, which provides details of each ChemDraw release.
Product Compatibility
ChemDraw v26.1 is qualified against the following:
- Windows 10 (64-bit) and Windows 11 (64-bit)
- Microsoft Office 2021, Microsoft Office 2024, and Microsoft Office 365
- macOS 15.7.9 (Sequoia) and 26.6.2 (Tahoe) – (for ChemDraw only)
- Adobe Acrobat DC
ChemDraw Prime and Professional are available through the Revvity Signals Download Center. If you do not have access to the Download Center, contact Revvity Signals Support to assist you with sign-up.
Signals ChemDraw is available through the Signals Platform with an active license. Please contact your Account Manager if you are interested in purchasing.
https://revvitysignals.com/products/research/signals-chemdraw
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