Chem-bioinformatics software for the next generation of scientists
We set the industry standard for quality and accuracy. Over 1 million scientists, academics and researchers use our tools to streamline their workflows and power their scientific breakthroughs.

Latest news
Keep up to date with the latest Chemaxon news, product updates, and industry insights.
DMTA lead optimization: Where science meets project management
From hit identification to optimized leads; explore how effective project management techniques can aid drug discovery projects.
Automated model building using only relevant features
Accelerate your drug discovery process: Create multiple models effortlessly with Trainer Engine and increase your time and resource efficiency.
What is Kanban and how does it optimize early drug discovery projects?
Discover how Kanban optimizes early drug discovery projects. Visualize workflow, improve collaboration, and increase productivity in your drug design.
Where scientific expertise meets IT excellence
Working alongside both our in-house chemists and biologists, and our clients, we build products that deliver outstanding performance and scientific understanding.
In the last 20+ years, our tools have inspired scientists to chase their curiosities and find their next big lightbulb moment.
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Who we work with
It is hard to beat the industry standard when you are the industry standard. (Although we do try.) That’s why you will find our software in all the major chemical companies and educational institutions worldwide.


















Testimonial
At Bayer, we started using Chemaxon's Markush Editor for drafting claims of patent applications several years ago. The Markush Editor is a very user-friendly approach for a better understanding of the chemical field to be patented and offers the patentee a new way of analyzing the chemical environment.

Our products
Experience the Chemaxon quality. We provide best-in-class tools for compound design, chemical drawing, regulatory assistance and more.
Marvin
Full featured chemical editor for all platforms
Chemical Naming
Convert chemical names into structures
Markush Technology
Smart assistant for patent claim drafting and Markush analysis
Chemical Structure Representation
Standardization and correction of chemical structures
Chemicalize
Calculate properties instantly, search chemical data, and draw molecules online
Compound Registration
Normalize, check, validate and register chemical compounds
Reactor
High performance virtual synthesis engine
JChem for Office
Chemical structure handling, data analysis, visualization and reporting capabilities within MS Office
Design Hub
A single platform that connects scientific rationale, compound design and computational resources
JChem Engines
Search through tens of millions of chemical compounds and receive relevant query hits in seconds.
Calculators and Predictors
Execute high quality physico-chemical calculations and predictions.
Compliance Checker
Identify controlled substances with Compliance Checker and assign HS tariff codes with cHemTS - the easy way to comply with chemical regulations.
Discovery Tools
From clustering and diversity analysis for chemical libraries to 2D and 3D molecular screening
Instant JChem
Create, explore and share chemical data
ChemCurator
Computer-assisted chemical information extraction and analysis
Workflows
Browse our use cases and workflows for solutions for in silico research
Whether you are a student with big ambitions, or a chemist on the cusp of a world-changing breakthrough, we have a solution fit for your needs.

Chemical Data Management
Capture, manage and access chemical and biological entities and associated data.

Drug Discovery - Lead Optimization
Analyze, ideate, design, collaborate, and prioritize your research in your DMTA (Design-Make-Test-Analyze) cycle.

Chemistry R&D - Patent Management
Create Markush structures from libraries of compounds. Accelerate the extraction of chemical structures from published patents.

Chemistry R&D - Compound Synthesis
Design, execute, capture, search and share. Chemistry experiments run better with our industry standard technology.

Education
Advance chemistry education with industry standard cheminformatics technologies.

Stay in the loop
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Events
#meetCXN
Live or virtual, we love to share and discuss with our users. Join us in person, or online, we are looking forward to seeing you!

Bio-IT World Europe 2023
Join Chemaxon at Bio-IT World Europe 2023 on November 29-30, London, an event showcasing the technologies and analytic approaches that solve problems,...

On-demand Webinar - Successful Hypothesis and Synthesis Management with Design Hub
In this webinar Dora Barna presents how Design Hub facilitates data-driven decision making and increases the efficiency of drug discovery project execution.