ChemAxon, a provider of chemistry software solutions and consulting services for life science research, has announced that the crowd-sourced chemical structures gathered via its public website have been deposited to the PubChem repository.

The provision also includes links to valuable structure-based data for each of the submitted structures. is a public website that extracts and displays chemical structures from users browsing of web pages and submitting other documents to the site. The service builds a database of all identified structures, which enables structure  searching of gathered content.

Since was started in spring 2009 it has gathered around 300,000 unique structures and deposited them into PubChem, the world's largest free public chemistry database. From these 300,000 structures, around 100,000 were novel.