Chemical Entities of Biological Interest is a freely available dictionary of molecular entities focused on ‘small’ chemical compounds.

Joined October 2009
3 Photos and videos
20 Aug 2025
Dear ChEBI users, ChEBI's SOAP-based web services will be retired on 1st September 2025. Please read or blog post for more info: chembl.blogspot.com/2025/08/…

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21 Jul 2025
Dear ChEBI Users, We have made some changes to our downloadable files, please read our blog post for more information: chembl.blogspot.com/2025/07/…

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11 Jul 2025
The redevelopment of ChEBI. Read our blog post for more information: chembl.blogspot.com/2025/07/…

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ChEBI retweeted
16 Jun 2025
If EMBL-EBI data resources have saved you time & effort, now is your chance to give back! Fill in a 15-minute survey to help us: 🌍Demonstrate the real-world impact of these resources 🧠Understand your needs 🌟Secure continued funding Closes 16 July 👉 surveymonkey.com/r/QGFMBH8?c…]
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4 Apr 2025
ChEBI Release 241 is now available, with 61,738 fully annotated entities.
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ChEBI retweeted
Our featured GCBR of the week is ChEBI @chebit, a freely available database and ontology of chemical entities focused on “small” chemical compounds. Click the link to find out more bit.ly/4fDLkkI @EMBL @EU_Commission @UKRI_News #globalbiodata #openscience
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ChEBI retweeted
20 May 2024
Do you use data resources managed by EMBL-EBI? We need your help! Fill in a short 10 minute survey to help us understand usage patterns, impact & how to enhance our open data resources. 🗓️ Closes 7 June surveymonkey.com/r/HJKYKTT?c…
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7 Sep 2023
Nuclear weapons are partially responsible for radioactivity seen in wild boars. Read more…. bit.ly/1kLIxDP #radioactivity #nukes #caesium #boar #wildlife #Chernobyl #isotope

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7 Sep 2023
ChEBI Release 225 is now available, with 60,760 fully annotated entities. See our entity of the month, Caesium-137 bit.ly/1kLIxDP

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ChEBI retweeted
Do you have expertise in chemical ontologies or chemical classification? We are looking for some feedback from potential users for a tool we built to automate chemical classification into ChEBI @chebit. Participation is anonymous, 10 mins max: unisg.qualtrics.com/jfe/form…

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6 Jul 2023
ChEBI Release 223 is now available, with 60,606 fully annotated entities.
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7 Jun 2023

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7 Jun 2023
ChEBI Release 222 is now available, with 60,581 fully annotated entities. See our entity of the month, Cannabidiol bit.ly/1kLIxDP

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22 May 2023
Dear ChEBI users, We are experiencing difficulties with our services at the moment (Public ChEBI Website and Web Services). Our team is currently working to resolve this issue as soon as possible. Thank you for your patience ChEBI Team
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9 May 2023
ChEBI Release 221 is now available, with 60,547 fully annotated entities. See our entity of the month, 1,2,3-cyclohexatriene bit.ly/1kLIxDP

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9 May 2023
An overlooked benzene isomer proves to be a versatile reagent in organic synthesis. Read more…. bit.ly/1kLIxDP #chemistry #synthesis #reagent #isomer #chemical

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11 Apr 2023
ChEBI Release 220 is now available, with 60,541 fully annotated entities.
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7 Mar 2023
Artificial sweetener linked to heart problems. Read more…. bit.ly/1kLIxDP #sweetener #diabetes #obesity #erythritol #heart #heartattack #bloodclot

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