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Search for Small Molecules by SMILES, name, CAS, MFCD, ID, InChI Key
Search for Biologics by ID, Target name, CAS, Protein name, Gene ID, Clone ID, Source Organism

Chemspace is your expert provider of integrated services

Discovery and
beyond!

Search in the largest catalog of 18 256 347 000 small molecules
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Search in the catalog of 486 056 biologics
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Procurement and Services Procurement and Services

Procurement and services

We understand how important it is for research and scientific organizations to keep their operations properly supplied. Our experienced sourcing managers will run the whole process of purchasing from the quotation stage to delivery, including resolution of any issues that occurred.

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Compound Sets Compound Sets

Compound sets

We offer different sets of Screening compounds for HTS, Fragments for Fragment-Based Drug Discovery, starting materials for DNA-encoded chemical libraries and PROTAC technologies. Cherry-picking and pre-plated solutions are also available.

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Computational Chemistry Services Computational Chemistry Services

Computational Chemistry Services

We offer a comprehensive service of Molecular Modeling and Docking simulations, which are the key tools in Structural Molecular Biology and Computer-Aided Drug Design (CADD).

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Clients and Partners

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News

6 October 2025

October is Breast Cancer Awareness Month!

At Chemspace, we believe that behind every molecule and every research project, there is human health.
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2 October 2025

What Is Lead Optimization In Drug Discovery?

Lead optimization transforms an initial active molecule into a true drug candidate by fine-tuning its structure, balancing activity, safety, and stability to unlock real therapeutic potential.
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28 September 2025

Freedom Space 3.0 Publication is Out!

We are excited to share that our latest publication on Freedom Space 3.0 is now out!
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24 September 2025

3D Shape-based Similarity Screening for 5,000 USD!

This fall, Chemspace brings you an exclusive offer: 3D shape-based similarity screening of 1.76M compounds from Enamine Screening Collection - only 5,000 USD.
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Contact information

Americas

CHEMSPACE US INC.

1 Distribution Way

Monmouth Junction,

NJ 08852, USA

Phone +1 (732) 917 0158

Fax +1 (844) 646 2007

Working hours:

8 am – 12 pm EST

Europe

CHEMSPACE LV, SIА

Mālu iela 30,

Riga, LV-1058

Latvia

Phone +371 (270) 60 007

Fax +1 (844) 646 2007

Working hours:

9 am – 5 pm EEST

Ukraine

CHEMSPACE LLC

7, Akademika Kukharya Str

building 146, unit M

Kyiv, 02094

Ukraine

Phone +38 (044) 333 5813

Working hours:

9 am – 5 pm EEST

Inquiries, orders, customer support

[email protected]
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