Building Blocks Catalog

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Building Blocks

1B novel building blocks

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2 000 new building blocks are synthesized monthly. Here is an important update to our MedChem Highlights from March 2024

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    Metrion Biosciences enhances High Throughput Screening services with access ...

    Cambridge, UK and Kyiv, Ukraine, 11 April 2024: Metrion Biosciences Limited (“Metrion”), the specialist ion channel and cardiac safety screening contract research organisation (CRO) and drug discovery company, and Enamine Ltd (“Enamine”), the global leader in supplying small molecules and early drug discovery services, announced that Metrion has enhanced its High Throughput Screening (HTS) services with the addition of access to Enamine’s compound libraries.

  • 27 March 2024   Press Release

    Enamine Announces Expansion of Its Library Synthesis Capabilities

    March, 2024, Kyiv, Ukraine. Enamine Ltd, the global leader in supplying small molecules and early drug discovery services, announces the expansion of its library synthesis capabilities with a focus on Enamine REAL compounds to further support the growing demands of agricultural and pharmaceutical companies, research institutes, and drug discovery centers.

  • 01 March 2024   News

    Enamine and Genez International Announce Strategic Collaboration to Launch ...

    We are excited to announce a strategic collaboration between Enamine, the world's leading provider of chemical building blocks, compound libraries, and biology services, and Genez International, a prominent enterprise with 15 years of experience in cross-border supply management, biopharmaceutical research and development, semiconductor equipment, and high-definition digital imaging systems.

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Tetrahedron: Asymmetry , 2014, 25 (3), 229‑237

DOI: 10.1016/j.tetasy.2013.12.001

Grygorenko O. O.; Zhersh S.; Oliinyk B. V.; Shishkin O. V.; Tolmachev A. A.

The conformational behavior of four model peptides containing residues of 3-azetidinesulfonic (3AzeS) and 4-piperidinemethane sulfonic (4PiMS) acids was studied in both a crystalline state and in solution using X-ray, NMR, and IR experiments. It was found that in the crystalline state, both of the models di- and tripeptides studied adopted extended conformations and demonstrated considerable conformational flexibility. In solution, it is likely that a flexible ensemble of conformations is adopted, including extended structures and more compact ones without persistent hydrogen bonds. One of the most interesting features of the peptides was the axial chirality observed due to the slow rotation around the amide bond formed by the endocyclic nitrogen atoms of the non-chiral 3AzeS and 4PiMS residues. It was shown for one of the derivatives that the configuration of the chiral axis had an impact on the conformation of the neighboring amino acid residue.

Conformational behavior of peptides containing residues of 3-azetidinesulfonic (3AzeS) and 4-piperidinemethanesulfonic (4PiMS) acids

Grygorenko O. O.; Zhersh S.; Oliinyk B. V.; Shishkin O. V.; Tolmachev A. A.
Tetrahedron: Asymmetry 2014, 25 (3), 229-237
DOI: 10.1016/j.tetasy.2013.12.001

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