Alkyne-containing Linkers
Acetylenes are used in the Huisgen azide-alkyne 1,3-dipolar cycloaddition reaction – “click chemistry”. 1,2,3-Triazole function formed by click reaction between an azide and alkyne bears a physicochemical resemblance to the amide bond. Using “click chemistry” one can efficiently connect complex molecules such as ligands and tool compounds.

In this context, Enamine offers a library of unique functionalized alkynes that can be used as linker compounds, for example, in synthesis of PROTACs.

We offer:
>100 unique acetylenes on a 5-50 g scale from stock.
MedChem Highlights
- Boron-containing heterocyclic scaffolds with active halogens
- Aliphatic Pinacol Boronates for Medicinal Chemistry
- Deuterium-Containing Building Blocks for Drug Design
- Analogues of Piperidine for Drug Design
- SnAP Reagents
- Fluoroalkyl ethers for Drug Design
- N-Nitrosamines
- N-Trifluoromethyl Azoles for Drug Discovery
- Cyclic sulfates and sulfamidates as alkylating reagents
- Saturated Bioisosteres for ortho-substituted Benzenes
- Aliphatic Trifluoroborates (-BF3) for C-C couplings
- Functionalized Vinyl Boronates for C-C couplings
- Unique 3D-shaped Spirocycles
- Water-soluble non-classical benzene mimics
- gem-Difluorinated Amines for Drug Design
- Fluorosulfates and Sulfamoyl Fluorides
- Alkyne-containing Linkers
- Structurally optimized tetrazines for rapid biological labeling
- Building blocks and linkers for PROTAC synthesis
- Heterocyclic Sulfonyl Fluorides
- Silicon-Containing Building Blocks
- Epoxides for Drug Design
- Analogues of CF3-Pyridine for Drug Design
- Piperazine Bioisosteres for Drug Design
- Sugar-like Building Blocks for Drug Design
- Cyclic Sulfonamides for Drug Design
- Morpholine Bioisosteres for Drug Design
- P(O)Me2-containing Building Blocks
- Saturated Bioisosteres of ortho-/meta-substituted Benzenes
- Saturated bioisosteres of para-substituted benzenes
- Sulfonyl fluorides (-SO2F)
- Diazirines
- Oxetane-containing Building Blocks
- SF5-Building Blocks
- Stannanes for coupling reactions
- Sulfoximines for Drug Design
- Heterocyclic scaffolds
- Azide-linkers for Drug Design
- Unnatural Amino Acids
- Cubanes for Medicinal Chemistry
- Benzoxaboroles for Drug Design