Pyrazole Ligands, Imidazole Ligands, Triazole Ligands

Pyrazole Ligands, Imidazole Ligands, Triazole Ligands — a collection of multidentate ligands based on pyrazole, imidazole, and triazole rings, arranged symmetrically around a central atom such as methane or a tertiary amine. This nitrogen-donor framework is designed to coordinate transition metal ions in forming catalytic complexes.

Ligands such as Tris(1-pyrazolyl)methane and Tris(3,5-dimethyl-1-pyrazolyl)methane are used as scorpionate ligands in coordination chemistry to stabilize metal complexes in oxidation catalysis as well as polymerization. Tris[(1-benzyl-1H-1,2,3-triazol-4-yl)methyl]amine and Tris(2-benzimidazolylmethyl)amine are also used by bioinorganic chemistry researchers as chelating ligands for copper or iron in enzyme model studies and click chemistry catalysis.

Example products in this collection: TCI T3479 147951-02-8 1,3,5-Tris[(1H-imidazol-1-yl)methyl]benzene, TCI B6146 2102316-91-4 (-)-4-tert-Butyl-2,6-bis[(4S,5S)-4,5-tetramethylene-1-(2,4,6-trimethylbenzenesulfonyl)imidazolin-2-yl]phenol (contains 5% Dichloromethane at maximum), TCI T3171 760952-88-3 Tris(3-hydroxypropyltriazolylmethyl)amine, TCI D5767 25372-07-0 1,4-Di(1H-imidazol-1-yl)benzene, TCI T3170 64019-57-4 Tris(2-benzimidazolylmethyl)amine, TCI D5778 684283-51-0 1,3-Diisopropylbenzimidazolium Bromide, TCI T3026 80510-03-8 Tris(1-pyrazolyl)methane, TCI I0001 288-32-4 Imidazole.

Note the number and type of nitrogen donor arms (pyrazolyl, imidazolyl, or triazolyl), which determine coordination geometry and affinity toward the target metal, as well as moisture-free purity for moisture-sensitive reactions. All products are genuine Tokyo Chemical Industry (TCI) Japan products, with purity, packaging, and storage conditions listed on each item's page.

Other categories at the same level under Nitrogen-Donor Ligands [Catalysis], often used together in a single laboratory workflow:

Back to Nitrogen-Donor Ligands [Catalysis]. For large-volume procurement, special packaging, or specific grades, contact the AMI Scientific team — official distributor of TCI Japan in Indonesia — to check availability and lead time directly from Japan.

11 products