Description

Zirconium, (eta⁵-2,4-cyclopentadien-1-yl)tris(N-methylmethanaminato)- (CAS No. 33271-88-4) is a highly specialized organometallic compound with the molecular formula C₁₁H₂₃N₃Zr. This complex features a zirconium(4+) center coordinated to a cyclopentadienyl ligand and three dimethylamino groups, making it a valuable precursor in advanced material synthesis and catalysis. Its well-defined structure and high purity (>98%) ensure consistent performance in research and industrial applications. Suitable for use in inert atmospheres due to its sensitivity to moisture and air, this compound is ideal for researchers exploring polymerization catalysts, thin-film deposition, and organometallic chemistry. Packaged under strict quality control in amber glass vials to ensure stability and longevity.

Properties

• CAS Number: 33271-88-4
• Complexity: 55
• IUPAC Name: cyclopenta-1,3-diene;dimethylazanide;zirconium(4+)
• InChI: InChI=1S/C5H5.3C2H6N.Zr/c1-2-4-5-3-1;3*1-3-2;/h1-5H;3*1-2H3;/q4*-1;+4
• InChI Key: STHAQIJXOMGURG-UHFFFAOYSA-N
• Exact Mass: 287.093897
• Molecular Formula: C11H23N3Zr
• Molecular Weight: 288.54
• SMILES: C[N-]C.C[N-]C.C[N-]C.[CH-]1C=CC=C1.[Zr+4]
• Topological: 3
• Monoisotopic Mass: 287.093897
• Synonyms: Zirconium, (eta5-2,4-cyclopentadien-1-yl)tris(N-methylmethanaminato)-, Zirconium, (.eta.5-2,4-cyclopentadien-1-yl)tris(N-methylmethanaminato)-, 33271-88-4, SCHEMBL19023613, tris(dimethylamino)cyclopentadienyl zirconium

Application

This zirconium complex is primarily used as a precursor in chemical vapor deposition (CVD) and atomic layer deposition (ALD) processes for the fabrication of zirconium-containing thin films. It also serves as a catalyst in olefin polymerization and other organometallic transformations. Researchers utilize it to study ligand-exchange reactions and the stabilization of high-oxidation-state metal centers. Its reactivity makes it valuable in the development of advanced ceramic and semiconductor materials.

Safety and Hazards

GHS Hazard Statements

• H226 (100%): Flammable liquid and vapor [Warning Flammable liquids]
• H260 (97.4%): In contact with water releases flammable gases which may ignite spontaneously [Danger Substances and mixtures which in contact with water, emit flammable gases]
• H302 (97.4%): Harmful if swallowed [Warning Acute toxicity, oral]
• H312 (97.4%): Harmful in contact with skin [Warning Acute toxicity, dermal]
• H314 (97.4%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
• H317 (97.4%): May cause an allergic skin reaction [Warning Sensitization, Skin]
• H332 (97.4%): Harmful if inhaled [Warning Acute toxicity, inhalation]
• H334 (97.4%): May cause allergy or asthma symptoms or breathing difficulties if inhaled [Danger Sensitization, respiratory]

Precautionary Statements

• P210, P223, P231+P232, P233, P240, P241, P242, P243, P260, P261, P264, P270, P271, P272, P280, P284, P301+P317, P301+P330+P331, P302+P335+P334, P302+P352, P302+P361+P354, P303+P361+P353, P304+P340, P305+P354+P338, P316, P317, P321, P330, P333+P317, P342+P316, P362+P364, P363, P370+P378, P402+P404, P403, P403+P235, P405, and P501

Hazard Classes and Categories

• Flam. Liq. 3 (100%)
• Water-react. 1 (97.4%)
• Acute Tox. 4 (97.4%)
• Acute Tox. 4 (97.4%)
• Skin Corr. 1B (97.4%)
• Skin Sens. 1 (97.4%)
• Acute Tox. 4 (97.4%)
• Resp. Sens. 1 (97.4%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.