Description

Tetrakis(2,2,6,6-tetramethyl-3,5-heptanedionato)niobium(IV) is a high-purity organometallic compound, specifically a niobium(IV) β-diketonate complex, valued for its role as a volatile precursor in advanced material synthesis. This compound is essential for depositing uniform, high-quality niobium-containing thin films with precise stoichiometric control. It is primarily utilized by manufacturers and researchers in the semiconductor, optical coating, and catalysis industries for applications requiring high-performance metal oxide layers.

Application

• Chemical Vapor Deposition (CVD) & Atomic Layer Deposition (ALD): Serves as a key precursor for depositing niobium oxide (NbOx) thin films in semiconductor devices, memory cells, and gate dielectrics.
• Optical & Dielectric Coatings: Used to create high-refractive-index layers for anti-reflective coatings, optical filters, and electrochromic windows.
• Catalysis Research: Acts as a catalyst precursor or a model compound in homogeneous catalysis and materials science research.
• Specialty Polymer Additives: Investigated for use as a cross-linking agent or modifier to enhance thermal and mechanical properties of high-performance polymers.
• Nanomaterial Synthesis: Employed as a molecular source for the sol-gel synthesis of niobium oxide nanoparticles and other nanostructured materials.

Basic Information

Product Name	Tetrakis(2,2,6,6-tetramethyl-3,5-heptanedionato)niobium(IV)
CAS No.	41706-15-4
Molecular Formula	C44H76NbO8
Molecular Weight	843.93 g/mol
Synonyms	Niobium(IV) 2,2,6,6-tetramethyl-3,5-heptanedionate; Niobium tetrakis(2,2,6,6-tetramethyl-3,5-heptanedionate); Niobium(4+) tetrakis(2,2,6,6-tetramethylheptane-3,5-dionate); Nb(tmhd)4; Niobium(IV) tmhd complex; Tetrakis(2,2,6,6-tetramethyl-3,5-heptanedionato)niobium; Niobium dipivaloylmethanate
EINECS	Contact for details

Quality Control

Our Tetrakis(2,2,6,6-tetramethyl-3,5-heptanedionato)niobium(IV) is manufactured under controlled conditions to ensure batch-to-batch consistency and high purity suitable for sensitive deposition processes. Quality is verified through a suite of analytical techniques including NMR, FT-IR, and elemental analysis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and specific impurity profiles is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., argon or nitrogen) in a cool, dry place at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and easily oxidized; containers must be kept sealed and purged after each use to maintain product integrity.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (Nb content by ICP-OES)	> 99.0%
Melting Point	Contact for details
Sublimation Temperature	Contact for details
Solubility	Soluble in common organic solvents

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.