Tantalum(V) tetraethoxide 2, 4-pentanedionate
99.99%
Reagent
Code: #243202
CAS Number
20219-33-4
blur_circular Chemical Specifications
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Molecular Information
Weight
460.30 g/mol
Formula
C₁₃H₂₇O₆Ta
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Registry Numbers
MDL Number
MFCD00145349
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Physical Properties
Melting Point
45 °C
Boiling Point
95 °C
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Storage & Handling
Density
1.5 g/cm3 at 20 °C
Storage
Room temperature, seal, dry, inert gas
description Product Description
Used as a precursor in sol-gel processes for depositing tantalum-containing oxide films, particularly in the fabrication of high-k dielectric materials for semiconductor devices. Its mixed ligand structure enhances volatility and reactivity, making it suitable for chemical vapor deposition (CVD) and atomic layer deposition (ALD) of tantalum oxide layers. These films are critical in capacitors, gate insulators, and memory devices due to their high dielectric constants and thermal stability. Also employed in the synthesis of advanced ceramic coatings and nanomaterials where controlled hydrolysis and condensation are required. The compound’s tailored reactivity allows for precise film composition and thickness at relatively low temperatures.
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