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Tris(Methylcyclopentadienyl) Yttrium

Tris(Methylcyclopentadienyl) Yttrium ; Y(MeCp)3

CAS: 329735-72-0
 
Y(MeCp)3 is a volatile yttrium organometallic precursor widely used in Atomic Layer Deposition (ALD) and Chemical Vapor Deposition (CVD). It enables the growth of high-purity yttrium oxide (Y₂O₃) thin films with excellent conformality, making it a key material in semiconductors, dielectric coatings, and advanced optoelectronic applications.
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Name: Tris(Methylcyclopentadienyl) Yttrium ; Y(MeCp)3
MF: C18H9Y
MW: 314.18
CAS: 329735-72-0
Appearance:  yellowl  crystal


Key Properties


  1. High volatility and thermal stability suitable for vapor-phase deposition

  2. Produces stoichiometric and uniform Y₂O₃ films

  3. Compatible with semiconductor-grade gas delivery systems

  4. Inert atmosphere handling required to maintain purity


Main Applications


  • Semiconductors & Microelectronics

ALD/CVD precursor for yttrium oxide dielectric layers, used in logic, DRAM, and advanced transistor structures.

  • Dielectric & Gate Oxides

Key material for high-k dielectric thin films in next-generation devices.

  • Optoelectronics & Functional Coatings

Applied in optical coatings, protective layers, and materials research.


Handling & Storage


  1. Store in airtight containers under inert gas (N₂ or Ar)

  2. Protect from air, moisture, and heat to avoid decomposition

  3. Handle in glovebox or using Schlenk line techniques


Custom packaging for R&D or production scale.


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