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Y(MeCp)3丨CAS 329735-72-0

CAS: 329735-72-0
Chemical Formula: Y(MeCp)3
Molecular Formula: C18H9Y

Tris(Methylcyclopentadienyl) Yttrium (Y(MeCp)3) is a yellow crystalline organometallic yttrium complex. Its excellent vapor pressure, high purity, and exceptional performance in thin film deposition processes have led to its widespread application in advanced material preparation. Y(MeCp)3 also holds crucial importance in the microelectronics, optoelectronics, and functional thin film industries.
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Tris(Methylcyclopentadienyl) Yttrium Basic Properties

Synonyms

TRIS(METHYLCYCLOPENTADIENYL)YTTRIUM (III);Tris(Methylcyclopentadienyl)yttriuM, 99.9%;Tris(methylcyclopentadienyl)yttrium (III), 97% (99.9%-Y) (REO);

Appearance Yellow crystal
Molecular Weight 314.18
Solubility Insoluble in water
Purity 99%,Y-99.9999%
Package Information 100g, 500g, 1kg, or customized

Tris(Methylcyclopentadienyl) Yttrium Key Features

Yttrium-source precursor

Y(MeCp)3 is a commonly used organometallic yttrium precursor suitable for the development of yttrium-based thin-film deposition processes such as ALD, PEALD, and MOCVD.

Methylcyclopentadienyl structure

This product is a tris(methylcyclopentadienyl)yttrium complex; compared to conventional inorganic yttrium salts, it is better suited for vapor-phase transport and the screening of thin-film precursors.

Compatibility with yttrium-containing oxides

Tris(methylcyclopentadienyl) yttrium can serve as a yttrium source for research and process optimization regarding yttrium-containing oxide thin-film systems, such as Y2O3, YSZ, and YScO3.

Value for R&D and validation

For customers in the semiconductor, advanced ceramics, and functional oxide thin-film sectors, Y(MeCp)3 can be used to evaluate the deposition window, precursor delivery stability, and thin-film composition control of yttrium source precursors.

Tris(Methylcyclopentadienyl) Yttrium Main Applications

Yttrium oxide thin film deposition

Y(MeCp)₃ can serve as an yttrium precursor for the deposition of Y₂O₃ thin films via ALD or CVD, making it suitable for research into dielectric layers, protective coatings, and functional oxide thin films.

YSZ thin film development

Tris(methylcyclopentadienyl) yttrium can be used in conjunction with zirconium precursors for research into yttria-stabilized zirconia (YSZ) thin films, a material commonly employed in applications involving oxygen-ion conductors and solid oxide fuel cells.

YScO3 high-k dielectric material

Y(MeCp)3 can serve as a yttrium source for the development of yttrium-containing composite oxide thin films, such as YScO3, supporting research into high-k dielectric materials and insulating thin-film systems.

MOCVD/CVD process validation

Y(MeCp)3 is a promising candidate as a yttrium source for vapor deposition and can be used to test conditions for continuous feeding, evaporative transport, and thin-film deposition.

Precautions

  1. Avoid exposure to air and moisture. Y(MeCp)3 is sensitive to air and moisture; operations such as opening, weighing, transferring, and bottling should be performed under an inert atmosphere—such as in a glovebox, using a Schlenk system, or in an environment protected by dry nitrogen or argon—whenever possible.

  2. Store in a dry, cool, and well-ventilated area, keeping the container tightly sealed. Y(MeCp)3 should be stored in a well-sealed container to prevent exposure to moisture. Keep away from heat sources, sparks, open flames, and strongly oxidizing environments.

  3. Avoid storage with incompatible substances. Y(MeCp)3 should not be stored with or allowed to come into contact with acids, halogens, halogenated hydrocarbons, alcohols, or oxidizing agents. These substances may trigger decomposition, degradation, or other uncontrolled reactions.

  4. Avoid direct contact with skin and eyes. Y(MeCp)3 may cause skin irritation and severe eye irritation. Ensure that eyewash stations and safety showers are available before handling.

  5. Do not indiscriminately use water or foam to extinguish the fire. The use of extinguishing media such as dry sand, carbon dioxide, or dry chemical powder is recommended; firefighters should wear self-contained breathing apparatus and full protective gear.

  6. Combustion or thermal decomposition may produce substances such as carbon monoxide, carbon dioxide, and yttrium oxides.

FAQ

1. What are the advantages and limitations of tris(methylcyclopentadienyl) yttrium compared to other yttrium precursors?

Compared to other yttrium precursors, Y(MeCp)3 offers advantages in vapor pressure and film growth rate. However, its film deposition temperature window may be narrower, and its thermal stability may be lower than that of some ligand systems.


2. Can it still be used if exposed to air or moisture?

Exposed to moisture or air, or after absorbing moisture, its performance may be impaired (e.g., decreased vapor pressure, uneven film formation, inclusion of impurities, etc.). It is recommended to verify its appearance and purity before use, and repurify or replace it if necessary.


3. What is Y(MeCp)3?

Y(MeCp)3 is the common abbreviation for tris(methylcyclopentadienyl)yttrium. It is an organometallic yttrium precursor (CAS No. 329735-72-0) commonly used in research on ALD, PEALD, and MOCVD processes for yttrium-based thin films.


4. What are the primary applications of tris(methylcyclopentadienyl)yttrium?

It is suitable for process development in ALD or CVD for yttrium-containing oxide thin films, such as yttrium oxide (Y₂O₃), yttria-stabilized zirconia (YSZ), and YScO₃. Tris(methylcyclopentadienyl)yttrium is not a standard industrial yttrium salt; rather, it is a precursor compound designed for vapor deposition and advanced materials research and development.


Wolfa professionally supplies Tris(Methylcyclopentadienyl) Yttrium, supporting small-batch sampling and large-volume procurement needs. Packaging options include ordinary glass bottles, glass ampoules, metal ampoules, etc.


For more information or to purchase Tris(Methylcyclopentadienyl) Yttrium(Y(MeCp)3), please feel free to contact us via email jomin@wolfachem.com.

If you would like to obtain the COA for this product, simply send an email to jomin@wolfachem.com. You will then receive it.

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