Hafnium isopropoxide isopropanol adduct

CAS 2171-99-5C12H28HfO4Micro / NanoElectronics

Hafnium isopropoxide isopropanol adduct (CAS: 2171-99-5; Formula: C12H28HfO4; MW: 414.84) is a hafnium-containing organometallic compound. It serves as a critical precursor in advanced materials deposition techniques. Utilised primarily in chemical vapour deposition (CVD) and atomic layer deposition (ALD) processes, it enables the formation of thin films with precise control over composition and thickness, particularly relevant for microelectronics and advanced material science applications.

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Hafnium isopropoxide isopropanol adduct (C12H28HfO4) — chemical structure, CAS 2171-99-5; Materials Science, fine chemical supplied by Tech Serve Solutions

HafniumMaterials ScienceMicro/NanoElectronicsVapor Deposition Precursors

01 /Applications

Atomic Layer Deposition (ALD)

This hafnium precursor is employed in ALD processes to deposit ultra-thin hafnium oxide (HfO2) films. These films are crucial as high-k dielectrics in modern semiconductor devices, improving transistor performance and reducing leakage currents.

Chemical Vapour Deposition (CVD)

In CVD applications, Hafnium isopropoxide isopropanol adduct facilitates the deposition of hafnium-containing thin films. These films find use in various microelectronic applications requiring specific dielectric or barrier properties.

Materials Science Research

The compound is utilised in research settings for developing novel materials and exploring new deposition processes. Its controlled decomposition allows for the synthesis of advanced nanostructured materials with tailored properties.

02 /Properties

Molecular weight	414.84
Empirical formula	C12H28HfO4
Assay	99.9% trace metals basis
Impurities tested	~1% Zr

03 /Safety & handling

GHS hazard pictogram: Flammable (GHS02) — Flammable

GHS hazard pictogram: Harmful / irritant (GHS07) — Harmful / irritant

Warning

Hazard statements

H228Flammable solid
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements

P210Keep away from heat, sparks and open flames. No smoking
P261Avoid breathing dust, fume, gas or vapours
P305IF IN EYES

Protective equipment	Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
Transport (UN / ADR)	UN 3181 4.1 / PGIII
Water hazard class (WGK, DE)	3
Hazard codes (EU)	F,Xi
Risk statements (R)	11-36/37/38
Safety statements (S)	26

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry

CAS number

2171-99-5

MDL number

MFCD00070460

05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is Hafnium isopropoxide isopropanol adduct used for?

Hafnium isopropoxide isopropanol adduct is primarily used as a precursor in Atomic Layer Deposition (ALD) and Chemical Vapour Deposition (CVD) for manufacturing thin films, particularly high-k dielectrics in microelectronics and in materials science research.

What are the CAS number and formula for Hafnium isopropoxide isopropanol adduct?

The CAS number for Hafnium isopropoxide isopropanol adduct is 2171-99-5, and its empirical formula is C12H28HfO4.

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies Hafnium isopropoxide isopropanol adduct with an assay of 99.9% on a trace metals basis, containing approximately 1% Zr impurities. This is a technical/research grade material and is not represented as USP, BP, EP, or any other pharmacopoeia grade.

What are the primary safety hazards associated with Hafnium isopropoxide isopropanol adduct?

This compound is classified with GHS symbols GHS02 and GHS07, carrying a Warning signal word. It is flammable (H228) and causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335).

How is Hafnium isopropoxide isopropanol adduct typically packed and exported?

This chemical is shipped as UN 3181, Hazard Class 4.1, Packing Group III, indicating it is a flammable solid. All export shipments comply with international transportation regulations.

How can I request a quote or sample for Hafnium isopropoxide isopropanol adduct?

To request a quote or sample, please contact our sales team through the website or provide your requirements directly via email, referencing the product name and CAS number.