Tungsten Hexacarbonyl

W(CO)6

CAS: 14040-11-0

Tungsten hexacarbonyl (W(CO)₆) is a crystalline organometallic compound widely used as a tungsten precursor in thin-film deposition and as a homogeneous catalyst in chemical transformations.

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Purity:	99% 99.99%
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Product Description

Name: Tungsten hexacarbonyl
MF: W(CO)6
MW: 351.9
CAS: 14040-11-0
Appearance: White crystal
Storage conditions: Below 30 °C

MP: 150 °C

BP: 175 °C

Density: 2.65 g/mL at 25 °C

Solubility: Insoluble in water; soluble in organic solvents

Key Applications

Semiconductor Industry:
Used as a CVD/ALD precursor for depositing high-purity tungsten films in integrated circuits, transistors, and contact layers.
Advanced Nanofabrication:
Enables electron beam-induced deposition (EBID) of tungsten nanostructures.
Gas Sensors:
Precursor for WO₃-based sensing materials.
Catalysis & Synthesis:
Acts as a metal source in alkene metathesis and in Fischer carbene complex formation.

Custom packaging for R&D or production scale.

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