Synonym: WH2(iPrCp)2, Bis(i-propylcyclopentadienyl)tungstendihydride
CAS Number 64561-25-7 | MDL Number MFCD04126431 | EC Number 613-623-3
| Product code | W1257 |
| CAS number | 64561-25-7 |
| Assay (purity) | 98%+ |
| Purity method | by integration NMR H1 |
| Molecular weight | 400.22 |
| NMR | conforms to structure |
| Form | liquid |
| Appearance | dark orange liquid |
| Boiling point | 122 – 125 °C (251 – 257 °F) |
| Flash point | 93.3 °C |
| Molecular formula | C16H24W |
| Linear formula | (C3H7C5H4)2WH2 |
| Packaging | glassware/metal containers/bubblers |
Bis(isopropylcyclopentadienyl)tungsten(IV) dihydride, also known as WH₂(iPrCp)₂ or Bis(i-propylcyclopentadienyl)tungstendihydride, is an organotungsten compound with the molecular formula C₁₆H₂₄W and a molecular weight of 400.22 g/mol. This compound features tungsten in a +4 oxidation state, coordinated with two isopropylcyclopentadienyl ligands and two hydride ions, creating a stable yet reactive structure suitable for various synthesis applications. Appearing as a dark orange liquid with a high purity of 99%+, confirmed by integration NMR, Bis(isopropylcyclopentadienyl)tungsten(IV) dihydride must be stored under an inert atmosphere to maintain stability and prevent decomposition.
Bis(isopropylcyclopentadienyl)tungsten(IV) dihydride is commonly used as a tungsten precursor in chemical vapor deposition (CVD) and other thin-film deposition processes. The compound’s structure, characterized by isopropylcyclopentadienyl and hydride ligands, allows it to participate in controlled reactions, facilitating the deposition of tungsten layers in microelectronic devices. This reactivity makes it highly valuable in producing advanced materials for semiconductor and electronic applications, where tungsten coatings contribute to enhanced performance and stability.
Although Bis(isopropylcyclopentadienyl)tungsten(IV) dihydride is not classified under specific hazard codes, general precautions are necessary due to its reactivity and sensitivity to air and moisture. Handling should be conducted in a well-ventilated area, with personal protective equipment such as gloves and eye protection. To preserve its integrity, the compound should be stored in a sealed container under an inert gas, like nitrogen or argon, to prevent exposure to atmospheric moisture and oxygen, which may lead to unwanted reactions.
In both industrial and laboratory environments, Bis(isopropylcyclopentadienyl)tungsten(IV) dihydride is essential for applications in thin-film deposition, particularly within the microelectronics and semiconductor sectors. Its stable, high-purity composition makes it ideal for developing tungsten-based coatings that enhance the durability and functionality of electronic components. The compound’s controlled reactivity and compatibility with CVD processes make it a reliable choice for applications requiring precise tungsten deposition, supporting advancements in materials science and high-performance technology fabrication.
Bis(isopropylcyclopentadienyl)tungsten(IV) dihydride is a precursor used for atomic layer deposition by the semiconductor and related industries. It is also used in applications needing non-aqueous solubility. For example, for thin film deposition for modern water treatment equipment and solar PV panels. Recent research of this product has been reported (see the links below).
Ereztech manufactures and sells this product in small and bulk volumes. Glass ampules, bottles or metal ampules, or bubblers are available for packaging. For additional analytical information or details about purchasing Bis(isopropylcyclopentadienyl)tungsten(IV) dihydride contact us at sales@ereztech.com
| Hazardous class | Not a hazardous substance |
| In TSCA registry | No, Ereztech has a low volume exception |
| General advice | Consult a physician. Show this safety data sheet to the doctor in attendance. Move out of the dangerous area. |
| Eye contact | Rinse thoroughly with plenty of water for at least 15 minutes and consult a physician. |
| Skin contact | Wash off with soap and plenty of water. Consult a physician. |
| Inhalation | If breathed in, move person into fresh air. If not breathing, give artificial respiration. Consult a physician. |
| If swallowed | Do NOT induce vomiting. Never give anything by mouth to an unconscious person. Rinse mouth with water. Consult a physician. |
If you don’t see the needed lot of Bis(isopropylcyclopentadienyl)tungsten(IV) dihydride below please contact customer support at sales@ereztech.com
Lot# 010/367 Lot# 010/368-1 Lot# 010/372 Lot# 010/373 Lot# 010/374 Lot# 010/375 Lot# 010/376 Lot# 010/377 Lot# 010/378 Lot# 010/381 Lot# 010/383
| Pubchem CID | 71317461 |
| SMILES | CC(C)C1=[C-]CC=C1.CC(C)C1=[C-]CC=C1.[WH2] |
| IUPAC Name | 2-propan-2-ylcyclopenta-1,3-diene;tungsten dihydride |
| InchI Identifier | InChI=1S/2C8H11.W.2H/c2*1-7(2)8-5-3-4-6-8;;;/h2*3,5,7H,4H2,1-2H3;;;/q2*-1;;; |
| InchI Key | CUFYUDSPSRYIJT-UHFFFAOYSA-N |
Ereztech synthesizes and sells additional W-compounds.
To purchase Bis(isopropylcyclopentadienyl)tungsten(IV)dihydride contact us at sales@ereztech.com