BIS(TETRAMETHYLCYCLOPENTADIENYL)CHROMIUM

Base Information

• Chemical Name: BIS(TETRAMETHYLCYCLOPENTADIENYL)CHROMIUM
• CAS No.: 82066-37-3
• Molecular Formula: C₁₈H₂₆Cr
• Molecular Weight: 294.4
• Mol file: 82066-37-3.mol

Synonyms:Bis(H5-tetramethylcyclopentadienyl)chromium;Bis(tetramethylcyclopentadienyl)chromium(II);Bis(tetramethylcyclopentadienyl)chromium(II), 98+%;

Chemical Property of BIS(TETRAMETHYLCYCLOPENTADIENYL)CHROMIUM

Chemical Property:

• Appearance/Colour: dark red crystal
• Melting Point: 106-111 oC
• PSA: 0.00000
• LogP: 5.16380
• Storage Temp.: 2-8°C
• Sensitive.: Air & Moisture Sensitive

Purity/Quality:

98%Min ^*data from raw suppliers

Bis(tetramethylcyclopentadienyl)chromium, min. 98% ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xn
• Hazard Codes: Xn
• Statements: 20/21/22
• Safety Statements: 36

MSDS Files:

SDS file from LookChem

Useful:

• Uses: Investigations of chromium valence by electron energy loss spectroscopy

Technology Process of BIS(TETRAMETHYLCYCLOPENTADIENYL)CHROMIUM

There total 1 articles about BIS(TETRAMETHYLCYCLOPENTADIENYL)CHROMIUM which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 69.0%

tetramethylcyclopentadienyllithium (386708-10-7,82061-21-0) + CrCl2*THF → bis(tetramethyl-η5-cyclopentadienyl)chromium (82066-37-3)

Guidance literature:

In tetrahydrofuran; (Ar), suspn. of the Li-compd. added slowly with stirring to a suspn. ofthe metal chloride, stirred for 12 h at room temp.; THF removed, extd. with pentane, filtered, volume reduced, crystd. at -78°C, recrystd. twice from pentane, dried at E-1 Pa, elem. anal.;

upstream raw materials:

tetramethylcyclopentadienyllithium

Refernces