BIS(TETRAMETHYLCYCLOPENTADIENYL)ZIRCONIUM DICHLORIDE

Base Information

• Chemical Name: BIS(TETRAMETHYLCYCLOPENTADIENYL)ZIRCONIUM DICHLORIDE
• CAS No.: 119445-90-8
• Molecular Formula: C18H26 Cl2 Zr
• Molecular Weight: 404.53
• Mol file: 119445-90-8.mol

Synonyms:1,3-Cyclopentadiene,1,2,3,4-tetramethyl-, zirconium complex; Bis(1,2,3,4-tetramethylcyclopentadienyl)zirconiumdichloride; Bis(tetramethylcyclopentadienyl)zirconium dichloride; Bis(h5-tetramethylcyclopentadienyl)zirconiumdichloride; Dichlorobis(tetramethylcyclopentadienyl)zirconium; Dichlorobis(h5-tetramethylcyclopentadienyl)zirconium

Chemical Property of BIS(TETRAMETHYLCYCLOPENTADIENYL)ZIRCONIUM DICHLORIDE

Chemical Property:

• PSA: 0.00000
• LogP: 6.54280
• Sensitive.: moisture sensitive

Purity/Quality:

98%Min ^*data from raw suppliers

Bis(tetramethylcyclopentadienyl)zirconium dichloride, min. 97% ^*data from reagent suppliers

Safty Information:

• Safety Statements: 24/25

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of BIS(TETRAMETHYLCYCLOPENTADIENYL)ZIRCONIUM DICHLORIDE

There total 5 articles about BIS(TETRAMETHYLCYCLOPENTADIENYL)ZIRCONIUM DICHLORIDE 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: 60.0%

zirconium(IV) chloride (10026-11-6) + lithium tetramethylcyclopentadienide (87781-76-8) → bis(1,2,3,4-tetramethylcyclopentadienyl)zirconium dichloride (119445-90-8)

Guidance literature:

In tetrahydrofuran; molar ratio Li(C5Me4H)/ZrCl4 = 2:1;

DOI:10.1016/0022-328X(89)85262-3

Reference yield: 58.0%

bis(tetramethylcyclopentadienyl)dimethyltin (134939-45-0) + zirconium(IV) chloride (10026-11-6) → bis(1,2,3,4-tetramethylcyclopentadienyl)zirconium dichloride (119445-90-8)

Guidance literature:

In toluene; byproducts: (CH3)2SnCl2; (N2); using Schlenk techniques; addn. of Me2Sn(C5Me4H-1)2 to ZrCl4 in toluene; stirring under reflux for 24 h; evapn.; addn. of hexane; filtration, concn.; cooling; crystn., elem. anal.;

DOI:10.1016/j.jorganchem.2007.03.031

Reference yield: 55.0%

zirconium(IV) chloride (10026-11-6) → bis(1,2,3,4-tetramethylcyclopentadienyl)zirconium dichloride (119445-90-8)

Guidance literature:

With C₅H₂Me₄; BuLi; HCl; In hexane; water; toluene; stirring (room temp., 1 h, vac.), ZrCl4 addn., refluxing (Ar-atmosphere), HCl (aq) addn.; filtering, recrystn. (toluene);

DOI:10.1021/om960184j

upstream raw materials:

zirconium(IV) chloride

lithium tetramethylcyclopentadienide

bis(tetramethylcyclopentadienyl)dimethyltin

triethylamine hydrochloride

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