Oxolane;tetrachlorohafnium

Base Information

• Chemical Name: Oxolane;tetrachlorohafnium
• CAS No.: 21959-05-7
• Molecular Formula: C8H16 Cl4 Hf O2
• Molecular Weight: 464.516
• European Community (EC) Number: 628-775-6
• DSSTox Substance ID: DTXSID00473336
• Mol file: 21959-05-7.mol

Synonyms:oxolane;tetrachlorohafnium;21959-05-7;Tetrachlorobis(tetrahydrofuran)hafnium;HfCl4(thf)2;SCHEMBL2885961;DTXSID00473336;HAFNIUM CHLORIDE TETRAHYDROFURAN COMPLEX (1:2)

Chemical Property of Oxolane;tetrachlorohafnium

Chemical Property:

• Melting Point: 187 °C(lit.)
• PSA: 18.46000
• LogP: -10.39040
• Storage Temp.: 2-8°C
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 0
• Exact Mass: 465.93405
• Heavy Atom Count: 15
• Complexity: 41.9

Purity/Quality:

98%,99%, ^*data from raw suppliers

Hafnium(IV) chloride tetrahydrofuran complex (1:2) 98% ^*data from reagent suppliers

Safty Information:

• Hazard Codes: Xn
• Statements: 22-36/37/38
• Safety Statements: 26-37/39

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1CCOC1.C1CCOC1.Cl[Hf](Cl)(Cl)Cl

Technology Process of Oxolane;tetrachlorohafnium

There total 1 articles about Oxolane;tetrachlorohafnium 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:

HfCl4((CH3)3N)2 (62278-23-3) → HfCl4(OC4H8)2 (128240-92-6,21959-05-7,73365-24-9)

Guidance literature:

With tetrahydrofuran; zinc; In benzene;

DOI:10.1016/0022-5088(79)90279-0

Reference yield: 82.0%

tetrachlorobis(tetrahydrofuran)hafnium(IV) (21959-05-7,128240-92-6,73365-24-9) + [Li(N(2,4,6-tris[bis(trimethylsilyl)methyl]phenyl)C(Me)CHC(Me)N(2,4,6-trimethylphenyl))] (676321-94-1) → [Hf=N(2,4,6-tris[bis(trimethylsilyl)methyl]phenyl)(C(Me)CHC(Me)N(2,4,6-trimethylphenyl))Cl(thf)] (887947-17-3)

Guidance literature:

With KC₈; In benzene; under Ar; KC8 added to benzene suspn. of Li compd. and Hf complex; stirred for 1 d; solvent removed under reduced pressure; toluene added; filtered through Celite; filtrate dried under vac.; recrystd. from hexane at 0°C; elem. anal.;

DOI:10.1021/om0509948

Reference yield: 81.0%

tetrachlorobis(tetrahydrofuran)hafnium(IV) (21959-05-7,128240-92-6,73365-24-9) + N,N,N,N,-tetramethylethylenediamine (110-18-9) + [Li(N(2,4,6-tris[bis(trimethylsilyl)methyl]phenyl)C(Me)CHC(Me)N(2,4,6-trimethylphenyl))] (676321-94-1) → [Hf=N(2,4,6-tris[bis(trimethylsilyl)methyl]phenyl)(C(Me)CHC(Me)N(2,4,6-trimethylphenyl))(μ-Cl)2Li(Me2NCH2CH2NMe2)] (887947-16-2)

Guidance literature:

With LiC₁₀H₈; In tetrahydrofuran; benzene; under Ar; THF soln. of LiC10H8 added to benzene suspn. of Li compd. and Hf complex in presence of Me2NCH2CH2NMe2; stirred for 1 d; solvent removed under reduced pressure; toluene added; filtered through Celite; filtrate dried under vac.; recrystd. from hexane at 0°C; elem. anal.;

DOI:10.1021/om0509948

upstream raw materials:

HfCl₄((CH₃)3N)2

Downstream raw materials:

HfCl₂{O-2,6-(CH₃)2C₆H₃}2(THF)2

HfCl₃{O-2,6-(CH₃)2C₆H₃}(THF)2

{Hf(η8-C8H8)(η4-C8H8)}

Hf(C₆H₁₁NCCH₃NC₆H₁₁)2Cl₂

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