Benzene, 1,4-dichloro-2,3,5,6-tetramethyl-

Base Information

• Chemical Name: Benzene, 1,4-dichloro-2,3,5,6-tetramethyl-
• CAS No.: 1967-89-1
• Molecular Formula: C10H12Cl2
• Molecular Weight: 203.111
• European Community (EC) Number: 633-728-8
• NSC Number: 43948
• DSSTox Substance ID: DTXSID90286159
• Nikkaji Number: J1.012.786F
• Wikidata: Q82021790
• Mol file: 1967-89-1.mol

Synonyms:Benzene, 1,4-dichloro-2,3,5,6-tetramethyl-;Dichlordurol;1967-89-1;1,4-dichloro-2,3,5,6-tetramethylbenzene;NSC 43948;NSC43948;3,6-Dichlorodurene;SCHEMBL2749936;DTXSID90286159;NSC-43948;AKOS024319644;Benzene,4-dichloro-2,3,5,6-tetramethyl-;1,4-Dichloro-2,3,5,6-tetramethylbenzene, 99%

Chemical Property of Benzene, 1,4-dichloro-2,3,5,6-tetramethyl-

Chemical Property:

• Vapor Pressure: 0.00811mmHg at 25°C
• Boiling Point: 276.4°Cat760mmHg
• Flash Point: 114.4°C
• Density: 1.138g/cm³
• XLogP3: 4.6
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 0
• Exact Mass: 202.0316058
• Heavy Atom Count: 12
• Complexity: 124

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1=C(C(=C(C(=C1Cl)C)C)Cl)C

Technology Process of Benzene, 1,4-dichloro-2,3,5,6-tetramethyl-

There total 8 articles about Benzene, 1,4-dichloro-2,3,5,6-tetramethyl- 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: 95.0%

1,2,4,5-tetramethylbenzene (95-93-2) → 1,4-dichlorodurene (1967-89-1)

Guidance literature:

With sodium chlorite; trichloroacetic acid; In dichloromethane; for 1h;

DOI:10.1007/s007060050309

Reference yield: 89.0%

1,2,4,5-tetrabromo-3,6-dichlorobenzene (31604-30-5) + dimethyl sulfate (77-78-1) → 1,4-dichlorodurene (1967-89-1)

Guidance literature:

With n-butyllithium; In tetrahydrofuran; at -78 ℃;

DOI:10.1016/S0040-4039(00)94184-4

Reference yield: 60.0%

1,2,4,5-tetramethyl-3,6-dihydrobenzene (26976-92-1) → 1,4-dichlorodurene (1967-89-1)

Guidance literature:

With hydrogenchloride; iodosylbenzene; In solid; for 0.0833333h; Ambient temperature;

DOI:10.1246/cl.1991.1391

upstream raw materials:

1,2,4,5-tetramethylbenzene

1,2,4,5-tetramethyl-3,6-dihydrobenzene

1,2,4,5-tetrabromo-3,6-dichlorobenzene

dimethyl sulfate

Downstream raw materials:

ethyl (2,3,5,6-tetramethylphenyl)-2-oxoacetate

2,3,5,6-tetramethyl-1,4-benzenedicarboxaldehyde

2,3,5,6-tetramethylbenzaldehyde

3,6-Dichlor-benzol-1,2,4,5-tetracarbonsaeure-tetramethylester (Dichlor-pyromellitsaeure-tetramethylester)

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