1,4-Dichloro-2,3-dimethoxybenzene

Base Information

• Chemical Name: 1,4-Dichloro-2,3-dimethoxybenzene
• CAS No.: 90283-02-6
• Molecular Formula: C8H8 Cl2 O2
• Molecular Weight: 207.056
• DSSTox Substance ID: DTXSID701009286
• Nikkaji Number: J1.598.089C
• Wikidata: Q83006046

Synonyms:1,4-DICHLORO-2,3-DIMETHOXYBENZENE;90283-02-6;Benzene, 1,4-dichloro-2,3-dimethoxy-;1,2-Dimethoxy-3,6-dichloro-benzene;DTXSID701009286;1,2-Dimethoxy-3,6-dichlorobenzene;1,4-Dichloro-2,3-dimethoxy-benzene;1,4-Dichloro-2,3-dimethoxybenzene #;Benzene, 3,6-dichloro-1,2-dimethoxy

Chemical Property of 1,4-Dichloro-2,3-dimethoxybenzene

Chemical Property:

• Vapor Pressure: 0.0397mmHg at 25°C
• Melting Point: 30-31 °C
• Boiling Point: 247.7°Cat760mmHg
• Flash Point: 93.4°C
• PSA: 18.46000
• Density: 1.283g/cm³
• LogP: 3.01060
• XLogP3: 2.6
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 2
• Exact Mass: 205.9901349
• Heavy Atom Count: 12
• Complexity: 127

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: COC1=C(C=CC(=C1OC)Cl)Cl

Technology Process of 1,4-Dichloro-2,3-dimethoxybenzene

There total 4 articles about 1,4-Dichloro-2,3-dimethoxybenzene 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: 50.0%

1,4-dichloro-2,3-dihydroxybenzene (3938-16-7) + dimethyl sulfate (77-78-1) → 3,6-dichlorocatechol dimethyl ether (90283-02-6)

Guidance literature:

With potassium hydroxide; for 4h; Ambient temperature;

DOI:10.1021/jf00033a030

Reference yield: 32.0%

cyclopenta-1,3-diene (542-92-7,25568-84-7,7313-32-8) + 1,4-dichloro-2,3,7,7-tetramethoxynorbornana-2,5-diene (116585-20-7) → bi(cyclopentadiene) (77-73-6,933-60-8,1755-01-7,25038-78-2) + 3,6-dichlorocatechol dimethyl ether (90283-02-6) + endo-endo-3,6-dichloro-4,5,11,11-tetramethoxy-<6.2.1.13,6.02,7>dodeca-4,9-diene (116585-21-8,116585-25-2)

Guidance literature:

at 120 - 135 ℃; for 19h;

DOI:10.1016/S0040-4020(01)87804-2

Reference yield: 4.0%

1,2,3,4,-tetrachlorobenzene (634-66-2) + sodium methylate (124-41-4) + methyl iodide (74-88-4) → 1,2,4-trichloro-3-methoxybenzene (50375-10-5) + 1,2,3-trichloro-4-methoxybenzene (54135-80-7) + 2,4-Dichloro-1,3-dimethoxybenzene (86607-59-2) + 3,6-dichlorocatechol dimethyl ether (90283-02-6) + 3,4-dichloro-1,2-dimethoxybenzene (90283-00-4)

Guidance literature:

1,2,3,4,-tetrachlorobenzene; sodium methylate; In N,N,N,N,N,N-hexamethylphosphoric triamide; at 120 ℃; for 3h; Inert atmosphere;

methyl iodide; In N,N,N,N,N,N-hexamethylphosphoric triamide; at 20 ℃; for 1h; Inert atmosphere;

DOI:10.3762/bjoc.9.311

upstream raw materials:

cyclopenta-1,3-diene

1,4-dichloro-2,3,7,7-tetramethoxynorbornana-2,5-diene

1,4-dichloro-2,3-dihydroxybenzene

dimethyl sulfate

Downstream raw materials:

2,5-dichloro-3,4-dimethoxynitrobenzene

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