1,5-Diformyl-4,8-dimethoxynaphthalene

Base Information

• Chemical Name: 1,5-Diformyl-4,8-dimethoxynaphthalene
• CAS No.: 128038-44-8
• Molecular Formula: C₁₄H₁₂O₄
• Molecular Weight: 244.247
• Hs Code.: 2912499000
• DSSTox Substance ID: DTXSID90560946
• Wikidata: Q82444602
• Mol file: 128038-44-8.mol

Synonyms:1,5-Diformyl-4,8-dimethoxynaphthalene;128038-44-8;4,8-Dimethoxynaphthalene-1,5-dicarbaldehyde;DTXSID90560946

Chemical Property of 1,5-Diformyl-4,8-dimethoxynaphthalene

Chemical Property:

• Melting Point: 282 °C
• Boiling Point: 468.8±40.0 °C(Predicted)
• PSA: 52.60000
• Density: 1.253±0.06 g/cm3(Predicted)
• LogP: 2.48200
• XLogP3: 2
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 4
• Exact Mass: 244.07355886
• Heavy Atom Count: 18
• Complexity: 274

Purity/Quality:

98% ^*data from raw suppliers

1,5-Diformyl-4,8-dimethoxynaphthalene 95+% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Canonical SMILES: COC1=C2C(=CC=C(C2=C(C=C1)C=O)OC)C=O

Technology Process of 1,5-Diformyl-4,8-dimethoxynaphthalene

There total 6 articles about 1,5-Diformyl-4,8-dimethoxynaphthalene 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: 93.0%

(dichloromethoxy)ethane (5374-05-0) + 4,8-dimethoxy-1-naphthaldehyde (69833-11-0) → 4,8-dimethoxy-1,5-diformylnaphthalene (128038-44-8)

Guidance literature:

With aluminium trichloride; In various solvent(s); at 0 ℃; for 2h;

Reference yield: 85.0%

Dichloromethyl methyl ether (4885-02-3) + 1,5-dimethoxynaphthalene (10075-63-5) → 4,8-dimethoxy-1,5-diformylnaphthalene (128038-44-8)

Guidance literature:

With titanium tetrachloride; In 1,2-dichloro-ethane;

DOI:10.1002/anie.199707641

Reference yield: 41.0%

(dichloromethoxy)ethane (5374-05-0) + 1,5-dimethoxynaphthalene (10075-63-5) → 4,8-dimethoxy-1,5-diformylnaphthalene (128038-44-8)

Guidance literature:

With aluminium trichloride; In various solvent(s); at 0 ℃; for 2h;

upstream raw materials:

1,5-dimethoxynaphthalene

N-methyl-N-phenylformamide

(dichloromethoxy)ethane

4,8-dimethoxy-1-naphthaldehyde

Downstream raw materials:

5-hydroxy-8-methoxy-1,4-naphthoquinone

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