4,5-dimethoxybenzene-1,2-dicarbaldehyde

Base Information

• Chemical Name: 4,5-dimethoxybenzene-1,2-dicarbaldehyde
• CAS No.: 43073-12-7
• Molecular Formula: C10H10 O4
• Molecular Weight: 194.187
• Mol file: 43073-12-7.mol

Synonyms:Phthalaldehyde,4,5-dimethoxy- (6CI); 4,5-Dimethoxybenzene-1,2-dialdehyde;4,5-Dimethoxyphthalaldehyde; NSC 319475

Chemical Property of 4,5-dimethoxybenzene-1,2-dicarbaldehyde

Chemical Property:

• Vapor Pressure: 1.04E-05mmHg at 25°C
• Boiling Point: 371.4°C at 760 mmHg
• Flash Point: 168.2°C
• Density: 1.207g/cm³

Purity/Quality:

97% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 4,5-dimethoxybenzene-1,2-dicarbaldehyde

There total 20 articles about 4,5-dimethoxybenzene-1,2-dicarbaldehyde 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: 98.0%

(4,5-dimethoxy-1,2-phenylene)dimethanol (22943-99-3) → 4,5-dimethoxy-phthalaldehyde (43073-12-7)

Guidance literature:

With manganese(IV) oxide; In dichloromethane; at 25 ℃; for 24h;

DOI:10.1016/S0040-4039(00)02128-6

Reference yield: 93.0%

2-(1,3-dioxolan-2-yl)-4,5-dimethoxybenzaldehyde (132628-76-3) → 4,5-dimethoxy-phthalaldehyde (43073-12-7)

Guidance literature:

With water; In acetone; for 1h;

DOI:10.1515/hc-2012-0079

Reference yield: 50.0%

carbon monoxide (201230-82-2) + 2-bromo-4,5-dimethoxybenzaldehyde (5392-10-9) → 4,5-dimethoxy-phthalaldehyde (43073-12-7)

Guidance literature:

With triethylsilane; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; sodium carbonate; In N,N-dimethyl-formamide; at 90 ℃; for 23h; under 3102.97 - 3620.13 Torr;

DOI:10.1002/anie.201712015

upstream raw materials:

(4,5-dimethoxy-1,2-phenylene)dimethanol

1,2-Dimethoxy-4,5-bis(chloromethyl)benzene

1,2-bisdichloromethyl-4,5-dimethoxybenzene

formaldehyd

Downstream raw materials:

3-(tert-Butyl-dimethyl-silanyl)-6,7-dimethoxy-2-phenyl-naphthalen-1-ol

4,5-dihydroxyphthalaldehyde

1,2-diethynyl-4,5-dimethoxybenzene