Benzaldehyde, 3-bromo-4,5-dimethoxy-2-nitro-

Base Information

• Chemical Name: Benzaldehyde, 3-bromo-4,5-dimethoxy-2-nitro-
• CAS No.: 20357-26-0
• Molecular Formula: C9H8BrNO5
• Molecular Weight: 290.07
• Hs Code.: 2913000090
• Mol file: 20357-26-0.mol

Synonyms:3-Brom-4,5-dimethoxy-o-nitrobenzaldehyd;3-Brom-4,5-dimethoxy-2-nitro-benzaldehyd;3-bromo-4,5-dimethoxy-2-nitro-benzaldehyde;5-Brom-6-nitro-veratrumaldehyd;

Chemical Property of Benzaldehyde, 3-bromo-4,5-dimethoxy-2-nitro-

Chemical Property:

• PSA: 81.35000
• LogP: 2.71020

Purity/Quality:

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

3-BROMO-4,5-DIMETHOXY-2-NITROBENZALDEHYDE Aldrich ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

Technology Process of Benzaldehyde, 3-bromo-4,5-dimethoxy-2-nitro-

There total 6 articles about Benzaldehyde, 3-bromo-4,5-dimethoxy-2-nitro- 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: 78.0%

5-bromoveratralaldehyde (6948-30-7) → 3-bromo-4,5-dimethoxy-2-nitrobenzaldehyde (20357-26-0)

Guidance literature:

5-bromoveratralaldehyde; With sulfuric acid; In acetic acid; at 20 ℃; for 1h;

With nitric acid; In acetic acid; for 16h;

DOI:10.1016/j.tetlet.2011.01.076

Reference yield:

5-bromo-4-hydroxy-3-methoxybenzaldehyde (2973-76-4) → 3-bromo-4,5-dimethoxy-2-nitrobenzaldehyde (20357-26-0)

Guidance literature:

Multi-step reaction with 2 steps

1: alkali

2: nitric acid

With nitric acid;

Reference yield:

5-bromo-4-hydroxy-3-methoxybenzaldehyde (2973-76-4) → 3-bromo-4,5-dimethoxy-2-nitrobenzaldehyde (20357-26-0) + 3-bromo-5-nitrocatechol dimethyl ether (7461-55-4) + 5-bromo-2-nitroveratraldehyde (873973-33-2) + 3-bromo-4,5-dinitroveratrole

Guidance literature:

Multi-step reaction with 2 steps

1: potassium carbonate / N,N-dimethyl-formamide

2: nitric acid / acetic acid

With nitric acid; potassium carbonate; In acetic acid; N,N-dimethyl-formamide;

DOI:10.1016/j.tetlet.2011.01.076

upstream raw materials:

5-bromoveratralaldehyde

nitric acid

5-bromo-4-hydroxy-3-methoxybenzaldehyde

Downstream raw materials:

5-bromo-6-nitro-3.4-dimethoxy-trans-cinnamic acid

3-bromo-4,5-dimethoxy-2-nitrobenzoic acid

C₁₀H₁₀BrNO₄