2,3-Dibromo-5-nitroanisole

Base Information

• Chemical Name: 2,3-Dibromo-5-nitroanisole
• CAS No.: 95970-20-0
• Molecular Formula: C7H5Br2NO3
• Molecular Weight: 310.93
• DSSTox Substance ID: DTXSID30539378
• Wikidata: Q82415107
• Mol file: 95970-20-0.mol

Synonyms:2,3-Dibromo-5-nitroanisole;95970-20-0;1,2-Dibromo-3-methoxy-5-nitrobenzene;SCHEMBL10325884;DTXSID30539378

Chemical Property of 2,3-Dibromo-5-nitroanisole

Chemical Property:

• XLogP3: 3.1
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 1
• Exact Mass: 310.86157
• Heavy Atom Count: 13
• Complexity: 197

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: COC1=C(C(=CC(=C1)[N+](=O)[O-])Br)Br

Technology Process of 2,3-Dibromo-5-nitroanisole

There total 3 articles about 2,3-Dibromo-5-nitroanisole 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:

2-methoxy-4-nitrophenylamine (97-52-9) → 5-Nitro-2,3-dibromoanisole (95970-20-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 83 percent / Br₂ / acetic acid / 0.33 h / 20 °C

2: 1.) aq. H₂SO₄, NaNO₂, 2.) Cu₂Br₂, CuSO₄, conc. HBr; / 1.) -5 deg C, 5 min, 2.) 0 deg C, 3.) 1-5 deg C, 1.5 h, 4.) 50 deg C, 30 min;

With copper(I) bromide; sulfuric acid; hydrogen bromide; bromine; copper(II) sulfate; sodium nitrite; In acetic acid;

Reference yield:

2-bromo-6-methoxy-4-nitro-phenylamine (16618-66-9) → 5-Nitro-2,3-dibromoanisole (95970-20-0)

Guidance literature:

With copper(I) bromide; sulfuric acid; hydrogen bromide; copper(II) sulfate; sodium nitrite; Yield given. Multistep reaction; 1.) -5 deg C, 5 min, 2.) 0 deg C, 3.) 1-5 deg C, 1.5 h, 4.) 50 deg C, 30 min;;

Reference yield:

→ 5-Nitro-2,3-dibromoanisole (95970-20-0)

Guidance literature:

upstream raw materials:

2-bromo-6-methoxy-4-nitro-phenylamine

2-methoxy-4-nitrophenylamine

Downstream raw materials:

1,2-dibromo-3-methoxybenzene

5-Amino-2,3-dibromoanisole

Refernces