3,4-Dibromo-1,7-naphthyridine

Base Information

• Chemical Name: 3,4-Dibromo-1,7-naphthyridine
• CAS No.: 53454-39-0
• Molecular Formula: C8H4Br2N2
• Molecular Weight: 287.93900
• Hs Code.: 2933990090
• DSSTox Substance ID: DTXSID10488375
• Nikkaji Number: J89.785J
• Wikidata: Q82330990
• Mol file: 53454-39-0.mol

Synonyms:3,4-Dibromo-1,7-naphthyridine;53454-39-0;DTXSID10488375

Chemical Property of 3,4-Dibromo-1,7-naphthyridine

Chemical Property:

• Boiling Point: 366.1±37.0 °C(Predicted)
• PKA: 1.58±0.30(Predicted)
• PSA: 25.78000
• Density: 2.022±0.06 g/cm3(Predicted)
• LogP: 3.15480
• XLogP3: 2.5
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 0
• Exact Mass: 287.87207
• Heavy Atom Count: 12
• Complexity: 165

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CN=CC2=NC=C(C(=C21)Br)Br

Technology Process of 3,4-Dibromo-1,7-naphthyridine

There total 2 articles about 3,4-Dibromo-1,7-naphthyridine 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: 55.0%

3-nitro-4-oxo-1,4-dihydro-1,7-naphthyridine (91477-48-4) → 3,4-dibromo-1,7-naphthyridine (53454-39-0)

Guidance literature:

With phosphorus(V) oxybromide; at 170 ℃; for 4h;

Reference yield:

→ 3,4-dibromo-1,7-naphthyridine (53454-39-0)

Guidance literature:

3-Chlor-4-hydroxy-1,7-naphthyridin (6), POBr3;

Reference yield: 80.0%

3,4-dibromo-1,7-naphthyridine (53454-39-0) → 4-amino-3-bromo-1,7-naphthyridine (91477-49-5)

Guidance literature:

With ammonia; In ethanol; at 150 ℃; for 6h;

upstream raw materials:

3-nitro-4-oxo-1,4-dihydro-1,7-naphthyridine

Downstream raw materials:

4-amino-3-bromo-1,7-naphthyridine

Refernces