2-Bromo-1,5-naphthyridine

Base Information

• Chemical Name: 2-Bromo-1,5-naphthyridine
• CAS No.: 51532-07-1
• Molecular Formula: C₈H₅BrN₂
• Molecular Weight: 209.045
• Hs Code.: 2933990090
• DSSTox Substance ID: DTXSID90355778
• Wikidata: Q72448376
• Mol file: 51532-07-1.mol

Synonyms:2-bromo-1,5-naphthyridine;51532-07-1;2-bromo[1,5]naphthyridine;2-Bromo-[1,5]naphthyridine;MFCD00234382;1,5-NAPHTHYRIDINE, 2-BROMO-;SCHEMBL2732896;DTXSID90355778;BKYZLQUIVDRXKW-UHFFFAOYSA-N;AKOS015999171;AB05219;SY280063;FT-0647151;EN300-1218309;J-508134;F2147-5477

Chemical Property of 2-Bromo-1,5-naphthyridine

Chemical Property:

• Vapor Pressure: 0.00132mmHg at 25°C
• Melting Point: 115-115.5 °C(Solv: ligroine (8032-32-4))
• Refractive Index: 1.685
• Boiling Point: 307.4 °C at 760 mmHg
• PKA: 1.32±0.10(Predicted)
• Flash Point: 139.7 °C
• PSA: 25.78000
• Density: 1.656 g/cm³
• LogP: 2.39230
• Storage Temp.: 2-8°C
• XLogP3: 2.2
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 0
• Exact Mass: 207.96361
• Heavy Atom Count: 11
• Complexity: 140

Purity/Quality:

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

2-Bromo-[1,5]naphthyridine ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC2=C(C=CC(=N2)Br)N=C1

Technology Process of 2-Bromo-1,5-naphthyridine

There total 3 articles about 2-Bromo-1,5-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: 17.0%

1,5-naphthyridine N-(1)-oxide (27305-48-2) → 2-bromo-1,5-naphthyridine (51532-07-1) + 3-bromo-1,5-naphthyridine (17965-71-8)

Guidance literature:

With phosphorus(V) oxybromide; In chloroform; at 0 - 20 ℃; for 0.5h; Inert atmosphere;

Reference yield:

1,5-naphthyridine (254-79-5) → 2-bromo-1,5-naphthyridine (51532-07-1)

Guidance literature:

Multi-step reaction with 2 steps

1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 12 h / 20 °C / Inert atmosphere

2: phosphorus(V) oxybromide / chloroform / 0.5 h / 0 - 20 °C / Inert atmosphere

With 3-chloro-benzenecarboperoxoic acid; phosphorus(V) oxybromide; In dichloromethane; chloroform;

Reference yield:

→ 2-bromo-1,5-naphthyridine (51532-07-1)

Guidance literature:

1,5-Naphthyridin, Br2;

upstream raw materials:

1,5-naphthyridine

1,5-naphthyridine N-⁽¹⁾-oxide

Refernces

• 1、 -. "ALK5 INHIBITORS". . . Retrieved 2020/07/07.