Oxazolo[4,5-b]pyridine, 2-(1-piperazinyl)-

Base Information

• Chemical Name: Oxazolo[4,5-b]pyridine, 2-(1-piperazinyl)-
• CAS No.: 113520-22-2
• Molecular Formula: C10H12N4O
• Molecular Weight: 204.22800
• Mol file: 113520-22-2.mol

Synonyms:2-Piperazin-1-yl-oxazolo[4,5-b]pyridine;2-(piperazin-1-yl)oxazolo[4,5-b]pyridine;

Chemical Property of Oxazolo[4,5-b]pyridine, 2-(1-piperazinyl)-

Chemical Property:

• Melting Point: 80-81 °C
• Boiling Point: 358.3±52.0 °C(Predicted)
• PKA: 8.41±0.10(Predicted)
• PSA: 54.19000
• Density: 1.267±0.06 g/cm3(Predicted)
• LogP: 1.02620

Purity/Quality:

97% ^*data from raw suppliers

2-Piperazin-1-yl[1,3]oxazolo[4,5-b]pyridine ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of Oxazolo[4,5-b]pyridine, 2-(1-piperazinyl)-

There total 3 articles about Oxazolo[4,5-b]pyridine, 2-(1-piperazinyl)- 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: 94.0%

piperazine (110-85-0) + oxazolo<4,5-b>pyridine-2(3H)-thione (53052-06-5) → 1-(oxazolo[4,5-b]pyridin-2-yl)piperazine (113520-22-2)

Guidance literature:

In acetonitrile; for 4h;

DOI:10.1007/BF00473472

Reference yield: 83.0%

piperazine (110-85-0) + 1,3-oxazolo[4,5-b]pyridine-2-thiol (53052-06-5,211949-57-4) → 1-(oxazolo[4,5-b]pyridin-2-yl)piperazine (113520-22-2)

Guidance literature:

In toluene; at 150 ℃; for 16h;

Reference yield:

2-amino-3-hydroxypyridine (16867-03-1) → 1-(oxazolo[4,5-b]pyridin-2-yl)piperazine (113520-22-2)

Guidance literature:

Multi-step reaction with 2 steps

1: potassium hydroxide / ethanol / 10 h / Reflux

2: toluene / 16 h / 150 °C

With potassium hydroxide; In ethanol; toluene;

upstream raw materials:

piperazine

oxazolo<4,5-b>pyridine-2(3H)-thione

2-amino-3-hydroxypyridine

1,3-oxazolo[4,5-b]pyridine-2-thiol