Pyridine, 2-ethenyl-5-nitro- (9CI)

Base Information

• Chemical Name: Pyridine, 2-ethenyl-5-nitro- (9CI)
• CAS No.: 119836-85-0
• Molecular Formula: C7H6 N2 O2
• Molecular Weight: 150.137
• Mol file: 119836-85-0.mol

Synonyms:2-Ethenyl-5-nitropyridine;5-Nitro-2-vinylpyridine

Chemical Property of Pyridine, 2-ethenyl-5-nitro- (9CI)

Chemical Property:

• Boiling Point: 220.3±20.0 °C(Predicted)
• PKA: 0.77±0.10(Predicted)
• PSA: 58.71000
• Density: 1.246±0.06 g/cm3(Predicted)
• LogP: 2.15600
• Storage Temp.: 2-8°C

Purity/Quality:

99% ^*data from raw suppliers

5-NITRO-2-VINYLPYRIDINE 95% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Pyridine, 2-ethenyl-5-nitro- (9CI)

There total 6 articles about Pyridine, 2-ethenyl-5-nitro- (9CI) 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: 89.0%

2-chloro-5-nitropyridine (4548-45-2) + tri-n-butyl(vinyl)tin (7486-35-3) → 5-nitro-2-vinylpyridine (119836-85-0)

Guidance literature:

2-chloro-5-nitropyridine; tri-n-butyl(vinyl)tin; With ortho-cresol; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In tetrahydrofuran; Heating / reflux;

With sodium fluoride; In tetrahydrofuran; ethyl acetate; at 20 ℃; for 7h;

Reference yield: 85.0%

2-bromo-5-nitropyridine (4487-59-6) + pinacol vinylboronate (75927-49-0) → 5-nitro-2-vinylpyridine (119836-85-0)

Guidance literature:

With bis-triphenylphosphine-palladium(II) chloride; cesium fluoride; In 1,4-dioxane; water; at 85 ℃; for 12h; Inert atmosphere;

DOI:10.1021/acs.orglett.5b00811

Reference yield: 74.0%

2-chloro-4-nitropyridine (23056-36-2) + tri-n-butyl(vinyl)tin (7486-35-3) → 5-nitro-2-vinylpyridine (119836-85-0)

Guidance literature:

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; lithium chloride; In tetrahydrofuran; at 20 ℃; Reflux; Inert atmosphere;

upstream raw materials:

2-chloro-5-nitropyridine

tri-n-butyl(vinyl)tin

2-bromo-5-nitropyridine

2-chloro-4-nitropyridine

Downstream raw materials:

phenyl 6-(2,2-dimethyl-1,3-dioxolan-4-yl)pyridin-3-ylcarbamate

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