2-(2,4-Dinitrobenzyl)pyridine

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Products Intro: Product Name: 2-(2,4-Dinitrobenzyl)pyridine
CAS:1151-97-9
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Products Intro: Product Name:2-[(2,4-Dinitrophenyl)Methyl]Pyridine
CAS:1151-97-9
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CAS:1151-97-9
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CAS:1151-97-9
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Products Intro: Product Name:2-(2,4-Dinitrobenzyl)pyridine
CAS:1151-97-9
Purity:NLT 98% Remarks:MC790736

2-(2,4-Dinitrobenzyl)pyridine manufacturers

2-(2,4-Dinitrobenzyl)pyridine Basic information
Product Name:2-(2,4-Dinitrobenzyl)pyridine
Synonyms:2-[(2,4-dinitrophenyl)methyl]-pyridin;TIMTEC-BB SBB003093;2-(2,4-DINITROBENZYL)PYRIDINE;2-(2,4-BISNITROBENZYL)PYRIDINE;2-[(2,4-dinitrophenyl)methyl]pyridine;2-(2,4-Dinitrobenzyl)pyridine,99%;AKOS 92219;Pyridine, 2-[(2,4-dinitrophenyl)Methyl]-
CAS:1151-97-9
MF:C12H9N3O4
MW:259.22
EINECS:214-567-9
Product Categories:
Mol File:1151-97-9.mol
2-(2,4-Dinitrobenzyl)pyridine Structure
2-(2,4-Dinitrobenzyl)pyridine Chemical Properties
Melting point 92-94°C
Boiling point 402.47°C (rough estimate)
density 1.3450 (rough estimate)
refractive index 1.5700 (estimate)
form powder to crystal
pka4.42±0.12(Predicted)
color White to Yellow to Green
BRN 265115
Stability:Stable. Combustible. Incompatible with strong oxidizing agents.
CAS DataBase Reference1151-97-9(CAS DataBase Reference)
EPA Substance Registry SystemPyridine, 2-[(2,4-dinitrophenyl)methyl]- (1151-97-9)
Safety Information
Risk Statements 36/37/38
Safety Statements 26-36
TSCA Yes
HS Code 2933.39.9200
MSDS Information
ProviderLanguage
ALFA English
2-(2,4-Dinitrobenzyl)pyridine Usage And Synthesis
Chemical PropertiesWhite to Yellow to Green powder to crystal.
Uses2-(2,4-Dinitrobenzyl)pyridine can be used in organic synthesis and pharmaceutical intermediates.
PreparationSynthesis of 2-(2,4-Dinitrobenzyl)pyridine
A solution of sulfuric acid (15 mL) is placed in an ice bath along with a magnetic stirrer.Benzylpyridine (2.4 mL) is added dropwise, maintaining a temperature below 10°C. This process is then repeated for fuming nitric acid (3.0 mL), once again maintaining the temperature. After addition mixture is allowed to stand at room temperature for 30minutes. Once completed reaction mixture is heated in an 80°C water bath for 20 minutes. Mixture is then poured into a conical flask containing crushed ice (50 cm3) which is stirred in an ice bath. Using a separating funnel aqueous ammonia is added (50 – 100 mL) until the pH rises to ~9 – 10 and filter using a Buchner funnel. Ethyl acetate (40mL) & sodium hydroxide (40mL) is added to the solid and stirred using a magnetic stirrer until dissolved.
Dry the organic layer using magnesium sulfate as the drying agent which is then followed by a rotary evaporator (40°C, vacuum). Product is then washed using cold methylated spirit and left to recrystalise.
2-(2,4-Dinitrobenzyl)pyridine Preparation Products And Raw materials
Raw materialsSulfuric acid-->Nitric acid-->4-Benzylpyridine
Tag:2-(2,4-Dinitrobenzyl)pyridine(1151-97-9) Related Product Information
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