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4-Nitropyridine N-oxide

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Identification
Molecular formula
C5H4N2O3
CAS number
1123-27-9
IUPAC name
4-nitro-1-oxido-pyridin-1-ium
State
State

At room temperature, 4-Nitropyridine N-oxide is typically a solid. It possesses a distinct crystalline structure and appears yellow in color.

Melting point (Celsius)
128.00
Melting point (Kelvin)
401.15
Boiling point (Celsius)
290.00
Boiling point (Kelvin)
563.15
General information
Molecular weight
154.10g/mol
Molar mass
154.1170g/mol
Density
1.4580g/cm3
Appearence

4-Nitropyridine N-oxide appears as a yellow crystalline solid. It may appear as a powder or as larger crystals.

Comment on solubility

Solubility of 4-nitro-1-oxido-pyridin-1-ium

The solubility of the compound 4-nitro-1-oxido-pyridin-1-ium can be intriguing, as it is influenced by various factors. Generally, the solubility of compounds in different solvents can be categorized based on their structural characteristics and interactions with the solvent. For 4-nitro-1-oxido-pyridin-1-ium, we can consider the following:

  • Polarity: This compound contains a nitro group and a positively charged nitrogen, which increases its polarity. As a result, it tends to be more soluble in polar solvents.
  • Hydrogen Bonding: The presence of the oxido group can engage in hydrogen bonding. This enhances interactions with solvent molecules, particularly water, aiding in its solubility.
  • Solvent Interaction: It may exhibit higher solubility in solvents like methanol and ethanol, which can stabilize ionic forms compared to non-polar solvents.

In summary, while the exact solubility value may depend on experimental conditions, the polar nature and ability to form hydrogen bonds suggest that 4-nitro-1-oxido-pyridin-1-ium is likely to be soluble in polar solvents. As with many chemical compounds, understanding the solubility characteristics is crucial for predicting behavior in various chemical applications.

Interesting facts

Interesting Facts about 4-nitro-1-oxido-pyridin-1-ium

4-nitro-1-oxido-pyridin-1-ium, often referred to as a nitrogen-heterocyclic compound, is a fascinating entity in the realm of organic chemistry. Here are some key points of interest surrounding this compound:

  • Functional Relevance: This compound features a nitro group that plays a significant role in its reactivity. Nitro groups are known to enhance electrophilic character, making them react more readily with nucleophiles.
  • Biological Applications: Compounds like 4-nitro-1-oxido-pyridin-1-ium have been studied for their potential biological activities. Their unique structure can contribute to pharmaceutical development, especially in the realm of drug design where heterocyclic compounds are abundant.
  • Versatile Chemistry: Due to the presence of the pyridine ring, this compound exhibits intriguing acid-base properties. Its ability to participate in proton transfer reactions makes it a useful building block in synthetic organic chemistry.
  • Research Interest: Scientists are continuously exploring the properties of pyridine derivatives. The optical and electronic properties of such compounds can lead to advancements in material science, especially in creating new sensors and electronic devices.
  • Environmental Impact: Understanding the behavior of such compounds in the environment is crucial. Their potential toxicity and degradation pathways are important factors for chemists and environmental scientists alike.

"Chemistry is not a mere piece of knowledge, but an exploration of the interplay between structure and reactivity." This phrase aptly summarizes the significance of studying compounds like 4-nitro-1-oxido-pyridin-1-ium, where structural intricacies lead to a diverse array of chemical behavior and applications.

In conclusion, 4-nitro-1-oxido-pyridin-1-ium stands as a testament to the complexity and utility of nitrogen-containing heterocycles in chemical research. Its multi-faceted applications and intriguing properties ensure it remains a subject of ongoing exploration and discovery.

Synonyms
4-Nitropyridine N-oxide
1124-33-0
4-Nitropyridine 1-oxide
4-Nitropyridine-1-oxide
p-Nitropyridine N-oxide
PYRIDINE, 4-NITRO-, 1-OXIDE
4-Nitropyridine oxide
DTXSID9041524
NSC-5079
4-nitro-pyridine-N-oxide
ULB29Z652D
DTXCID7021524
NSC-130895
PYRIDINE, 4-NITRO-, 1-OXIDE [HSDB]
Avitrol 100
Caswell No. 604AA
CCRIS 1207
HSDB 6415
NSC 5079
EINECS 214-395-4
EPA Pesticide Chemical Code 597300
AI3-25256
4NitropyridineNoxide
4Nitropyridine oxide
4Nitropyridine1oxide
pNitropyridine Noxide
4Nitropyridine Noxide
4Nitropyridine 1oxide
Caswell No 604AA
Pesticide Code: 597300
214-395-4
4-Nitropyridine-N-oxide
4-nitro-1-oxidopyridin-1-ium
4-nitropyridin-1-ium-1-olate
MFCD00006206
4-Nitropyridine-d4N-Oxide
NSC130895
4-nitro-1-oxido-pyridin-1-ium
4-Nitropyridine 1-Oxide; 4-Nitropyridine Oxide; NSC 130895; NSC 5079; p-Nitropyridine N-Oxide;
4-nitropyridin-1-oxide
4-nitro-pyridine N-oxide
WLN: T6NJ AO DNW
pyridine 1-oxide, 4-nitro-
Pyridine-1-oxide, 4-nitro-
SCHEMBL768956
pyridine, 1-oxide, 4-nitro-
CHEMBL3187617
NSC5079
RXKNNAKAVAHBNK-UHFFFAOYSA-N
BCP16314
STR00842
Tox21_300690
BBL009979
STK801375
AKOS000281983
AB00617
AC-5155
NCGC00248141-01
NCGC00254598-01
CAS-1124-33-0
DB-000244
CS-0128813
N0410
NS00023641
EN300-16691
4-(Hydroxy(oxido)amino)-1lambda~5~-pyridin-1-ol
AB-323/25048155
AC-907/25014048
Q230018
Z56755636
F1905-6987