ChemicalBook > Product Catalog >Pharmaceutical intermediates >Heterocyclic compound >Pyridine compound >Nitropyridine >2-Chloro-5-nitropyridine

2-Chloro-5-nitropyridine

2-Chloro-5-nitropyridine Structure
CAS No.
4548-45-2
Chemical Name:
2-Chloro-5-nitropyridine
Synonyms
Chloro-5-nitropyrid;Chloronitropyridine;Piroctone Impurity 3;3-PYRIDINOL, 6-CHLORO-;2-Chlor-5-nitropyridin;2-choro-5-nitropyridine;Chloronitropyridine,99%;2-Chloro--nitropyridine;3-Nitro-6-chloropyridine;2-Chloro-5-nitropyridine
CBNumber:
CB8853635
Molecular Formula:
C5H3ClN2O2
Molecular Weight:
158.54
MOL File:
4548-45-2.mol
MSDS File:
SDS
Modify Date:
2024/12/20 11:34:09

2-Chloro-5-nitropyridine Properties

Melting point 105-108 °C (lit.)
Boiling point 256.6±20.0 °C(Predicted)
Density 1.6616 (rough estimate)
refractive index 1.5500 (estimate)
Flash point 158°C
storage temp. Keep in dark place,Sealed in dry,Room Temperature
pka -4.22±0.10(Predicted)
form Crystalline Powder
color Light yellow to beige
Water Solubility Solubility in hot methanol. Insoluble in water.
BRN 120453
InChI InChI=1S/C5H3ClN2O2/c6-5-2-1-4(3-7-5)8(9)10/h1-3H
InChIKey BAZVFQBTJPBRTJ-UHFFFAOYSA-N
SMILES C1(Cl)=NC=C([N+]([O-])=O)C=C1
CAS DataBase Reference 4548-45-2(CAS DataBase Reference)
NIST Chemistry Reference 2-Chloro-5-nitropyridine(4548-45-2)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P264-P271-P280-P302+P352-P305+P351+P338
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36-37/39
WGK Germany  3
RTECS  US7175000
HazardClass  IRRITANT
HS Code  29333990
NFPA 704
1
2 0

2-Chloro-5-nitropyridine price More Price(8)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich(India) C61801 2-Chloro-5-nitropyridine 99% 4548-45-2 5G ₹3139.25 2022-06-14 Buy
Sigma-Aldrich(India) C61801 2-Chloro-5-nitropyridine 99% 4548-45-2 25G ₹7685.75 2022-06-14 Buy
TCI Chemicals (India) C0025 2-Chloro-5-nitropyridine min. 99.0 % 4548-45-2 5G ₹2000 2022-05-26 Buy
ALFA India ALF-A10709-22 2-Chloro-5-nitropyridine, 99% 4548-45-2 100g ₹25146 2022-05-26 Buy
TCI Chemicals (India) C0025 2-Chloro-5-nitropyridine min. 99.0 % 4548-45-2 25G ₹7100 2022-05-26 Buy
Product number Packaging Price Buy
C61801 5G ₹3139.25 Buy
C61801 25G ₹7685.75 Buy
C0025 5G ₹2000 Buy
ALF-A10709-22 100g ₹25146 Buy
C0025 25G ₹7100 Buy

2-Chloro-5-nitropyridine Chemical Properties,Uses,Production

Chemical Properties

white to light yellow crystal

Uses

2-Chloro-5-nitropyridine is used as a pharmaceutical intermediate.

Uses

2-chloro-5-nitropyridine is an important pyridine derivative and is an intermediate for synthesizing bactericides, plant growth regulators, antibiotics and other medicaments.

Synthesis

Into a 500 ml four-necked flask equipped with a thermometer, stirring and reflux condenser, 50 g of phosphorus oxychloride, 14.0 g (0.1 mole) of 2-hydroxy-5-nitropyridine prepared in Example 1, 25.0 g (0.12 Mol) Phosphorus pentachloride,Stir and react at 100-105°C for 5 hours,Then the phosphorus oxychloride was recovered by distillation under reduced pressure, and the remainder was slowly poured into 120 grams of ice water, fully stirred, and then a 40wt% aqueous sodium hydroxide solution was neutralized to a pH of 8-9.Separate the layers, extract the aqueous layer with dichloromethane three times, 60 grams each time, combine the organic phases,Washed with 20 grams of saturated brine, then dried with 2.0 grams of anhydrous sodium sulfate, distilled to recover dichloromethane, and dried to obtain 15.1 grams of 2-chloro-5-nitropyridine (I), yield 95.3%, gas purity 99.8 %.

Purification Methods

It crystallises from *benzene or *benzene/pet ether. [Beilstein 20/5 V 452.]

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2-Chloro-5-nitropyridine 3-Nitro-6-chloropyridine 2-Chloro-5-nitropyridine, 99% 25GR 5-Nitro-2-chloropyridine 6-Chloro-3-nitropyridine 2-Chloro-5-nitropyridine, 97+% Chloro-5-nitropyrid 2-chloro-5-nitro-pyridin Chloronitropyridine,99% 3-PYRIDINOL, 6-CHLORO- 2-choro-5-nitropyridine 2-CHLORO-5-NITROPYRIDINE (NON-REGULATED) 2-CHLORO-5-NITROPYRIDINE (REGULATED) 2-CHLORO-5-NITROPYRIDINE 99+% Chloronitropyridine 2-Chloro-5-nitropyridine > 5-Bromo-4-methyl-2(2H)-pyridinone 4548-45-2 ISO 9001:2015 REACH 2-Chloro-5-nitropyridine ISO 9001:2015 REACH 2-Chloro--nitropyridine 2-chloro-5-nitripyridine 2-Chlor-5-nitropyridin Piroctone Impurity 3 4548-45-2 4548-48-2 C5H3CIN2O2 Building Blocks Pyridines Heterocyclic Building Blocks Halogenated Heterocycles alkyl chloride |nitro-compound Chlorinated heterocyclic series Chloropyridines Halopyridines C5Heterocyclic Building Blocks Halogenated Heterocycles Heterocyclic Building Blocks Pyridine series Halides Pyridines derivates Pyridines, Pyrimidines, Purines and Pteredines Heterocycles blocks Pyridines Pyridine compounds of pyridine 1 bc0001