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2-Chloro-5-nitropyridine

HCID 78308
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Basic informationNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
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Basic information

CAS
4548-45-2
Standard SMILES
O=[N+]([O-])c1ccc(Cl)nc1
InChIKey
BAZVFQBTJPBRTJ-UHFFFAOYSA-N
Molecular formula
C5H3ClN2O2
Average molar mass
158.54 g/mol
Monoisotopic mass
157.98830502

Names & identifiers

Preferred name
2-Chloro-5-nitropyridine
IUPAC
2-chloro-5-nitropyridine
English name
2-Chloro-5-nitropyridine
Molecular formula
C5H3ClN2O2
Molecular weight
158.54

Names & synonyms

2-Chloro-5-nitropyridine4548-45-2Pyridine, 2-chloro-5-nitro-EINECS 224-908-3NSC 4468BRN 0120453AI3-19230DTXSID701965255-20-05-00452 (Beilstein Handbook Reference)RefChem:86313DTXCID10119016224-908-3
Show more names
Chloro-5-nitropyridChloronitropyridinePiroctone Impurity 33-PYRIDINOL, 6-CHLORO-2-Chlor-5-nitropyridin2-choro-5-nitropyridineChloronitropyridine,99%2-Chloro--nitropyridine
4585-45-2BAZVFQBTJPBRTJ-UHFFFAOYSA-NInChI=1/C5H3ClN2O2/c6-5-2-1-4(3-7-5)8(9)10/h1-32-chloro-5-nitro-pyridine3-Nitro-6-chloropyridine2-chloro-5-nitro pyridineMFCD0000624034515-81-6

Database identifiers

CAS
4548-45-2
PubChem CID
78308
DTXSID
DTXSID70196525
UNII
6L92DZ2L45
EC Number
224-908-3
Nikkaji
J31.395E

Properties

Computed structural properties

XLogP
2.2
Topological polar surface area
58.7 Ų
Hydrogen bond donors
0
Hydrogen bond acceptors
3
Rotatable bonds
0
Heavy atoms
10
Formal charge
0
Complexity
136

Experimental & physicochemical properties

SpringerMaterials PropertiesNuclear quadrupole resonance spectroscopy

Physicochemical properties

Melting point
105 · 105-108 °C (lit.)
Boiling point
256.6 · 256.6±20.0 °C(Predicted)
Density
1.6616 · 1.6616 (rough estimate)
refractive index
1.55 · 1.5500 (estimate)
Flash point
158 °C · 158°C
storage temp.
Keep in dark place,Sealed in dry,Room Temperature
pka
-4.22 · -4.22±0.10(Predicted)
form
Crystalline Powder
color
Light yellow to beige
Water Solubility
Solubility in hot methanol. Insoluble in water.
BRN
120453 · 120453
InChI
InChI=1S/C5H3ClN2O2/c6-5-2-1-4(3-7-5)8(9)10/h1-3H

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

GHS classification

GHS Classification · 4 items

Warning

H302 (14%): Harmful if swallowed [Warning Acute toxicity, oral]

P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 50 reports by companies from 8 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Hazard information

Regulatory InformationPyridine, 2-chloro-5-nitro-: Does not have an individual approval but may be used under an appropriate group standard
Hazard Classes and CategoriesAcute Tox. 4 (14%)

Safety data

PPE
dust mask type N95 (US), Eyeshields, Gloves
wgk
3
rtecs
US7175000
hs_code
29333990
risk_code
36/37/38
Signal word
Warning
Symbol(GHS)
GHS07
hazard_code
Xi
safety_code
26-36-37/39
hazard_class
IRRITANT
Storage Class
11 - Combustible Solids
target organs
Respiratory system
Hazard statements

Chemistry & industry

Applications · 3 items

Description2-Chloro-5-nitropyridine is an important intermediate in the synthesis of many drugs, such as the antimalarial drug pyronaridine.

Uses2-Chloro-5-nitropyridine is used as a pharmaceutical intermediate.

Uses2-chloro-5-nitropyridine is an important pyridine derivative and is an intermediate for synthesizing bactericides, plant growth regulators, antibiotics and other medicaments.

Upstream & downstream products

Upstream raw materials

2-Amino-5-nitropyridinePhosphorus oxitrichlorideNitric acid2-Aminopyridine2-Hydroxy-5-nitropyridine2-Amino-6-chloro-3-nitropyridine2-Chloro-5-nitropyridin-4-amine

Downstream products

4-(5-Nitropyridin-2-yl)morpholine5-Nitropyridine-2-carboxylic acid1-[5-Nitropyridin-2-yl]piperidine-4-ol5-Amino-2-methoxy-isonicotinic acid6-(1-Pyrrolidinyl)-3-pyridinamine

Related reactions

838 records
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HRID 490 reaction equation
HRID 490As reactant750 AstraZeneca ELN dataset
HRID 3297 reaction equation
HRID 3297As reactantuspto-grants-1998_03
HRID 8056 reaction equation
HRID 8056As reactantuspto-grants-2006_08
HRID 13506 reaction equation
HRID 13506As reactantuspto-grants-2010_06
HRID 22642 reaction equation
HRID 22642As reactantuspto-grants-2005_02
HRID 22937 reaction equation
HRID 22937As reactantuspto-grants-2005_02
HRID 22941 reaction equation
HRID 22941As reactantuspto-grants-2005_02
HRID 22942 reaction equation
HRID 22942As reactantuspto-grants-2005_02
Page 1 of 105

Compound notes

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On this pageBasic informationNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
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InChIKey
BAZVFQBTJPBRTJ-UHFFFAOYSA-N
SMILES
C1(Cl)=NC=C([N+]([O-])=O)C=C1
CAS DataBase Reference
4548 · 4548-45-2(CAS DataBase Reference)
NIST Chemistry Reference
2 · 2-Chloro-5-nitropyridine(4548-45-2)
UNSPSC Code
12352100 · 12352100
NACRES
22 · NA.22
Symbol(GHS)
7 · GHS07
Signal word
Warning
Hazard statements
315 · H315-H319-H335
Precautionary statements
261 · P261-P264-P271-P280-P302+P352-P305+P351+P338
target organs
Respiratory system
PPE
95 · dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes
Xi
Risk Statements
36 · 36/37/38
Safety Statements
26 · 26-36-37/39
WGK Germany
3 · 3
RTECS
7175000 · US7175000
HazardClass
IRRITANT
HS Code
29333990 · 29333990
Storage Class
11 · 11 - Combustible Solids
Hazard Classifications
2 Skin · Eye Irrit. 2Skin Irrit. 2STOT SE 3
H315-H319-H335
Hazard Classifications
Eye Irrit. 2Skin Irrit. 2STOT SE 3
Precautionary statements
P261-P264-P271-P280-P302+P352-P305+P351+P338
1-(5-aminopyridin-2-yl)piperidin-4-ol
3-Amino-6-morpholinopyridine
7-Chloro-10-(4-hydroxyanilino)-2-methoxy benzo(b)-1,5-naphthy ridine
5-Nitro-2-(1-pyrrolidinyl)pyridine
5-Amino-2-chloropyridine
5-Amino-2-methylpyridine
2-Methoxy-5-nitropyridine
3-Aminopyridine
5-Aminopyridine-2-carboxylic Acid
5-Amino-2-methoxypyridine
2-Chloro-5-nitropyridin-4-amine
NVP-LDE225
2-Methyl-5-nitropyridine