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2-Chloro-5-nitropyridine structure
2-Chloro-5-nitropyridine structure

2-Chloro-5-nitropyridine

Iupac Name:2-chloro-5-nitropyridine
CAS No.: 4548-45-2
Molecular Weight:158.54252
Modify Date.: 2022-11-29 12:45
Introduction:

white to light yellow crystal

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1. Names and Identifiers
1.1 Name
2-Chloro-5-nitropyridine
1.2 Synonyms

2-chloro-5-nitro-pyridine 2-chloro-5-nitroypyridine 3-Nitro-6-chloropyridine 5-Nitro-2-chloropyridine 6-Chloro-3-nitropyridine Chloro-5-nitropyrid EINECS 224-908-3 MFCD00234050 Pyridine, 2-chloro-5-nitro- Pyridine,2-chloro-5-nitro

1.3 CAS No.
4548-45-2
1.4 CID
78308
1.5 EINECS(EC#)
224-908-3
1.6 Molecular Formula
C5H3ClN2O2 (isomer)
1.7 Inchi
InChI=1S/C5H3ClN2O2/c6-5-2-1-4(3-7-5)8(9)10/h1-3H
1.8 InChkey
BAZVFQBTJPBRTJ-UHFFFAOYSA-N
1.9 Canonical Smiles
C1=CC(=NC=C1[N+](=O)[O-])Cl
1.10 Isomers Smiles
C1=CC(=NC=C1[N+](=O)[O-])Cl
2. Properties
2.1 Density
1.489
2.1 Melting point
106-110℃
2.1 Boiling point
256.6 °C at 760 mmHg
2.1 Refractive index
1.587
2.1 Flash Point
109 °C
2.1 Precise Quality
157.98800
2.1 PSA
58.71000
2.1 logP
2.16640
2.1 Appearance
Light yellow to beige Powder
2.2 Storage
Ambient temperatures.
2.3 Chemical Properties
white to light yellow crystal
2.4 Color/Form
Light yellow to beige
2.5 pKa
-4.22±0.10(Predicted)
2.6 Water Solubility
Solubility in hot methanol. Insoluble in water.
2.7 Stability
Stable at room temperature in closed containers under normal storage and handling conditions.
2.8 StorageTemp
Keep in dark place,Sealed in dry,Room Temperature
3. Use and Manufacturing
3.1 Purification Methods
It crystallises from *benzene or *benzene/pet ether. [Beilstein 20/5 V 452.] 2-Chloro-5-nitropyridine Preparation Products And Raw materials Preparation Products
4. Safety and Handling
4.1 Symbol
GHS07
4.1 Hazard Codes
Xi
4.1 Signal Word
Warning
4.1 Risk Statements
R36/37/38
4.1 Safety Statements
S26;S37/39
4.1 Hazard Class
IRRITANT
4.1 Hazard Declaration
H315-H319-H335
4.1 RIDADR
NONH for all modes of transport
4.1 Caution Statement
P261-P305 + P351 + P338
4.1 WGK Germany
3
4.1 RTECS
US7175000
4.1 Specification

The 2-chloro-5-nitro-pyridine?with cas registry number of 4548-45-2 belongs to the categories?in compounds of pyridine; blocks; Pyridines; Pyridine; Heterocycles; Pyridines, Pyrimidines, Purines and Pteredines; Pyridine series; Halides; Pyridines derivates; Chloropyridines; Halopyridines; C5Heterocyclic Building Blocks; Halogenated Heterocycles; Heterocyclic Building Blocks; Chlorinated heterocyclic series. Its?systematic name and IUPAC name are the same which is called 2-chloro-5-nitropyridine. Its EINECS?registry number is 224-908-3?with appearance of white to light yellow crystal.

Physical properties about this chemical are:?(1)ACD/LogP: 1.29; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 1.29; (4)ACD/LogD (pH 7.4): 1.29; (5)ACD/BCF (pH 5.5): 5.65; (6)ACD/BCF (pH 7.4): 5.65; (7)ACD/KOC (pH 5.5): 120.23; (8)ACD/KOC (pH 7.4): 120.23; (9)#H bond acceptors: 4; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 1; (12)Index of Refraction: 1.587; (13)Molar Refractivity: 35.78 cm3; (14)Molar Volume: 106.4 cm3; (15)Surface Tension: 57.2 dyne/cm; (16)Density: 1.489 g/cm3; (17)Flash Point: 109 °C; (18)Enthalpy of Vaporization: 47.42 kJ/mol; (19)Boiling Point: 256.6 °C at 760 mmHg; (20)Vapour Pressure: 0.0245 mmHg at 25°C.

Preparation of?2-chloro-5-nitro-pyridine: it can be made by?5-nitro-pyridin-2-ol?using reagents PCl5 and POCl3 under reaction temperature 110 ℃. The reaction time is 3 hours with tield of 89.1%.

Uses of?2-chloro-5-nitro-pyridine: this chemical can react with?morpholine to give?4-(5-nitro-pyridin-2-yl)-morpholine?using solvent Methanol under ambient temperature with reaction time 30s. The yield is 90%.

When you are using this chemical, please be cautious about it as the following:
This chemical is irritating to eyes, respiratory system and skin. Wear suitable protective clothing, gloves and eye/face protection if you are using it. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1)SMILES: c1cc(ncc1[N+](=O)[O-])Cl;
(2)InChI: InChI=1/C5H3ClN2O2/c6-5-2-1-4(3-7-5)8(9)10/h1-3H;
(3)InChIKey: BAZVFQBTJPBRTJ-UHFFFAOYAH

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LDLo intraperitoneal 500mg/kg (500mg/kg) ? "Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. Vol. 6, Pg. 61, 1954.

4.2 Toxicity

CHEMICAL IDENTIFICATION

RTECS NUMBER :
US7175000
CHEMICAL NAME :
Pyridine, 2-chloro-5-nitro-
CAS REGISTRY NUMBER :
4548-45-2
BEILSTEIN REFERENCE NO. :
0120453
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C5-H3-Cl-N2-O2
MOLECULAR WEIGHT :
158.55
WISWESSER LINE NOTATION :
T6NJ BG ENW

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CBCCT* "Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. (National Academy of Science Library, 2101 Constitution Ave., NW, Washington, DC 20418) Volume(issue)/page/year: 6,61,1954
5. MSDS

2.Hazard identification

2.1 Classification of the substance or mixture

Skin irritation, Category 2

Eye irritation, Category 2

Specific target organ toxicity \u2013 single exposure, Category 3

2.2 GHS label elements, including precautionary statements

Pictogram(s)
Signal word

Warning

Hazard statement(s)

H315 Causes skin irritation

H319 Causes serious eye irritation

H335 May cause respiratory irritation

Precautionary statement(s)
Prevention

P264 Wash ... thoroughly after handling.

P280 Wear protective gloves/protective clothing/eye protection/face protection.

P261 Avoid breathing dust/fume/gas/mist/vapours/spray.

P271 Use only outdoors or in a well-ventilated area.

Response

P302+P352 IF ON SKIN: Wash with plenty of water/...

P321 Specific treatment (see ... on this label).

P332+P313 If skin irritation occurs: Get medical advice/attention.

P362+P364 Take off contaminated clothing and wash it before reuse.

P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

P337+P313 If eye irritation persists: Get medical advice/attention.

P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.

P312 Call a POISON CENTER/doctor/\u2026if you feel unwell.

Storage

P403+P233 Store in a well-ventilated place. Keep container tightly closed.

P405 Store locked up.

Disposal

P501 Dispose of contents/container to ...

2.3 Other hazards which do not result in classification

none

9. Other Information
9.0 BRN
120453
9.1 Chemical Properties
white to light yellow crystal
9.2 Purification Methods
It crystallises from *benzene or *benzene/pet ether. [Beilstein 20/5 V 452.]
9.3 Usage
2-Chloro-5-nitropyridine is used as a pharmaceutical intermediate.
10. Computational chemical data
  • Molecular Weight: 158.54252g/mol
  • Molecular Formula: C5H3ClN2O2
  • Compound Is Canonicalized: True
  • XLogP3-AA: null
  • Exact Mass: 157.9883050
  • Monoisotopic Mass: 157.9883050
  • Complexity: 136
  • Rotatable Bond Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 3
  • Topological Polar Surface Area: 58.7
  • Heavy Atom Count: 10
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count: 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Isotope Atom Count: 0
  • Covalently-Bonded Unit Count: 1
  • CACTVS Substructure Key Fingerprint: AAADcQBjMAAEAAAAAAAAAAAAAAAAAAAAAAAsAAAAAAAAAAABgAAAHAIEAAAACArBEiQ8wJIYUAChADRnRwCCgCAxFyAo2CA4dpoIYOLBk5GUIAhggIDIyAYQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
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