Basic information
- Standard SMILES
Clc1ccnc(Cl)c1- InChIKey
TYPVHTOETJVYIV-UHFFFAOYSA-N- Molecular formula
- C5H3Cl2N
- Average molar mass
- 147.99 g/mol
- Monoisotopic mass
- 146.96425446
Names & identifiers
- Preferred name
- 2,4-Dichloropyridine
- IUPAC
- 2,4-dichloropyridine
- English name
- 2,4-Dichloropyridine
- Molecular formula
- C5H3Cl2N
- Molecular weight
- 147.99
Names & synonyms
2,4-DICHLOROPYRIDINE26452-80-2EINECS 247-717-7DTXSID20181047RefChem:82397DTXCID30103538247-717-7Pyridine, 2,4-dichloro-MFCD009556182,4-DichloropyrdineSCHEMBL172300STK688595
Show more names
2,4-DichlorpyridineIFLAB-BB F2108-00712,4-Dichloropyridine>2,4 dicloropyridine 98%2,4-Dichloropyridine,97%2,4-Dichloropyridine 97%2,4-Dichloropyridine ,98%2,4-Dichloropyridine ISO 9001：2015 REACH
CS-W004774PS-5824AC-244822,4-dichloro pyridine2,4-dichoropyridine2, 4-dichloropyridine2,4-dichloro-pyridine2,4-bis(chloranyl)pyridine
Database identifiers
- CAS
26452-80-2- PubChem CID
- 33515
- DTXSID
DTXSID20181047- UNII
- 7NH8HB3AL9
- EC Number
- 247-717-7
- Nikkaji
- J88.423E
Properties
Computed structural properties
- XLogP
- 2.4
- Topological polar surface area
- 12.9 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 1
- Rotatable bonds
- 0
- Heavy atoms
- 8
- Formal charge
- 0
- Complexity
- 76.8
Physicochemical properties
- Melting point
- -1 °C · -1 °C
- Boiling point
- 189 · 189-190 °C (lit.) 76-78 °C/23 mmHg (lit.)
- Density
- 1.37 · 1.37
- refractive index
- 1.55 · 1.55-1.554
- Flash point
- 189 · 189-190°C
- storage temp.
- 2 · Inert atmosphere,2-8°C
- solubility
- Chloroform
- form
- Yellow to Pale Orange Liquid
- pka
- 0.12 · 0.12±0.10(Predicted)
- color
- Colorless to Red to Green
- BRN
- 108666 · 108666
- InChI
- InChI=1S/C5H3Cl2N/c6-4-1-2-8-5(7)3-4/h1-3H
- InChIKey
- TYPVHTOETJVYIV-UHFFFAOYSA-N
- SMILES
- C1(Cl)=NC=CC(Cl)=C1
- CAS DataBase Reference
- 26452 · 26452-80-2(CAS DataBase Reference)
- UNSPSC Code
- 12352100 · 12352100
- NACRES
- 22 · NA.22
- Symbol(GHS)
- 5 · GHS05,GHS07
- Signal word
- Danger
- Hazard statements
- 302 · H302-H315-H317-H318
- Precautionary statements
- 261 · P261-P264-P280-P301+P312-P302+P352-P305+P351+P338
- PPE
- Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
- Hazard Codes
- T,Xi,Xn
- Risk Statements
- 25 · 25-38-41-43-36/37/38-20/22
- Safety Statements
- 26 · 26-36/37/39-45-36
- RIDADR
- 2810 · 2810
- WGK Germany
- 3 · 3
- RTECS
- 3410400 · NC3410400
- Hazard Note
- Harmful/Irritant
- HazardClass
- 6.1 · 6.1
- PackingGroup
- III
- HS Code
- 29333990 · 29333990
- Storage Class
- 10 · 10 - Combustible liquids
- Hazard Classifications
- 4 OralEye · Acute Tox. 4 OralEye Dam. 1Skin Irrit. 2Skin Sens. 1
Safety & regulation
GHS classification
GHS Classification
Danger
H302 (93.8%): Harmful if swallowed [Warning Acute toxicity, oral]
P261, P262, P264, P264+P265, P270, P271, P272, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P305+P354+P338, P316, P317, P319, P321, P330, P332+P317, P333+P317, P337+P317, P361+P364, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 48 reports by companies from 7 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard information
Hazard Classes and CategoriesAcute Tox. 4 (93.8%)
Safety data
- PPE
- Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
- wgk
- 3
- rtecs
- NC3410400
- ridadr
- 2810
- hs_code
- 29333990
- risk_code
- 25-38-41-43-36/37/38-20/22
- Signal word
- Danger
- Symbol(GHS)
- GHS05,GHS07
- hazard_code
- T,Xi,Xn
- hazard_note
- Harmful/Irritant
- safety_code
- 26-36/37/39-45-36
- hazard_class
- 6.1
- Storage Class
- 10 - Combustible liquids
- packing_group
- III
- Hazard statements
- H302-H315-H317-H318
- Hazard Classifications
- Acute Tox. 4 OralEye Dam. 1Skin Irrit. 2Skin Sens. 1
- Precautionary statements
- P261-P264-P280-P301+P312-P302+P352-P305+P351+P338
Chemistry & industry
Applications
Uses2,4-Dichloropyridine is a versatile reactant used in the preparation of host materials for light-emitting diodes with heterocyclic cores. Also used in the preparation of sulfonylated pyridines, pyrazine and quinoline via aromatic nucleophilic substitution of azines with sodium sulfinates.
Upstream & downstream products
Downstream products
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