4-Chloropyridine hydrochloride
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Basic information
- CAS
7379-35-3- Standard SMILES
Cl.Clc1ccncc1- InChIKey
XGAFCCUNHIMIRV-UHFFFAOYSA-N- Molecular formula
- C5H5Cl2N
- Average molar mass
- 150 g/mol
- Monoisotopic mass
- 148.97990452
Names & identifiers
- Preferred name
- 4-Chloropyridine hydrochloride
- IUPAC
- 4-chloropyridine;hydrochloride
- English name
- 4-Chloropyridinium chloride
- Molecular formula
- C5H4ClN.ClH
- Molecular weight
- 150.01
Names & synonyms
4-Chloropyridine hydrochloride7379-35-3Pyridine, 4-chloro-, hydrochlorideNSC 78418CCRIS 1716EINECS 230-946-1Pyridine, 4-chloro-, hydrochloride (1:1)DTXSID7064651RefChem:98616DTXCID0047589Pyridine, 4chloro, hydrochloride230-946-1
Show more names
4-Chloropyridine hydrochloride 4-Chloropyridinium chloride4-CHLOROPYRIDINE HYDROCHLORIDE 4-CHLORO-PYRIDINE HYDROCHLORIDERARECHEM AH CK 00744-Chloropyridinium coropyridine HydrochLCHLOROPYRIDINE(4-) HCLTH 336 (Hydrochloride)4-Chlorpyridinhydrochlorid
4-CHLOROPYRIDINE HCl4-Chloropyridinium chloride4-chloropyridine;hydrochloride4-chloro-pyridine hydrochlorideMFCD000128294-chloropyridine-HClNSC-784184chloropyridine hydrochloride
Database identifiers
- CAS
7379-35-3- PubChem CID
- 81852
- DTXSID
DTXSID7064651- UNII
- MQ68UJ9S26
- EC Number
- 230-946-1
Properties
Computed structural propertiesFilling in
- Topological polar surface area
- 12.9 Ų
- Hydrogen bond donors
- 1
- Hydrogen bond acceptors
- 1
- Rotatable bonds
- 0
- Heavy atoms
- 8
- Formal charge
- 0
- Complexity
- 50
Experimental & physicochemical properties
Chemical ClassesNitrogen Compounds -> Pyridines
Physical DescriptionOff-white powder with a mild odor; [Alfa Aesar MSDS]
Physicochemical properties
- Melting point
- 210 °C · 210 °C (subl.)(lit.)
- Boiling point
- 147 ℃[at · 147℃[at 101 325 Pa]
- vapor pressure
- 7.666 hPa · 7.666hPa at 25℃
- Flash point
- 198 °C · 198 °C
- storage temp.
- Keep in dark place,Inert atmosphere,Room temperature
- solubility
- soluble in DMSO, Methanol, Water
- form
- Crystalline Powder
- color
- Off-white to yellow-beige
- PH
- 2 · 2.0 (100g/l, H2O, 20℃)
- Water Solubility
- Soluble in water.
- BRN
- 3684904 · 3684904
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
Warning
H302 (56%): 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 100 reports by companies from 11 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard information
Regulatory Information
Status: Active Update: 04-09-2018 https://echa.europa.eu/registration-dossier/-/registered-dossier/25403
4-Chloropyridinium chloride: Does not have an individual approval but may be used under an appropriate group standard
Hazards SummaryA mild skin and strong eye irritant; Harmful by ingestion; [Alfa Aesar MSDS]
Hazard Classes and CategoriesAcute Tox. 4 (56%)
Safety data
- PPE
- dust mask type N95 (US), Eyeshields, Gloves
- wgk
- 3
- tsca
- TSCA listed
- rtecs
- US6300000
- ridadr
- UN2811
- hs_code
- 29333999
- risk_code
- 22-36/37/38-36/38-20/21/22
- Signal word
- Warning
- Symbol(GHS)
- GHS07
Chemistry & industry
Uses & manufacturing
General Manufacturing InformationPyridine, 4-chloro-, hydrochloride (1:1): ACTIVE
Applications
UsesIt is employed as a catalyst in the synthesis of fluorazone derivatives by one-pot pyrrolation/cyclization of anthranilic acids.
Upstream & downstream products
Downstream products
Related reactions
234 records
Compound notes
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