Basic information
- Standard SMILES
Fc1ccc(Br)cn1- InChIKey
MYUQKYGWKHTRPG-UHFFFAOYSA-N- Molecular formula
- C5H3BrFN
- Average molar mass
- 175.99 g/mol
- Monoisotopic mass
- 174.94328942
Overview
structure in first source
Names & identifiers
- Preferred name
- 5-Bromo-2-fluoropyridine
- IUPAC
- 5-bromo-2-fluoropyridine
- English name
- 5-Bromo-2-fluoropyridine
- Molecular formula
- C5H3BrFN
- Molecular weight
- 175.99
Names & synonyms
Show more names
Database identifiers
- CAS
766-11-0- PubChem CID
- 2783168
- DTXSID
DTXSID40382478- UNII
- 6NT3Z783TZ
- EC Number
- 629-380-1
- Nikkaji
- J1.309.714C
Properties
Computed structural properties
- XLogP
- 2
- Topological polar surface area
- 12.9 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 2
- Rotatable bonds
- 0
- Heavy atoms
- 8
- Formal charge
- 0
- Complexity
- 78.8
Physicochemical properties
- Boiling point
- 162 · 162-164 °C750 mm Hg(lit.)
- Density
- 1.71 g/mL · 1.71 g/mL at 25 °C(lit.)
- refractive index
- 20 · n20/D 1.5325(lit.)
- Flash point
- 165 °F · 165 °F
- storage temp.
- Keep in dark place,Sealed in dry,Room Temperature
- solubility
- DMSO (Slightly), Methanol (Slightly)
- pka
- -2.79 · -2.79±0.10(Predicted)
- form
- Liquid
- color
- Clear colorless yellow
- Specific Gravity
- 1.71 · 1.710
- BRN
- 1363171 · 1363171
- InChI
- InChI=1S/C5H3BrFN/c6-4-1-2-5(7)8-3-4/h1-3H
- InChIKey
- MYUQKYGWKHTRPG-UHFFFAOYSA-N
- SMILES
- C1(F)=NC=C(Br)C=C1
- CAS DataBase Reference
- 766 · 766-11-0(CAS DataBase Reference)
- 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
- Eyeshields, Gloves, type ABEK (EN14387) respirator filter
- Hazard Codes
- Xi,Xn
- Risk Statements
- 36 · 36/37/38-22
- Safety Statements
- 26 · 26-36/37-37/39
- RIDADR
- 2810 · UN2810
- WGK Germany
- 3 · 3
- Hazard Note
- Irritant
- HazardClass
- 6.1 · 6.1
- PackingGroup
- III
- HS Code
- 29339900 · 29339900
- Storage Class
- 10 · 10 - Combustible liquids
- Hazard Classifications
- 2 Skin · Eye Irrit. 2Skin Irrit. 2STOT SE 3
- REACH Registrations
- Active
Safety & regulation
GHS classification
GHS Classification
Warning
H302 (11.5%): Harmful if swallowed [Warning Acute toxicity, oral]
P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P317, 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 52 reports by companies from 9 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard information
Safety data
- PPE
- Eyeshields, Gloves, type ABEK (EN14387) respirator filter
- wgk
- 3
- ridadr
- UN2810
- hs_code
- 29339900
- risk_code
- 36/37/38-22
- Signal word
- Warning
- Symbol(GHS)
- GHS07
- hazard_code
- Xi,Xn
- hazard_note
- Irritant
- safety_code
- 26-36/37-37/39
- hazard_class
- 6.1
- Storage Class
- 10 - Combustible liquids
- packing_group
- III
- target organs
- Respiratory system
- Hazard statements
- H315-H319-H335
- REACH Registrations
- Active
- Hazard Classifications
- Eye Irrit. 2Skin Irrit. 2STOT SE 3
- Precautionary statements
- P261-P264-P271-P280-P302+P352-P305+P351+P338
Chemistry & industry
Applications
Description5-Bromo-2-fluoropyridine is a halogenated pyridine that has been used as a molecular scaffold for many Active Pharmaceutical Ingredients (APIs) such as Neuropeptide Y Receptor Y5 Inhibitors, SARS-CoV-2 Major Protease Inhibitors, and Indoleamine-2,3-Dioxygenase-1 Inhibitors in cancer immunotherapy. 5-Bromo-2-fluoropyridine is also an ideal building block for semiconductors, due to its aromaticity and electron deficiency. A host material of 5-(5-(2,4,6-triiso-propylphenyl)pyridin-2-yl)-5H-benzo[d]benzo-[4,5]imidazo[1,2-a]imidazole is synthesized from 5-bromo-2-fluoropyridine for OLED applications.
Uses5-Bromo-2-fluoropyridine is used in the synthesis of heteroaromatic and aniline derivatives of piperidines as potent ligands used for vesicular acetylcholine transport. Also used in the synthesis of benzofurano[3,2-d]pyrimidin-2-one derived inhbitors.
Upstream & downstream products
Upstream raw materials
Downstream products
Suppliers50 total
Related reactions
Linked notes
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