263478
4-Bromo-1,2-difluorobenzene
98%
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About This Item
Linear Formula:
BrC6H3F2
CAS Number:
Molecular Weight:
192.99
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352100
EC Number:
206-481-5
MDL number:
Assay:
98%
InChI key
YMQPKONILWWJQG-UHFFFAOYSA-N
InChI
1S/C6H3BrF2/c7-4-1-2-5(8)6(9)3-4/h1-3H
SMILES string
Fc1ccc(Br)cc1F
assay
98%
refractive index
n20/D 1.505 (lit.)
bp
150-151 °C (lit.)
density
1.707 g/mL at 25 °C (lit.)
functional group
bromo, fluoro
Quality Level
General description
Regioselective nucleophilic aromatic substitution reaction of 4-bromo-1,2-difluorobenzene with benzyl alcohol has been investigated.
Application
4-Bromo-1,2-difluorobenzene has been used in the preparation of 4-benzyl-2-(3,4-difluorophenyl)-2-hydroxy-morpholine.
signalword
Warning
Hazard Classifications
Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Chronic 2 - Flam. Liq. 3 - Skin Irrit. 2 - Skin Sens. 1
Storage Class
3 - Flammable liquids
wgk
WGK 2
flash_point_f
91.4 °F
flash_point_c
33 °C
ppe
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
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Regioselectivity of fluorine substitution by alkoxides on unsymmetrical difluoroarenes.
Dirr R, et al.
Tetrahedron Letters, 49(31), 4588-4590 (2008)
Preparation of chiral key intermediates of morpholine based neurokinin receptor antagonists by asymmetric allylic alkylation.
Keldenich J, et al.
Tetrahedron, 69(31), 6424-6430 (2013)
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