247952
2-溴-1,4-二氟苯
98%
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关于此项目
线性分子式:
BrC6H3F2
化学文摘社编号:
分子量:
192.99
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352100
EC Number:
206-920-0
MDL number:
Assay:
98%
Form:
liquid
InChI key
XCRCSPKQEDMVBO-UHFFFAOYSA-N
InChI
1S/C6H3BrF2/c7-5-3-4(8)1-2-6(5)9/h1-3H
SMILES string
Fc1ccc(F)c(Br)c1
assay
98%
form
liquid
refractive index
n20/D 1.508 (lit.)
bp
58-59 °C/20 mmHg (lit.)
mp
−31 °C (lit.)
density
1.708 g/mL at 25 °C (lit.)
functional group
bromo, fluoro
General description
Lithiation of 2-bromo-1,4-difluorobenzene in the presence of lithium diisopropylamide (LDA) in THF-hexane, butyllithium in diethyl ether-hexane and butyllithium in THF-hexane has been reported.
Application
2-Bromo-1,4-difluorobenzene has been used in the preparation of 1,4-difluoroanthraquinone, a precursor to ametantrone.
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
存储类别
10 - Combustible liquids
wgk
WGK 3
flash_point_f
149.0 °F - closed cup
flash_point_c
65 °C - closed cup
ppe
Eyeshields, Gloves, type ABEK (EN14387) respirator filter
法规信息
新产品
此项目有
The lithiation of fluorinated benzenes and its dependence on solvent and temperature.
Coe PL, et al.
Journal of the Chemical Society. Perkin Transactions 1, 21, 2729-2737 (1995)
Synthesis of fluorine-substituted anthraquinones and aza-anthraquinones.
Khanapure SP, et al.
Journal of Fluorine Chemistry, 68(2), 131-134 (1994)
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