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About This Item
Linear Formula:
HC≡CC6H4Br
CAS Number:
Molecular Weight:
181.03
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22
Recommended Products
Quality Level
assay
95%
refractive index
n20/D 1.595 (lit.)
bp
92-93 °C/20 mmHg (lit.)
density
1.443 g/mL at 25 °C (lit.)
functional group
bromo
SMILES string
Brc1ccccc1C#C
InChI
1S/C8H5Br/c1-2-7-5-3-4-6-8(7)9/h1,3-6H
InChI key
RVDOYUFNRDGYGU-UHFFFAOYSA-N
General description
1-Bromo-2-ethynylbenzene (BEB) is a haloalkyne. It undergoes Sonogashira coupling with methyl 2-iodobenzoate to form bromo tolane derivative.
Application
1-Bromo-2-ethynylbenzene may be used in the synthesis of 1-(2-bromophenyl)-2-(dibenzo[b,d]thiophen-4-yl)ethanone.
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
Storage Class
10 - Combustible liquids
wgk_germany
WGK 3
flash_point_f
145.4 °F - closed cup
flash_point_c
63 °C - closed cup
ppe
Eyeshields, Gloves, type ABEK (EN14387) respirator filter
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