1-BROMO-2-ETHYNYLBENZENE

1-BROMO-2-ETHYNYLBENZENE Basic information

Product Name:	1-BROMO-2-ETHYNYLBENZENE
Synonyms:	1-BROMO-2-ETHYNYLBENZENE;2'-BROMOPHENYL ACETYLENE;Benzene, 1-broMo-2-ethynyl-;2-Bromophenylacetylene 97%;1-BroMo-2-ethynylbenzene 95%;o-Bromophenylacetylene;2-bromo-1-ethynylbenzene;1-Bromo-2-ethynylbenzene>
CAS:	766-46-1
MF:	C8H5Br
MW:	181.03
EINECS:
Product Categories:	Aromatic Halides (substituted);Aromatics Compounds;Aromatics;Alkynyl;Halogenated Hydrocarbons;Organic Building Blocks
Mol File:	766-46-1.mol

1-BROMO-2-ETHYNYLBENZENE Chemical Properties

Boiling point	92-93 °C20 mm Hg(lit.)
density	1.443 g/mL at 25 °C(lit.)
refractive index	n20/D 1.595(lit.)
Fp	147 °F
storage temp.	Keep in dark place,Sealed in dry,Room Temperature
solubility	Acetone, Dichloromethane, Ethyl Acetate, Hexane
form	Oil
color	Colourless
Stability:	Light and Temperature Sensitive.
CAS DataBase Reference	766-46-1(CAS DataBase Reference)

Safety Information

MSDS Information

Provider	Language
SigmaAldrich	English

1-BROMO-2-ETHYNYLBENZENE Usage And Synthesis

Chemical Properties	Colourless Oil
Uses	Starting material for heterocyclotriynes, second-order nonlinear optical materials, and unsymmetrical 1,4-diarylbutadiynes
Uses	1-Bromo-2-ethynylbenzene may be used in the synthesis of 1-(2-bromophenyl)-2-(dibenzo[b,d]thiophen-4-yl)ethanone.
Synthesis Reference(s)	Tetrahedron Letters, 22, p. 2495, 1981 DOI: 10.1016/S0040-4039(01)92942-9
General Description	1-Bromo-2-ethynylbenzene (BEB) is a haloalkyne. It undergoes Sonogashira coupling with methyl 2-iodobenzoate to form bromo tolane derivative.

1-BROMO-2-ETHYNYLBENZENE Preparation Products And Raw materials

Raw materials

Preparation Products

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