1-BROMO-2-ETHYNYLBENZENE

Product Name: 1-BROMO-2-ETHYNYLBENZENE
CAS No.: 766-46-1
Chemical Name: 1-BROMO-2-ETHYNYLBENZENE
Synonyms: 2-BROMOPHENYLACETYLENE;DK893;o-Bromophenylacetylene;2'-Bromophenylacetylene;2-bromo-1-ethynylbenzene;2'-BROMOPHENYL ACETYLENE;1-BROMO-2-ETHYNYLBENZENE;2-Bromophenylacetylene 97%;Benzene, 1-broMo-2-ethynyl-;1-Bromo-2-ethynylbenzene>
CBNumber: CB7702495
Molecular Formula: C8H5Br
Formula Weight: 181.03
MOL File: 766-46-1.mol

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1-BROMO-2-ETHYNYLBENZENE Property

Boiling point:: 92-93 °C20 mm Hg(lit.)
Density: 1.443 g/mL at 25 °C(lit.)
refractive index: n20/D 1.595(lit.)
Flash point:: 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.
InChI: 1S/C8H5Br/c1-2-7-5-3-4-6-8(7)9/h1,3-6H
InChIKey: RVDOYUFNRDGYGU-UHFFFAOYSA-N
SMILES: Brc1ccccc1C#C
CAS DataBase Reference: 766-46-1(CAS DataBase Reference)

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Safety

Hazard Codes: Xi
Risk Statements: 36/37/38
Safety Statements: 26-36
RIDADR: NA 1993 / PGIII
WGK Germany: 3
HS Code: 2903998090
Storage Class: 10 - Combustible liquids
Hazard Classifications: Eye Irrit. 2
Skin Irrit. 2
STOT SE 3

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 494178
Product name: 1-Bromo-2-ethynylbenzene
Purity: 95%
Packaging: 1g
Price: $95
Updated: 2025/07/31

TCI Chemical

Product number: B4608
Product name: 1-Bromo-2-ethynylbenzene
Purity: >98.0%(GC)
Packaging: 1g
Price: $123
Updated: 2025/07/31

TCI Chemical

Product number: B4608
Product name: 1-Bromo-2-ethynylbenzene
Purity: >98.0%(GC)
Packaging: 5g
Price: $488
Updated: 2025/07/31

TRC

Product number: B686430
Product name: 2-Bromophenylacetylene
Packaging: 250mg
Price: $70
Updated: 2021/12/16

Usbiological

Product number: B2865-20
Product name: 2-Bromophenylacetylene
Packaging: 500mg
Price: $368
Updated: 2021/12/16

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1-BROMO-2-ETHYNYLBENZENE Chemical Properties,Usage,Production

Chemical Properties

Colourless Oil

Uses

1-Bromo-2-ethynylbenzene may be used in the synthesis of 1-(2-bromophenyl)-2-(dibenzo[b,d]thiophen-4-yl)ethanone.

Uses

Starting material for heterocyclotriynes, second-order nonlinear optical materials, and unsymmetrical 1,4-diarylbutadiynes

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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1-BROMO-2-ETHYNYLBENZENE Suppliers

Americas 1 Canada 1 China 119 Europe 1 Germany 3 India 4 Japan 1 Switzerland 3 United Kingdom 11 United States 19 Global 163

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View Lastest Price from 1-BROMO-2-ETHYNYLBENZENE manufacturers

Shanghai UCHEM Inc.

Product: 2-Bromophenylacetylene 766-46-1
Price: US $70.00-212.00/g
Min. Order: 5g
Purity: 0.97
Supply Ability: 25kg
Release date: 2023-12-07

Shaanxi Dideu Medichem Co. Ltd

Product: 1-Bromo-2-ethynylbenzene 766-46-1
Price: US $0.10/KG
Min. Order: 1KG
Purity: 99.0%
Supply Ability: 1000 tons
Release date: 2020-04-20

Henan Fengda Chemical Co., Ltd

Product: 1-Bromo-2-ethynylbenzene 766-46-1
Price: US $5.00-0.50/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: g-kg-tons, free sample is available
Release date: 2024-01-13

766-46-1, 1-BROMO-2-ETHYNYLBENZENERelated Search:

1-BUTEN-3-YNE Cupric acetate monohydrate 1-Bromo-4-methylpentane 2-BROMOPHENETHYLALCOHOL 2-Bromoacetophenone 2-Bromostyrene 1-BROMO-4-ETHYNYLBENZENE 3-(2-BROMOPHENYL)PROP-2-YN-1-OL 1-BROMO-2-ETHYNYLBENZENE (2-BROMOPHENYLETHYNYL)TRIMETHYLSILANE 2,2'-DIBROMODIPHENYLACETYLENE 1-BROMO-2-PHENYLETHYNYL-BENZENE 2,3-DIBROMO-4-ETHYNYL-6-METHOXY-PHENOL 4-(2-BROMOPHENYL)-2-METHYL-3-BUTYN-2-OL 2-BROMO-1-ETHYNYL-4,5-DIMETHOXY-BENZENE 4-(2-BROMOPHENYL)-3-BUTYN-2-OL 1-BROMO-2-ETHYNYL-5-FLUORO-BENZENE 4-(2-BROMO-PHENYLETHYNYL)-BENZONITRILE

1-BROMO-2-ETHYNYLBENZENE

2'-BROMOPHENYL ACETYLENE

2-BROMOPHENYLACETYLENE

Benzene, 1-broMo-2-ethynyl-

2-Bromophenylacetylene 97%

1-BroMo-2-ethynylbenzene 95%

o-Bromophenylacetylene

2-bromo-1-ethynylbenzene

1-Bromo-2-ethynylbenzene&gt

DK893

2'-Bromophenylacetylene

766-46-1

C8H5Br

ARYL HALIDE

Alkynyl

Building Blocks

Halogenated Hydrocarbons

Organic Building Blocks

Aromatic Halides (substituted)

Aromatics Compounds

Aromatics

Alkynyl

Halogenated Hydrocarbons

Organic Building Blocks