1-CHLORO-2-ETHYNYLBENZENE

Product Name: 1-CHLORO-2-ETHYNYLBENZENE
CAS No.: 873-31-4
Chemical Name: 1-CHLORO-2-ETHYNYLBENZENE
Synonyms: (2-Chlorophenyl)ethyne;2-CHLOROPHENYLACETYLENE;2'-CHLOROPHENYL ACETYLENE;1-CHLORO-2-ETHYNYLBENZENE;2-Chlorophenylacetylene 98%;Benzene, 1-chloro-2-ethynyl-;1-Chloro-2-ethynylbenzene >1-Chloro-2-ethynylbenzene 98%;Benzene, 1-chloro-2-ethynyl- (7CI, 8CI, 9CI);1-CHLORO-2-ETHYNYLBENZENE ISO 9001：2015 REACH
CBNumber: CB0778606
Molecular Formula: C8H5Cl
Formula Weight: 136.58
MOL File: 873-31-4.mol

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1-CHLORO-2-ETHYNYLBENZENE Property

Boiling point:: 64-65/15mm
Density: 1.125 g/mL at 25 °C(lit.)
refractive index: n20/D 1.5710(lit.)
Flash point:: 70 °C
storage temp.: 2-8°C
solubility: Soluble in hexane.
form: Liquid
color: Clear colorless to yellow
Stability:: Moisture, Light Sensitive
InChI: 1S/C8H5Cl/c1-2-7-5-3-4-6-8(7)9/h1,3-6H
InChIKey: DGLHLIWXYSGYBI-UHFFFAOYSA-N
SMILES: Clc1ccccc1C#C
CAS DataBase Reference: 873-31-4(CAS DataBase Reference)

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Safety

Hazard Codes: Xi
Risk Statements: 36/37/38
Safety Statements: 26-36
WGK Germany: 3
Hazard Note: Irritant/Keep Cold
HS Code: 29036990
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: 465305
Product name: 1-Chloro-2-ethynylbenzene
Purity: 98%
Packaging: 1g
Price: $89.27
Updated: 2025/07/31

Sigma-Aldrich

Product number: 465305
Product name: 1-Chloro-2-ethynylbenzene
Purity: 98%
Packaging: 5g
Price: $399
Updated: 2023/06/20

TCI Chemical

Product number: C2750
Product name: 1-Chloro-2-ethynylbenzene
Purity: >98.0%(GC)
Packaging: 1g
Price: $32
Updated: 2025/07/31

TCI Chemical

Product number: C2750
Product name: 1-Chloro-2-ethynylbenzene
Purity: >98.0%(GC)
Packaging: 5g
Price: $136
Updated: 2025/07/31

TRC

Product number: C375500
Product name: 2-Chlorophenylacetylene
Packaging: 25g
Price: $640
Updated: 2021/12/16

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

Chemical Properties

Colourless Liquid

Uses

1-Chloro-2-ethynylbenzene may be used in the synthesis of 4-(2-chlorophenylethynyl)-3-methyl-5-phenylisoxazole.

Synthesis Reference(s)

Tetrahedron Letters, 22, p. 2495, 1981 DOI: 10.1016/S0040-4039(01)92942-9

General Description

1-Chloro-2-ethynylbenzene is a chlorinated benzene derivative.

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

Raw materials

Preparation Products

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1-CHLORO-2-ETHYNYLBENZENE Suppliers

Americas 1 Belgium 2 Canada 2 China 123 Europe 2 France 2 Germany 5 India 6 Japan 1 Switzerland 1 The Netherlands 1 United Kingdom 15 United States 35 Global 196

J & K SCIENTIFIC LTD.

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

Henan Fengda Chemical Co., Ltd

Product: 1-CHLORO-2-ETHYNYLBENZENE 873-31-4
Price: US $100.00-1.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: g-kg-tons, free sample is available
Release date: 2023-12-26

Zhuozhou Wenxi import and Export Co., Ltd

Product: 1-CHLORO-2-ETHYNYLBENZENE 873-31-4
Price: US $15.00-10.00/KG
Min. Order: 1KG
Purity: 99%+ HPLC
Supply Ability: Monthly supply of 1 ton
Release date: 2021-08-11

Career Henan Chemical Co

Product: 1-CHLORO-2-ETHYNYLBENZENE 873-31-4
Price: US $10.00/KG/Tin
Min. Order: 1KG
Purity: 99%
Supply Ability: 100
Release date: 2019-06-28

873-31-4, 1-CHLORO-2-ETHYNYLBENZENERelated Search:

1-CHLORO-2-ETHYNYLBENZENE 3-CHLORO-1-ETHYNYLBENZENE 1-CHLORO-4-ETHYNYLBENZENE 3-(2-CHLOROPHENYL)PROP-2-YN-1-OL 3-(2,5-DICHLOROPHENYL)-2-PROPYN-1-OL 4-(2,3-DICHLOROPHENYL)-3-BUTYN-2-OL 3-(2-CHLORO-4-NITROPHENYL)-2-PROPYN-1-OL 4-(2,5-DICHLOROPHENYL)-2-METHYL-3-BUTYN-2-OL 3-(2-CHLORO-5-NITROPHENYL)-2-PROPYN-1-OL 4-(2-CHLOROPHENYL)-2-METHYL-3-BUTYN-2-OL 4-(2-CHLORO-5-NITROPHENYL)-3-BUTYN-2-OL 4-(2-CHLORO-5-NITROPHENYL)-2-METHYL-3-BUTYN-2-OL 4-(2,4-DICHLOROPHENYL)-2-METHYL-3-BUTYN-2-OL 4-(2,4-DICHLOROPHENYL)-3-BUTYN-2-OL 4-(2,3-DICHLOROPHENYL)-2-METHYL-3-BUTYN-2-OL 3-(2,4-DICHLOROPHENYL)-2-PROPYN-1-OL 4-(2-CHLORO-4-NITROPHENYL)-3-BUTYN-2-OL 4-(2-CHLOROPHENYL)-3-BUTYN-2-OL

1-CHLORO-2-ETHYNYLBENZENE

2'-CHLOROPHENYL ACETYLENE

2-CHLOROPHENYLACETYLENE

Benzene, 1-chloro-2-ethynyl- (7CI, 8CI, 9CI)

2-Chlorophenylacetylene 98%

1-Chloro-2-ethynylbenzene,(2-Chlorophenyl)acetylene

Benzene, 1-chloro-2-ethynyl-

(2-Chlorophenyl)ethyne

1-Chloro-2-ethynylbenzene 98%

1-Chloro-2-ethynylbenzene &gt

1-CHLORO-2-ETHYNYLBENZENE ISO 9001：2015 REACH

873-31-4

873-31-3

ClC6H4C8801CH

Halogenated Hydrocarbons

Organic Building Blocks

Alkynyl

Building Blocks

Aromatic Halides (substituted)

Aromatics Compounds

Aromatics