4-Ethylphenylacetylene

Product Name: 4-Ethylphenylacetylene
CAS No.: 40307-11-7
Chemical Name: 4-Ethylphenylacetylene
Synonyms: CH3CH2C6H4C≡CH;4-Ethylethynylbenzene;4-Ethylpenylacetylene;p-Ethylethynylbenzene;4-ETHYLPHENYLACETYLENE;P-ETHYLPHENYLACETYLENE;1-ETHYL-4-ETHYNYL-BENZENE;4-Ethylphenylacetylene97%;4-Ethylphenylacetylene 97%;1-ETHYL-4-ETH-1-YNYLBENZENE
CBNumber: CB9326462
Molecular Formula: C10H10
Formula Weight: 130.19
MOL File: 40307-11-7.mol

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4-Ethylphenylacetylene Property

Boiling point:: 30 °C/0.05 mmHg (lit.)
Density: 0.930 g/mL at 25 °C (lit.)
refractive index: n20/D 1.5420(lit.)
Flash point:: 160 °F
storage temp.: Keep in dark place,Sealed in dry,Room Temperature
form: clear liquid
color: Colorless to Light yellow
InChI: 1S/C10H10/c1-3-9-5-7-10(4-2)8-6-9/h1,5-8H,4H2,2H3
InChIKey: ZNTJVJSUNSUMPP-UHFFFAOYSA-N
SMILES: CCc1ccc(cc1)C#C
CAS DataBase Reference: 40307-11-7(CAS DataBase Reference)

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Safety

Hazard Codes: Xi
Risk Statements: 36/37/38
Safety Statements: 16-26-36-37/39
RIDADR: UN 3334
WGK Germany: 3
Hazard Note: Irritant
HazardClass: 9
HS Code: 29029090
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: 558893
Product name: 1-Ethyl-4-ethynylbenzene
Purity: 98%
Packaging: 5g
Price: $137
Updated: 2023/01/07

TCI Chemical

Product number: E0749
Product name: 1-Ethyl-4-ethynylbenzene
Purity: >97.0%(GC)
Packaging: 5g
Price: $113
Updated: 2026/03/19

TCI Chemical

Product number: E0749
Product name: 1-Ethyl-4-ethynylbenzene
Purity: >97.0%(GC)
Packaging: 25g
Price: $360
Updated: 2026/03/19

TRC

Product number: E917898
Product name: 1-Ethyl-4-ethynylbenzene
Packaging: 10mg
Price: $45
Updated: 2021/12/16

Apolloscientific

Product number: OR2201
Product name: 4-Ethylphenylacetylene
Purity: 97%
Packaging: 25g
Price: $41
Updated: 2021/12/16

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4-Ethylphenylacetylene Chemical Properties,Usage,Production

Chemical Properties

Yellow liquid

Uses

1-Ethyl-4-ethynylbenzene may be used to synthesize:

2,4-bis[(4-ethylphenyl)ethynyl]-6-methoxy-1,3,5-triazine
2-[(4-ethylphenyl)ethynyl]-4-methoxy-6-(phenylethynyl)-1,3,5-triazine
2-chloro-4-[(4-ethylphenyl)ethynyl]-6-methoxy-1,3,5-triazine
4-chloro-6-[(4-ethylphenyl)ethynyl]-N,N-diphenyl-1,3,5-triazin-2-amine

Uses

Intermediates of Liquid Crystals

General Description

1-Ethyl-4-ethynylbenzene undergoes homocoupling reaction in the presence of copper(I) chloride (catalyst) and air (oxidant) to yield symmetrical 1,4-disubstituted 1,3-diyne.

4-Ethylphenylacetylene Preparation Products And Raw materials

Raw materials

Preparation Products

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4-Ethylphenylacetylene Suppliers

Americas 1 Belgium 1 China 157 Europe 4 France 1 Germany 5 India 2 Japan 1 Lithuania 1 Switzerland 1 United Kingdom 5 United States 24 Global 203

Hebei Wenjing United Technology Co. LTD

Tel: 18633031353 17734561860
Email: 16021353@qq.com
Country: China
ProdList: 58
Advantage: 58

J & K SCIENTIFIC LTD.

Tel: 18210857532; 18210857532
Fax: 86-10-82849933
Email: jkinfo@jkchemical.com
Country: China
ProdList: 96815
Advantage: 76

Sichuan Ruibo Technology Co., Ltd

Tel: +86-817-5586080
Fax: +86-817-5527378
Country: China
ProdList: 42
Advantage: 69

Meryer (Shanghai) Chemical Technology Co., Ltd.

Tel: 4006356688 18621169109
Fax: 86-21-61259102
Email: market03@meryer.com
Country: China
ProdList: 40228
Advantage: 62

INTATRADE GmbH

Tel: +49 3493/605464
Fax: +49 3493/605470
Email: sales@intatrade.de
Country: Germany
ProdList: 3572
Advantage: 66

Alfa Aesar

Tel: 400-6106006
Fax: 021-67582001/03/05
Email: saleschina@alfa-asia.com
Country: China
ProdList: 30123
Advantage: 84

TAIYUAN RHF CO.,LTD.

Tel: +86 351 7031519
Fax: +86 351 7031519
Email: sales@RHFChem.com
Country: China
ProdList: 2338
Advantage: 56

TCI (Shanghai) Development Co., Ltd.

Tel: 021-67121386
Fax: 021-67121385
Email: Sales-CN@TCIchemicals.com
Country: China
ProdList: 24529
Advantage: 81

Energy Chemical

Tel: 021-021-58432009 400-005-6266
Fax: 021-58436166
Email: sales8178@energy-chemical.com
Country: China
ProdList: 44802
Advantage: 61

Shijiazhuang Sdyano Fine Chemical Co., Ltd.

Tel: 0311-89250318 031166536426
Fax: 4000311741
Email: master@sjzsdyn.com
Country: China
ProdList: 2826
Advantage: 65

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View Lastest Price from 4-Ethylphenylacetylene manufacturers

ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD

Product: 1-Ethyl-4-ethynylbenzene 40307-11-7
Price: US $2.20-8.80/kg
Min. Order: 1kg
Purity: 99%
Supply Ability: 1000kg
Release date: 2025-06-13

Henan Aochuang Chemical Co.,Ltd.

Product: 4-Ethylphenylacetylene 40307-11-7
Price: US $0.00-0.00/KG
Min. Order: 1KG
Purity: 98%
Supply Ability: 1ton
Release date: 2022-10-18

Zhuozhou Wenxi import and Export Co., Ltd

Product: 4-Ethylphenylacetylene 40307-11-7
Price: US $15.00-10.00/KG
Min. Order: 1KG
Purity: 99%+ HPLC
Supply Ability: Monthly supply of 1 ton
Release date: 2021-07-11

40307-11-7, 4-EthylphenylacetyleneRelated Search:

Ethyl acetate Ethyl acrylate Acetylene 1-BUTYNE Ethylparaben Phenylacetylene 4-Ethynyltoluene ISOXADIFEN-ETHYL Ethylbenzene Ethanol 4-(TERT-BUTYL)PHENYLACETYLENE 1-Ethynyl-4-pentylbenzene 1-[4-(2-PHENYLETH-1-YNYL)PHENYL]ETHAN-1-ONE 1-ETH-1-YNYL-4-HEXYLBENZENE 1-(4-METHOXYPHENYL)-2-(4-N-PROPYLPHENYL)ACETYLENE 1-(4-ETHOXYPHENYL)-2-(4-N-PENTYLPHENYL)-ACETYLENE 1-(4-N-BUTYLPHENYL)-2-(4-ETHOXYPHENYL)ACETYLENE 1-Eth-1-ynyl-4-propylbenzene

4-ETHYLPHENYLACETYLENE

1-ETHYL-4-ETH-1-YNYLBENZENE

1-ETHYL-4-ETHYNYL-BENZENE

Benzene, 1-ethyl-4-ethynyl- (6CI, 9CI)

4-Ethylphenylacetylene 97%

4-Ethylphenylacetylene97%

BENZENE, 1-ETHYL-4-ETHYNYL-

1-ETH-1-YNYL-4-ETHYLBENZENE

4-Ethylethynylbenzene

4-ETHYLPHENYLACETYLENE GC 98.5+%

P-ETHYLPHENYLACETYLENE

4-Ethylpenylacetylene

CH3CH2C6H4C≡CH

1-Ethyl-4-ethynylbenzene&gt

p-Ethylethynylbenzene

1-Ethyl-4-ethynylbenzene - [E52271]

40307-11-7

CH3CH2C6H4C8801CH

Building Blocks

Alkynes

Organic Building Blocks

Terminal

Aromatic Compounds

Acetylenes

Acetylenic Hydrocarbons having Benzene Ring

Alkynes

Organic Building Blocks

Terminal

Liquid crystal intermediates