Online Database of Chemicals from Around the World

Ethylbenzene
[CAS# 100-41-4]

Top Active Suppliers
Hangzhou Verychem Science And Technology Co., Ltd. China Inquire  
+86 (571) 8816-2785
+86 13606544505
lucy@verychem.com
Chemical manufacturer since 2004
chemBlink massive supplier since 2021
Simagchem Corporation China Inquire  
+86 13806087780
sale@simagchem.com
Chemical manufacturer since 2002
chemBlink standard supplier since 2008
Nanjing Fubang Chemical Co., Ltd. China Inquire  
+86 (25) 8627-3498
zxj@fbchem.com
zxlzhangxl@live.cn
Chemical manufacturer since 1995
chemBlink standard supplier since 2008
Leap Chem Co., Ltd. China Inquire  
+86 (852) 3060-6658
market19@leapchem.com
QQ chat
Chemical manufacturer since 2006
chemBlink standard supplier since 2015
Changzhou Hongyu Chemical Co., Ltd. China Inquire  
+86 (519) 8999-6110
545701991@qq.com
Chemical distributor since 2011
chemBlink standard supplier since 2018
Jiangsu Evergreen New Material Technology Incorporated China Inquire  
+86 (025) 8491-1160
flora.wang@cqsgfz.cn
Skype Chat
QQ chat
WeChat: 13605178468
WhatsApp: +8613605178468
Chemical manufacturer since 2010
chemBlink standard supplier since 2024
Chiron AS Norway Inquire  
+47 (73) 874-490
chiron@chiron.no
Chemical manufacturer
Crescent Chemical Co. Inc. USA Inquire  
+1 (631) 348-0333
crescent@creschem.com
Chemical distributor
Complete supplier list of Ethylbenzene
Identification
Classification Organic raw materials >> Hydrocarbon compounds and their derivatives >> Aromatic hydrocarbon
Name Ethylbenzene
Synonyms Phenylethane
Molecular Structure CAS # 100-41-4, Ethylbenzene, Phenylethane
Molecular Formula C8H10
Molecular Weight 106.17
CAS Registry Number 100-41-4
EC Number 202-849-4
SMILES CCC1=CC=CC=C1
Properties
Density 0.9±0.1 g/cm3, Calc.*, 0.867 g/mL (Expl.)
Melting point -95 ºC (Expl.)
Index of Refraction 1.497, Calc.*, 1.495 (Expl.)
Boiling Point 136.2±3.0 ºC (760 mmHg), Calc.*, 136 ºC (Expl.)
Flash Point 22.2 ºC, Calc.*, 15 ºC (Expl.)
Water solubility 0.0206 g/100 mL (Expl.)
Safety Data
Hazard Symbols symbol symbol symbol   GHS02;GHS07;GHS08 Danger    Details
Hazard Statements H225-H332-H304-H373    Details
Precautionary Statements P210-P233-P240-P241-P242-P243-P260-P261-P271-P280-P301+P316-P303+P361+P353-P304+P340-P317-P319-P331-P370+P378-P403+P235-P405-P501    Details
Hazard Classification
up    Details
HazardClassCategory CodeHazard Statement
Flammable liquidsFlam. Liq.2H225
Acute toxicityAcute Tox.4H332
Aspiration hazardAsp. Tox.1H304
Specific target organ toxicity - repeated exposureSTOT RE2H373
Chronic hazardous to the aquatic environmentAquatic Chronic3H412
Eye irritationEye Irrit.2H319
Skin irritationSkin Irrit.2H315
Specific target organ toxicity - single exposureSTOT SE3H335
Specific target organ toxicity - single exposureSTOT SE3H336
CarcinogenicityCarc.2H351
Chronic hazardous to the aquatic environmentAquatic Chronic2H411
Acute toxicityAcute Tox.4H312
Specific target organ toxicity - single exposureSTOT SE2H371
Flammable liquidsFlam. Liq.3H226
Acute toxicityAcute Tox.4H302
Reproductive toxicityRepr.1BH360
Acute hazardous to the aquatic environmentAquatic Acute1H400
CarcinogenicityCarc.1AH350
Serious eye damageEye Dam.1H318
Germ cell mutagenicityMuta.1BH340
Aspiration hazardAsp. Tox.2H304
Eye irritationEye Irrit.2BH320
Transport Information UN 1175
SDS Available
up Discovory and Applicatios
Ethylbenzene is an aromatic hydrocarbon with the chemical formula C8H10, consisting of a benzene ring substituted with an ethyl group. It is a colorless liquid at room temperature with a characteristic sweet odor. Ethylbenzene is widely used in industry and plays a critical role as a precursor in the production of various chemicals.

Ethylbenzene was first synthesized in the 19th century. The synthesis typically involves the alkylation of benzene with ethylene in the presence of a catalyst, such as aluminum chloride (AlCl3) or ferric chloride (FeCl3). The process was developed to facilitate the introduction of the ethyl group into the benzene ring, which significantly enhances its chemical reactivity and applications.

The primary use of ethylbenzene is in the production of styrene, an important industrial chemical. Ethylbenzene is dehydrogenated to styrene, which is a key precursor for the production of polystyrene and other copolymers. Polystyrene is one of the most commonly used plastics, employed in the manufacture of products such as packaging materials, disposable cutlery, and insulation. Styrene is also used in the production of synthetic rubber and other polymers, making ethylbenzene an essential starting material in the plastics industry.

Aside from its role in the production of styrene, ethylbenzene is also used as a solvent in various industrial applications. Its solvency properties make it useful for dissolving resins, oils, and other organic compounds. It is commonly used in paints, coatings, varnishes, and adhesives, where it helps to improve the spreadability and performance of these materials.

Ethylbenzene is also used as an intermediate in the synthesis of a variety of other chemicals. For instance, it can be used to produce phenylethanol, which is used in the fragrance industry, and as a precursor to a variety of aromatic compounds used in the production of pharmaceuticals, agrochemicals, and other industrial chemicals.

In addition to its industrial uses, ethylbenzene is studied in the field of environmental chemistry. As it is a volatile organic compound (VOC), its presence in the atmosphere is a subject of research, particularly regarding its potential contribution to air pollution. Ethylbenzene is also a component of gasoline, and its emission during combustion processes is monitored for environmental and health concerns.

Ethylbenzene is primarily produced through the catalytic alkylation of benzene with ethylene, and the industrial-scale production is dominated by this method. This process typically occurs in the presence of a zeolite or aluminum chloride catalyst, allowing for the formation of ethylbenzene with high efficiency. The compound is produced in large quantities worldwide, reflecting its importance in the chemical industry.

In summary, ethylbenzene is an important industrial chemical with wide-ranging applications, most notably in the production of styrene and polystyrene. It is also used as a solvent and intermediate in the synthesis of various chemicals. Its discovery and continued use underscore its significance in the global chemical industry.

References

2024. Combined effects of benzene, toluene, xylene, ethylbenzene, and styrene exposure on hearing loss mediated by oxidative stress at realistic low levels. Environmental pollution (Barking, Essex : 1987), 357.
DOI: 10.1016/j.envpol.2024.125149

2024. Fuel fumes and foliage: The fate of speciated gasoline VOCs during phytoremediation and their impact on the bacterial phenotype. Environmental pollution (Barking, Essex : 1987), 357.
DOI: 10.1016/j.envpol.2024.125199

2025. An assessment of atmospheric concentrations and spatiotemporal variation of BTEX and associated pollutants in India. Journal of environmental sciences (China), 142.
DOI: 10.1016/j.jes.2024.03.004
Market Analysis Reports
List of Reports Available for Ethylbenzene
Related Products
Ethylene glycol mono(1,1-dipropylbutyl) ether  Ethylene glycol mono-n-propyl ether  Ethylene glycol monotetradecanoate  Ethylene glycol-propylene glycol polymer 2-propenyl ether monoacetate  Ethylene hexene-1 copolymer  Ethyleneimine  Ethylene oxide-propylene oxide copolymer dioleate  Ethylene-propylene-ethylidenenorbornene terpolymer  Ethyleneurea  Ethylene-vinyl acetate copolymer  Ethyl (2R)-2,3-epoxypropanoate  Ethyl 2,3-epoxypropanoate  (2Z)-ethyl ester 3-(3-cyanophenyl)-2-methyl-2-Propenoic acid  N-Ethylethanamine compd. with N-(triphenylmethyl)-D-phenylalanine (1:1)  Ethyl 4-ethenylbenzeneacetate  Ethyl ethoxyacetate  Ethyl 3-ethoxyacrylate  Ethyl 2-ethoxybenzoate  Ethyl 3-ethoxy-2-butenoate  Ethyl 4-(ethoxycarbonyl)piperidine-1-acetate