Main Product
C9 Aromatics (Saturated)
Segment
Chemicals
Main-Family
Aromatics
Sub-Family
C9 Aromatics
Physical State

Liquid

Sub-Product
Ethyl Toluene (Isomers)
Abbreviation
ET
Alt. Names
Ethylmethylbenzene; Methylethylbenzene
Description

Ethyltoluenes are dialkyl-substituted monocyclic aromatic hydrocarbons consisting of three isomers (para, meta, ortho). They are produced during reforming of petroleum naphtha. They are present in reformate along with benzene, toluene, xylenes and ethylbenzene. They are found in steam-cracking naphtha, and are typically present at 25-35% in C9 aromatic naphtha. Separation of ethyltoluenes from other C9 aromatics in naphtha reformate is difficult due to similar boiling points (150-165°C).

The three ethyltoluene isomers are as follows.

     3. o-Ethyltoluene (2-ethyltoluene)
4. m-Ethyltoluene (3-ethyltoluene)
5. p-Ethyltoluene (4-ethyltoluene)

 

Source: Perplexity A.I. search, 3rd Jan 2024, Various prompts related to 'Ethyltoluene'.

Identifiers

No Identifiers defined

Chemical Data

Chemical Formula

C9H12

Molecular Weight (g/mol)
120.19
Boiling Point (°C)
165
Specific Gravity
0.87
Properties

Default
Status
A
System Info

Update by
UserPic  Kokel, Nicolas
Updated
1/4/2025 7:47 AM
Added by
UserPic  Kokel, Nicolas
Added
1/3/2025 7:35 PM
Solutions
Solutions

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Benzene ring isomers of molecular formula C9H12. o-, m- and p-ethyltoluene numbered respectively 3, 4 and 5. https://docbrown.info/page06/isomers/isom-c9h12.htm
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Title Date
UserPic Ethyltoluene added 1/4/2025