2-Ethyl-p-xylene

Base Information

• Chemical Name: 2-Ethyl-p-xylene
• CAS No.: 1758-88-9
• Molecular Formula: C10H14
• Molecular Weight: 134.221
• Hs Code.: 2902909090
• European Community (EC) Number: 217-158-3
• NSC Number: 74186
• DSSTox Substance ID: DTXSID0061951
• Nikkaji Number: J44.159G
• Wikidata: Q63391958
• Mol file: 1758-88-9.mol

Synonyms:2-Ethyl-p-xylene;1758-88-9;2-ETHYL-1,4-DIMETHYLBENZENE;1,4-Dimethyl-2-ethylbenzene;Benzene, 2-ethyl-1,4-dimethyl-;p-Xylene, 2-ethyl-;2,5-Dimethylethylbenzene;EINECS 217-158-3;NSC 74186;1-Ethyl-2,5-dimethylbenzene;NSC74186;1,4-Dimethyl-2-ethyl benzene;1,4-dimethyl-2-ethyl-benzene;DTXSID0061951;BAA75888;MFCD00059233;NSC-74186;AKOS016846194;DS-2976;CS-0206595;E0279;FT-0690895;T71937;A881547;Q63391958

Chemical Property of 2-Ethyl-p-xylene

Chemical Property:

• Vapor Pressure: 0.907mmHg at 25°C
• Melting Point: -54 °C
• Refractive Index: 1.5010 to 1.5050
• Boiling Point: 187 °C
• Flash Point: 58.9°C
• PSA: 0.00000
• Density: 0.867g/cm³
• LogP: 2.86580
• XLogP3: 3.4
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 1
• Exact Mass: 134.109550447
• Heavy Atom Count: 10
• Complexity: 96.2

Purity/Quality:

97% ^*data from raw suppliers

2-Ethyl-p-xylene >98.0%(GC) ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CCC1=C(C=CC(=C1)C)C

Technology Process of 2-Ethyl-p-xylene

There total 22 articles about 2-Ethyl-p-xylene which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 56.0%

2,5-dimethylstyrene (2039-89-6) → 2-ethyl-p-xylene (1758-88-9) + C20H26

Guidance literature:

With titanium(III) citrate; Tris buffer; tetra(n-butyl)ammonium hydroxide; vitamin B-12; In water; tert-butyl alcohol; pH=8;

DOI:10.1021/jo0160470

Reference yield: 46.0%

trifluoromethanesulfonic acid ethyl ester (425-75-2) + para-xylene (106-42-3) → 2-ethyl-p-xylene (1758-88-9)

Guidance literature:

at 100 ℃; for 0.92h;

Reference yield:

1-(2,5-dimethylphenyl)-1-ethanone (2142-73-6) → 2,5-Dimethylphenyl-methyl-carbinol (32917-52-5) + 2-ethyl-p-xylene (1758-88-9)

Guidance literature:

With hydrogen; In methanol; at 80 ℃; for 1h; under 7500.75 Torr; Autoclave;

DOI:10.1039/d1nj00219h

upstream raw materials:

2,5-dimethylfuran

ethyl bromide

para-xylene

1-(2,5-dimethylphenyl)-1-ethanone

Downstream raw materials:

benzenepentacarboxylic acid

1,4-diethyl-2,5-dimethyl-benzene

2,5-dimethylterephthalic acid

1,2,4,5-benzenetetracarboxylic acid