2,3-Dimethylstyrene

Base Information

• Chemical Name: 2,3-Dimethylstyrene
• CAS No.: 40243-75-2
• Molecular Formula: C10H12
• Molecular Weight: 132.205
• European Community (EC) Number: 248-495-4
• DSSTox Substance ID: DTXSID30865381
• Nikkaji Number: J91.281F
• Mol file: 40243-75-2.mol

Synonyms:2,3-Dimethylstyrene;1-ethenyl-2,3-dimethylbenzene;40243-75-2;Vinylxylene;Benzene, 1-ethenyl-2,3-dimethyl-;27496-76-0;EINECS 248-495-4;vinylxylol;1,2-Dimethyl-3-Vinylbenzene;DTXSID30865381;HLOUDBQOEJSUPI-UHFFFAOYSA-N;Benzene, ethenyl-, dimethyl deriv.;MFCD00051015;AKOS013993086;SY166935;E83753;EN300-195358;A900654;Methyl 2,3-di-O-benzyl-4,6-di-S-benzyl-4,6-dithiohexopyranoside

Chemical Property of 2,3-Dimethylstyrene

Chemical Property:

• Melting Point: -59.27°C (estimate)
• Refractive Index: 1.5331 (estimate)
• Boiling Point: 193.1°Cat760mmHg
• Flash Point: 62.6°C
• PSA: 0.00000
• Density: 0.893g/cm³
• LogP: 2.94640
• XLogP3: 3.4
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 1
• Exact Mass: 132.093900383
• Heavy Atom Count: 10
• Complexity: 115

Purity/Quality:

98% ^*data from raw suppliers

1-ethenyl-2,3-dimethylbenzene ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1=C(C(=CC=C1)C=C)C

Technology Process of 2,3-Dimethylstyrene

There total 6 articles about 2,3-Dimethylstyrene 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: 47.0%

3,4,5-trimethylphenyldiazomethane → 2,6-dimethylstyrene (2039-90-9) + 2,3-dimethylstyrene (40243-75-2) + 3,4-dimethylbenzocyclobutene

Guidance literature:

at 600 ℃;

DOI:10.1016/S0040-4020(01)96389-6

Reference yield:

2-Methyl-1-phenyl-2-propanol (100-86-7) + nitric acid (7697-37-2,78989-43-2) → 2,3-dimethylstyrene (40243-75-2) + benzaldehyde (100-52-7) + benzoic acid (65-85-0,8013-63-6)

Guidance literature:

geringe Mengen eines Oxims;

Reference yield:

1,1-bis(2,3-dimethylphenyl)ethane (32403-80-8) → 2,3-dimethylstyrene (40243-75-2)

Guidance literature:

With steam; at 520 ℃; Leiten ueber Kaolin;

upstream raw materials:

1,1-bis(2,3-dimethylphenyl)ethane

2-Methyl-1-phenyl-2-propanol

nitric acid

Downstream raw materials:

medetomidine

(S)-dexmedetomidine-L-(+)-tartrate

Refernces

• 1、 -. "Method for preparing C3 -C4 olefins and vinylaromatic compounds". . . Retrieved 2008/06/13.