2,2'-Dimethylbiphenyl

Base Information

• Chemical Name: 2,2'-Dimethylbiphenyl
• CAS No.: 605-39-0
• Molecular Formula: C14H14
• Molecular Weight: 182.265
• Hs Code.: 2902909090
• NSC Number: 90724
• UNII: P9P5OL2E2J
• DSSTox Substance ID: DTXSID7060540
• Nikkaji Number: J166.103E,J6.821G
• Wikidata: Q81989121
• Mol file: 605-39-0.mol

Synonyms:2,2'-Dimethylbiphenyl;605-39-0;32587-64-7;1-methyl-2-(2-methylphenyl)benzene;2,2'-DIMETHYL-1,1'-BIPHENYL;o,o'-Bitolyl;1,1'-Biphenyl, 2,2'-dimethyl-;2,2'-Bitolyl;2,2'-Ditolyl;o,o'-Bitoluene;2,2/'-Dimethylbiphenyl;1-Methyl-2-(2'-methylphenyl)benzene;MFCD00048075;1,1'-Binaphthalene, 2,2'-dimethyl-, (1S)-;P9P5OL2E2J;NSC 90724;NSC-90724;1,1'-Biphenyl,2,2'-dimethyl-;bitoluene;bitolyl;NSC90724;2,2'-Dimethyl biphenyl;UNII-P9P5OL2E2J;[aR,(?)]-o,o'-Bitolyl;1-methyl-2-(o-tolyl)benzene;2,2'-Dimethylbiphenyl, 97%;DTXSID7060540;ABMKWMASVFVTMD-UHFFFAOYSA-;AMY33150;(R)-2,2-Dimethyl-1,1-binaphthyl;AKOS015842369;AS-65015;SY052246;CS-0152961;D1717;FT-0658117;2,2 inverted exclamation mark -Dimethylbiphenyl;A832769

Chemical Property of 2,2'-Dimethylbiphenyl

Chemical Property:

• Vapor Pressure: 0.0253mmHg at 25°C
• Melting Point: 18°C
• Refractive Index: n20/D 1.5745(lit.)
• Boiling Point: 256 °C at 760 mmHg
• Flash Point: 106.9 °C
• PSA: 0.00000
• Density: 0.973 g/cm³
• LogP: 3.97040
• XLogP3: 4.3
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 1
• Exact Mass: 182.109550447
• Heavy Atom Count: 14
• Complexity: 153

Purity/Quality:

99% ^*data from raw suppliers

2,2'-Dimethylbiphenyl >95.0%(GC) ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Canonical SMILES: CC1=CC=CC=C1C2=CC=CC=C2C

Technology Process of 2,2'-Dimethylbiphenyl

There total 226 articles about 2,2'-Dimethylbiphenyl 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: 93.0%

ortho-methylphenyl iodide (615-37-2) + tetrabutylammonium triphenyldifluorosilicate → 2-methylbiphenyl (643-58-3) + 2,2'-dimethyl-1,1'-biphenyl (605-39-0)

Guidance literature:

bis(η3-allyl-μ-chloropalladium(II)); In N,N-dimethyl-formamide; at 95 ℃; for 4h;

DOI:10.1021/jo990072c

Reference yield: 71.0%

ortho-methylphenyl iodide (615-37-2) + carbon dioxide (124-38-9,18923-20-1) → 2,2'-dimethyl-1,1'-biphenyl (605-39-0) + 2-methylphenyl aldehyde (529-20-4)

Guidance literature:

With palladium on activated charcoal; 1,8-diazabicyclo[5.4.0]undec-7-ene; In acetonitrile; at 80 ℃; for 20h; Autoclave;

DOI:10.1039/c3cc49365b

Reference yield: 34.0%

(2-methylphenyl)lithium (6699-93-0) → 3,3'-dimethyl-biphenyl (612-75-9) + du-o-tolyl sulfide (4537-05-7) + 2,2'-dimethyl-1,1'-biphenyl (605-39-0) + 2-methyl-2'-(2-methylphenylmethyl)diphenyl sulfide (88790-16-3)

Guidance literature:

With dimethylsulfite; In diethyl ether; for 2h;

upstream raw materials:

ortho-tolylmagnesium bromide

ortho-methylphenyl iodide

2,2'-bis-(bromomethyl)-1,1'-biphenyl

2-Methyl-1-o-tolyl-cyclohexanol

Downstream raw materials:

phenanthrene

4-methylfluorene

2,2'-bis-(bromomethyl)-1,1'-biphenyl

2-bromomethyl-2'-methyl-biphenyl