4,4',5,5'-Tetramethoxy-2,2'-dimethyl-1,1'-biphenyl

Base Information

• Chemical Name: 4,4',5,5'-Tetramethoxy-2,2'-dimethyl-1,1'-biphenyl
• CAS No.: 62012-51-5
• Molecular Formula: C18H22O4
• Molecular Weight: 302.37
• Hs Code.: 2909309090
• European Community (EC) Number: 263-374-6
• DSSTox Substance ID: DTXSID90211067
• Nikkaji Number: J306.963J
• Wikidata: Q83085918
• Mol file: 62012-51-5.mol

Synonyms:4,4',5,5'-Tetramethoxy-2,2'-dimethyl-1,1'-biphenyl;62012-51-5;EINECS 263-374-6;SCHEMBL14507702;DTXSID90211067;2,2'-Dimethyl-4,4',5,5'-tetramethoxybiphenyl

Chemical Property of 4,4',5,5'-Tetramethoxy-2,2'-dimethyl-1,1'-biphenyl

Chemical Property:

• Boiling Point: 381.5°Cat760mmHg
• Flash Point: 107.8°C
• PSA: 36.92000
• Density: 1.067g/cm³
• LogP: 4.00480
• XLogP3: 4.2
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 5
• Exact Mass: 302.15180918
• Heavy Atom Count: 22
• Complexity: 303

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1=CC(=C(C=C1C2=CC(=C(C=C2C)OC)OC)OC)OC

Technology Process of 4,4',5,5'-Tetramethoxy-2,2'-dimethyl-1,1'-biphenyl

There total 9 articles about 4,4',5,5'-Tetramethoxy-2,2'-dimethyl-1,1'-biphenyl 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: 99.0%

1,2-dimethoxy-4-methylbenzene (494-99-5) → 4,4',5,5'-tetramethoxy-2,2'-dimethyl-1,1'-biphenyl (62012-51-5)

Guidance literature:

With methanesulfonic acid; 2,3-dicyano-5,6-dichloro-p-benzoquinone; In dichloromethane; at 0 ℃; for 0.0833333h; Inert atmosphere;

DOI:10.1021/ol901331p

Reference yield: 63.0%

diazomethane (186581-53-3,908094-01-9,334-88-3) + 4,4'-dihydroxy-5,5'-dimethoxy-2,2'-dimethylbiphenyl (17647-01-7) → 4,4',5,5'-tetramethoxy-2,2'-dimethyl-1,1'-biphenyl (62012-51-5)

Guidance literature:

In methanol; dichloromethane;

DOI:10.1016/0040-4020(80)85040-X

Reference yield:

1,2-dimethoxy-4-methylbenzene (494-99-5) + methoxybenzene (100-66-3) → 4,4',5,5'-tetramethoxy-2,2'-dimethyl-1,1'-biphenyl (62012-51-5)

Guidance literature:

With tetrabutylammonium tetrafluoroborate; In dichloromethane; trifluoroacetic acid; at 12 ℃; electrolysis;

upstream raw materials:

1-Iodo-4,5-dimethoxy-2-methylbenzene

2,2'-bis-chloromethyl-4,5,4',5'-tetramethoxy-biphenyl

diazomethane

4,4'-dihydroxy-5,5'-dimethoxy-2,2'-dimethylbiphenyl

Downstream raw materials:

6,6'-dimethyl(1,1'-biphenyl)-3,3',4,4'-tetraol

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