5,10-Diphenylindeno[2,1-a]indene

Base Information

• Chemical Name: 5,10-Diphenylindeno[2,1-a]indene
• CAS No.: 1687-94-1
• Molecular Formula: C₂₈H₁₈
• Molecular Weight: 354.451
• NSC Number: 135146
• DSSTox Substance ID: DTXSID00300158
• Nikkaji Number: J2.700.434B
• Wikidata: Q82043005
• Mol file: 1687-94-1.mol

Synonyms:5,10-diphenylindeno[2,1-a]indene;1687-94-1;NSC135146;DTXSID00300158;5,10-diphenyl-indeno[2,1-a]indene;NSC-135146

Chemical Property of 5,10-Diphenylindeno[2,1-a]indene

Chemical Property:

• Vapor Pressure: 7.84E-11mmHg at 25°C
• XLogP3: 6
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 2
• Exact Mass: 354.140850574
• Heavy Atom Count: 28
• Complexity: 594

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Canonical SMILES: C1=CC=C(C=C1)C2=C3C4=CC=CC=C4C(=C3C5=CC=CC=C52)C6=CC=CC=C6

Technology Process of 5,10-Diphenylindeno[2,1-a]indene

There total 32 articles about 5,10-Diphenylindeno[2,1-a]indene 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: 94.0%

1-iodo-2-(2-phenylethynyl)benzene (109744-41-4) → 5,10-diphenyldibenzopentalene (1687-94-1)

Guidance literature:

With tetrabutylammonium acetate; palladium diacetate; In N,N-dimethyl-formamide; at 130 ℃; for 4h; Reagent/catalyst; Solvent; Time; Temperature; Inert atmosphere;

DOI:10.1021/ol502440d

Reference yield: 88.0%

1-bromo-2-(phenylethenyl)benzene (21375-88-2) → 5,10-diphenyldibenzopentalene (1687-94-1)

Guidance literature:

With tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; tri-tert-butyl phosphine; caesium carbonate; hydroquinone; cesium fluoride; In 1,4-dioxane; at 135 ℃; for 24h;

Reference yield: 78.0%

cis-4b,10-diphenyl-4b,5-dihydroindeno[2,1-a]inden-5-ol → 5,10-diphenyldibenzopentalene (1687-94-1)

Guidance literature:

With toluene-4-sulfonic acid; In 1,2-dichloro-ethane; at 80 ℃; for 12h;

DOI:10.1021/acs.orglett.9b02079

upstream raw materials:

5,10-diphenyl-4b,5,9b,10-tetrahydro-indeno[2,1-a]indene-5,10-diol

1.1-Dibrom-tetraphenyltellurophen

5-Chloro-10-phenylindeno<2,1-a>indene

phenyllithium

Downstream raw materials:

2-Benzoylbenzoic acid

2,2'-Dibenzoyl-benzil

5,10-diphenyl-5,10-dihydro-indeno[2,1-a]indene