9-(p-Nitrobenzylidene)fluorene

Base Information

• Chemical Name: 9-(p-Nitrobenzylidene)fluorene
• CAS No.: 6954-71-8
• Molecular Formula: C20H13 N O2
• Molecular Weight: 299.329
• European Community (EC) Number: 654-606-0
• NSC Number: 67716
• DSSTox Substance ID: DTXSID10989519
• Nikkaji Number: J581.454E
• ChEMBL ID: CHEMBL1879720
• Mol file: 6954-71-8.mol

Synonyms:9-(p-Nitrobenzylidene)fluorene;6954-71-8;9-[(4-nitrophenyl)methylidene]fluorene;9-(4-Nitrobenzylidene)-9H-fluorene;9-(4-NITROBENZYLIDENE)FLUORENE;NSC67716;NCIOpen2_003273;CHEMBL1879720;DTXSID10989519;FBWMQKXKQKOJLO-UHFFFAOYSA-N;NSC-67716;AKOS024332293;9-(4-Nitrobenzylidene)-9H-fluorene #;NCGC00184287-01;NCGC00184287-02;9-[(4-Nitrophenyl)methylidene]-9H-fluorene

Chemical Property of 9-(p-Nitrobenzylidene)fluorene

Chemical Property:

• Vapor Pressure: 1.46E-07mmHg at 25°C
• Boiling Point: 441°Cat760mmHg
• Flash Point: 201.4°C
• PSA: 45.82000
• Density: 1.313g/cm³
• LogP: 5.68730
• XLogP3: 5
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 1
• Exact Mass: 299.094628657
• Heavy Atom Count: 23
• Complexity: 449

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC=C2C(=C1)C3=CC=CC=C3C2=CC4=CC=C(C=C4)[N+](=O)[O-]

Technology Process of 9-(p-Nitrobenzylidene)fluorene

There total 22 articles about 9-(p-Nitrobenzylidene)fluorene 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: 91.0%

9-(trimethylsilyl)fluorene (7385-10-6) + 4-nitrobenzaldehdye (555-16-8) → 9-(4-nitrobenzylidene)-9H-fluorene (6954-71-8) + (9H-fluoren-9-yl)(4-nitrophenyl)methanol

Guidance literature:

With water; 1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene; In dimethyl sulfoxide; at 10 ℃; chemoselective reaction; Inert atmosphere;

DOI:10.1039/d1ob00065a

Reference yield: 89.0%

2-(4-nitrophenylethynyl)biphenyl → 9-(4-nitrobenzylidene)-9H-fluorene (6954-71-8)

Guidance literature:

palladium diacetate; In toluene; at 120 ℃; for 4h;

DOI:10.1021/ja8006534

Reference yield: 73.0%

9-isocyano-9H-fluorene (25164-43-6) + 4-nitrobenzyl chloride (100-14-1) → 9-(4-nitrobenzylidene)-9H-fluorene (6954-71-8)

Guidance literature:

With sodium hydroxide; tetrabutylammomium bromide; In benzene; at 34 ℃; for 4h;

DOI:10.1039/c39820000979

upstream raw materials:

9H-fluorene

4-nitrobenzaldehdye

9-fluorenone

diethyl p-nitrobenzylphosphonate

Downstream raw materials:

9-[Bromo-(4-nitro-phenyl)-methylene]-9H-fluorene

C₂₀H₁₅N

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