13H-DIBENZO(a,g)FLUORENE

Base Information

• Chemical Name: 13H-DIBENZO(a,g)FLUORENE
• CAS No.: 207-83-0
• Molecular Formula: C₂₁H₁₄
• Molecular Weight: 266.342
• Hs Code.: 2902909090
• UNII: 7941ZN890O
• DSSTox Substance ID: DTXSID50942901
• Nikkaji Number: J34.847C
• Wikidata: Q27155942
• Mol file: 207-83-0.mol

Synonyms:13H-DIBENZO(a,g)FLUORENE;13H-Dibenzo[a,g]fluorene;1,2,5,6-Dibenzofluorene;207-83-0;BRN 2111873;UNII-7941ZN890O;dibenzo[a,g]fluorene;7941ZN890O;DIBENZO(A,G)FLUORENE;4-05-00-02693 (Beilstein Handbook Reference);1,2,5,6-Dibenzofluoren;CHEBI:82440;DTXSID50942901;13H-DIBENZO(A,G)FLUORENE [IARC];LS-61036;C19391;Q27155942

Chemical Property of 13H-DIBENZO(a,g)FLUORENE

Chemical Property:

• Vapor Pressure: 2.93E-09mmHg at 25°C
• Melting Point: 174.5°C
• Refractive Index: 1.764
• Boiling Point: 489.653 °C at 760 mmHg
• Flash Point: 242.874 °C
• PSA: 0.00000
• Density: 1.23 g/cm³
• LogP: 5.56420
• XLogP3: 6.9
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 0
• Exact Mass: 266.109550447
• Heavy Atom Count: 21
• Complexity: 386

Purity/Quality:

99% ^*data from raw suppliers

13H-DIBENZO(A,G)FLUORENE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1C2=C(C3=C1C4=CC=CC=C4C=C3)C5=CC=CC=C5C=C2

Technology Process of 13H-DIBENZO(a,g)FLUORENE

There total 24 articles about 13H-DIBENZO(a,g)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: 89.0%

13H-Dibenzo[a,g]fluorene-13-carboxylic acid ethyl ester (106031-71-4) → 13H-dibenzo[a,g]fluorene (207-83-0)

Guidance literature:

With potassium hydroxide; In methanol; for 20h; Heating;

DOI:10.1055/s-1986-31637

Reference yield: 35.0%

1,2,3,4-tetrahydronaphthalen-2-one (530-93-8) + 2-bromomethylnaphthyl bromide (939-26-4) → 13H-dibenzo[a,g]fluorene (207-83-0)

Guidance literature:

1,2,3,4-tetrahydronaphthalen-2-one; With sodium hydride; In benzene; at -20 - -10 ℃; for 0.5h;

2-bromomethylnaphthyl bromide; In benzene; at 20 ℃; for 2h;

With methanesulfonic acid; In 1,2-dichloro-ethane; for 12h; Heating;

DOI:10.1081/SCC-100105115

Reference yield:

5,6-dihydro-13H-dibenzo[a,g]fluorene (100025-34-1) → 13H-dibenzo[a,g]fluorene (207-83-0)

Guidance literature:

With selenium; at 300 - 320 ℃;

DOI:10.1039/jr9620003974

upstream raw materials:

2-[1]naphthylmethyl-3,4-dihydro-2H-naphthalen-1-one

2-(2-naphthyl)methylidene-3,4-dihydro-2H-naphthalen-1-one

1-(naphthalene-2-ylmethyl)-3,4-dihydronaphthalene-2(1H)-one

13H-Dibenzo[a,g]fluorene-13-carboxylic acid ethyl ester

Downstream raw materials:

13H-dibenzofluoren-13-one

(13H-dibenzo[a,g]fluoren-11-ylmethylene)-phenyl-amine

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