1,10b-dihydrofluoranthene

Base Information

• Chemical Name: 1,10b-dihydrofluoranthene
• CAS No.: 35324-29-9
• Molecular Formula: C₁₆H₁₂
• Molecular Weight: 204.271
• Mol file: 35324-29-9.mol

Synonyms:

Chemical Property of 1,10b-dihydrofluoranthene

Chemical Property:

• Vapor Pressure: 8.89E-05mmHg at 25°C
• Melting Point: 71-72 °C
• Boiling Point: 350.4°C at 760 mmHg
• Flash Point: 177.1°C
• PSA: 0.00000
• Density: 1.178g/cm³
• LogP: 4.21580

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1,10b-dihydrofluoranthene

There total 6 articles about 1,10b-dihydrofluoranthene 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: 100.0%

3-hydroxy-1,2,3,10b-tetrahydrofluoranthene (35324-28-8,83291-41-2,83291-42-3) → 1,10b-dihydrofluoranthene (35324-29-9)

Guidance literature:

With toluene-4-sulfonic acid; In benzene; for 2h; Heating;

DOI:10.1021/jo00146a011

Reference yield:

3-oxo-1,2,3,10b-tetrahydrofluoranthene (38422-92-3) → 1,10b-dihydrofluoranthene (35324-29-9)

Guidance literature:

Multi-step reaction with 2 steps

1: NaBH₄ / CH₂Cl₂; methanol / 2 h / Ambient temperature

2: p-toluenesulfonic acid / toluene / 3 h / Heating

With sodium tetrahydroborate; toluene-4-sulfonic acid; In methanol; dichloromethane; toluene;

DOI:10.1002/recl.19921110701

Reference yield:

9H-fluorene (86-73-7) → 1,10b-dihydrofluoranthene (35324-29-9)

Guidance literature:

Multi-step reaction with 6 steps

2: 95 percent / 20percent aq. KOH / ethanol / 48 h / Heating

3: thionyl chloride (SOCl₂) / 1 h / Heating

4: AlCl₃ / CH₂Cl₂ / 0.33 h / 0 °C

5: NaBH₄ / CH₂Cl₂; methanol / 2 h / Ambient temperature

6: p-toluenesulfonic acid / toluene / 3 h / Heating

With potassium hydroxide; sodium tetrahydroborate; aluminium trichloride; thionyl chloride; toluene-4-sulfonic acid; In methanol; ethanol; dichloromethane; toluene;

DOI:10.1002/recl.19921110701

upstream raw materials:

3-hydroxy-1,2,3,10b-tetrahydrofluoranthene

9H-fluorene

3-(fluoren-9-yl)propionic acid

3-oxo-1,2,3,10b-tetrahydrofluoranthene

Downstream raw materials:

2-Aminofluoranthene

2-Hydroxylaminofluoranthene

C₃₀H₂₁BrO₄

anti-2,3-dihydroxy-1,10b-epoxy-1,2,3,10b-tetrahydrofluoranthene

Refernces

• 1、 Rice, Joseph E.,LaVoie, Edmond J.,Hoffmann, Dietrich. "Synthesis of the Isomeric Phenols and the trans-2,3-Dihydrodiol of Fluoranthene". . p. 2360 - 2363. Retrieved 2007/10/02.