1,8-dimethylfluoren-9-one

Base Information

• Chemical Name: 1,8-dimethylfluoren-9-one
• CAS No.: 41139-98-4
• Molecular Formula: C₁₅H₁₂O
• Molecular Weight: 208.26
• Hs Code.: 2914399090
• Mol file: 41139-98-4.mol

Synonyms:9H-Fluoren-9-one, 1,8-dimethyl-;1,8-Dimethyl-9-fluorenon;1,8-Dimethylfluorenon;F-9-One;1,8-dimethyl-9h-fluoren-9-one;

Chemical Property of 1,8-dimethylfluoren-9-one

Chemical Property:

• Vapor Pressure: 5.5E-06mmHg at 25°C
• Boiling Point: 380.3°Cat760mmHg
• Flash Point: 168.4°C
• PSA: 17.07000
• Density: 1.174g/cm³
• LogP: 3.51480

Purity/Quality:

1,8-DIMETHYLFLUOREN-9-ONE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 1,8-dimethylfluoren-9-one

There total 6 articles about 1,8-dimethylfluoren-9-one 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: 29.0%

(2-amino-6-methylphenyl)(o-tolyl)methanone (72618-71-4) → 1,8-dimethylfluoren-9-one (41139-98-4)

Guidance literature:

(2-amino-6-methylphenyl)(o-tolyl)methanone; With tetrafluoroboric acid; sodium nitrite; In tetrahydrofuran; water; at 0 ℃; for 1h;

palladium diacetate; In tetrahydrofuran; water; at 0 - 60 ℃; for 0.5h;

Reference yield:

2-amino-6-methylbenzonitrile (56043-01-7) → 1,8-dimethylfluoren-9-one (41139-98-4)

Guidance literature:

Multi-step reaction with 4 steps

1: diethyl ether; tetrahydrofuran

2: aq. HCl / propan-1-ol

3: NaNO₂, aq. HBF₄

4: Cu / acetone

With hydrogenchloride; tetrafluoroboric acid; copper; sodium nitrite; In tetrahydrofuran; propan-1-ol; diethyl ether; acetone;

Reference yield:

2-(imino(o-tolyl)methyl)-3-methylaniline (72618-70-3) → 1,8-dimethylfluoren-9-one (41139-98-4)

Guidance literature:

Multi-step reaction with 3 steps

1: aq. HCl / propan-1-ol

2: NaNO₂, aq. HBF₄

3: Cu / acetone

With hydrogenchloride; tetrafluoroboric acid; copper; sodium nitrite; In propan-1-ol; acetone;

upstream raw materials:

2-cyano-3-nitrotoluene

2-amino-6-methylbenzonitrile

(2-amino-6-methylphenyl)(o-tolyl)methanone

2-(imino(o-tolyl)methyl)-3-methylaniline

Downstream raw materials:

1,8-Dimethylfluoren

9-Benzyl-1,8-dimethyl-9-fluorenol

1,2-Bis-(9-benzyl-1,8-dimethyl-9-fluorenyloxy)-ethan

9-benzylidene-1,8-dimethylfluorene