Product Name

  • Name

    2,7-Dibromo-9,9-dimethylfluorene

  • EINECS 640-177-7
  • CAS No. 28320-32-3
  • Article Data38
  • CAS DataBase
  • Density 1.607 g/cm3
  • Solubility
  • Melting Point 180 °C
  • Formula C15H12Br2
  • Boiling Point 401.811 °C at 760 mmHg
  • Molecular Weight 352.068
  • Flash Point 230.294 °C
  • Transport Information
  • Appearance
  • Safety 60-61
  • Risk Codes 50/53-53-50
  • Molecular Structure Molecular Structure of 28320-32-3 (2,7-Dibromo-9,9-dimethylfluorene)
  • Hazard Symbols N
  • Synonyms Fluorene,2,7-dibromo-9,9-dimethyl- (8CI);
  • PSA 0.00000
  • LogP 5.51790

Synthetic route

2,7-dibromo-9H-fluorene
16433-88-8

2,7-dibromo-9H-fluorene

methyl iodide
74-88-4

methyl iodide

2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

Conditions
ConditionsYield
With tetrabutylammomium bromide; sodium hydroxide In dimethyl sulfoxide for 5h; Sonication;99%
With tetrabutylammomium bromide; sodium hydroxide In dimethyl sulfoxide at 20℃; for 5h; Sonication;99%
With tetrabutylammomium bromide; sodium hydroxide In dimethyl sulfoxide for 5h; Sonication;99%
2,7-dibromo-9H-fluorene
16433-88-8

2,7-dibromo-9H-fluorene

2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

Conditions
ConditionsYield
With tetrabutylammomium bromide; sodium hydroxide In dimethyl sulfoxide at 20℃; for 5h;99%
9,9-dimethyl-9H-fluorene
4569-45-3

9,9-dimethyl-9H-fluorene

2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

Conditions
ConditionsYield
With bromine In chloroform for 4h; Cooling with ice;76%
With bromine
methyl iodide
74-88-4

methyl iodide

2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

Conditions
ConditionsYield
Stage #1: 2,7-dibromo-9H-fluorene With potassium tert-butylate In dimethyl sulfoxide at 5℃;
Stage #2: methyl iodide In dimethyl sulfoxide at 5℃;
2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

3,5-bis-trifluromethylphenylboronic acid
73852-19-4

3,5-bis-trifluromethylphenylboronic acid

C31H18F12

C31H18F12

Conditions
ConditionsYield
With potassium carbonate In ethanol; water at 80℃; for 1.5h; Suzuki Coupling;98%
2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

trimethyltin(IV)chloride
1066-45-1

trimethyltin(IV)chloride

2,7-bis(trimethylstannyl)-9,9-dimethylfluorene
1228237-11-3

2,7-bis(trimethylstannyl)-9,9-dimethylfluorene

Conditions
ConditionsYield
Stage #1: 2,7-dibromo-9,9-dimethyl-9H-fluorene With n-butyllithium In tetrahydrofuran; hexane at -70℃; for 1.25h;
Stage #2: trimethyltin(IV)chloride In tetrahydrofuran; hexane at -78 - 20℃; for 6.08333h;		97%
2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

dimesitylfluoroborane
436-59-9

dimesitylfluoroborane

(7-bromo-9,9-dimethyl-9H-fluoren-2-yl)dimesitylborane
1254106-26-7

(7-bromo-9,9-dimethyl-9H-fluoren-2-yl)dimesitylborane

Conditions
ConditionsYield
Stage #1: 2,7-dibromo-9,9-dimethyl-9H-fluorene With n-butyllithium In tetrahydrofuran at -78℃; for 2h; Inert atmosphere;
Stage #2: dimesitylfluoroborane In tetrahydrofuran at -78 - 20℃; Inert atmosphere;		94%
Stage #1: 2,7-dibromo-9,9-dimethyl-9H-fluorene With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 2h;
Stage #2: dimesitylfluoroborane In tetrahydrofuran; hexane at 20℃; for 6h;		80%
Stage #1: 2,7-dibromo-9,9-dimethyl-9H-fluorene With n-butyllithium In tetrahydrofuran; hexane at -78℃;
Stage #2: dimesitylfluoroborane In tetrahydrofuran; hexane for 12h;		63%
Stage #1: 2,7-dibromo-9,9-dimethyl-9H-fluorene With n-butyllithium In tetrahydrofuran
Stage #2: dimesitylfluoroborane
4-trifluoromethylphenylamine
455-14-1

4-trifluoromethylphenylamine

2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

C22H17BrF3N
676625-76-6

C22H17BrF3N

Conditions
ConditionsYield
With sodium t-butanolate; C30H48FeP2; palladium dichloride In 1,4-dioxane for 3h; Heating / reflux;92%
With sodium t-butanolate; C30H48FeP2; palladium dichloride In 1,4-dioxane for 3h; Heating / reflux;92 %Chromat.
2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
61676-62-8

2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

4,4,5,5-tetramethyl-2-[7-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-9,9-dimethyl-9H-fluoren-2-yl]-[1,3,2]dioxaborolane
325129-69-9

4,4,5,5-tetramethyl-2-[7-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-9,9-dimethyl-9H-fluoren-2-yl]-[1,3,2]dioxaborolane

Conditions
ConditionsYield
Stage #1: 2,7-dibromo-9,9-dimethyl-9H-fluorene With n-butyllithium In tetrahydrofuran at -78℃; for 0.5h;
Stage #2: 2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane at 20℃; for 2h;		90%
With n-butyllithium In diethyl ether at -78 - 20℃; for 14h; Inert atmosphere;60.5%
Stage #1: 2,7-dibromo-9,9-dimethyl-9H-fluorene With n-butyllithium In tetrahydrofuran at -78 - 0℃;
Stage #2: 2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane In tetrahydrofuran at 20℃;		33%
Stage #1: 2,7-dibromo-9,9-dimethyl-9H-fluorene With n-butyllithium In tetrahydrofuran at -78℃; for 2h; Inert atmosphere;
Stage #2: 2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane In tetrahydrofuran for 25h;
2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

N,N-dimethyl-formamide
68-12-2, 33513-42-7

N,N-dimethyl-formamide

7-bromo-9,9-dimethyl-9H-fluorene-2-carbaldehyde
944940-90-3

7-bromo-9,9-dimethyl-9H-fluorene-2-carbaldehyde

Conditions
ConditionsYield
Stage #1: 2,7-dibromo-9,9-dimethyl-9H-fluorene With n-butyllithium In tetrahydrofuran at -78℃; for 1h;
Stage #2: N,N-dimethyl-formamide In tetrahydrofuran at 20℃; for 2h;		90%
Stage #1: 2,7-dibromo-9,9-dimethyl-9H-fluorene With n-butyllithium In tetrahydrofuran at -78℃; for 1h;
Stage #2: N,N-dimethyl-formamide In tetrahydrofuran at -78 - 20℃;		90%
Stage #1: 2,7-dibromo-9,9-dimethyl-9H-fluorene With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 1h; Inert atmosphere; Schlenk technique;
Stage #2: N,N-dimethyl-formamide In tetrahydrofuran; hexane at -78 - 25℃; for 10h; Inert atmosphere; Schlenk technique;		90%
2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

7-bromo-9,9-dimethyl-9H-fluorene-2-carbaldehyde
944940-90-3

7-bromo-9,9-dimethyl-9H-fluorene-2-carbaldehyde

Conditions
ConditionsYield
Stage #1: 2,7-dibromo-9,9-dimethyl-9H-fluorene With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 1h; Inert atmosphere; Schlenk technique;
Stage #2: With N,N-dimethyl-formamide In tetrahydrofuran at -78 - 25℃; for 10h; Inert atmosphere; Schlenk technique;		90%
2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

C15H6(2)H6Br2

C15H6(2)H6Br2

Conditions
ConditionsYield
With water-d2; potassium carbonate; silver carbonate; cyclohexyldiphenylphosphine In toluene at 120℃; for 12h;90%
2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

1-pyrenylboronic acid
164461-18-1

1-pyrenylboronic acid

1,1'-(9,9-dimethyl-9H-fluorene-2,7-diyl)bis-pyrene

1,1'-(9,9-dimethyl-9H-fluorene-2,7-diyl)bis-pyrene

Conditions
ConditionsYield
With sodium carbonate; tetrakis(triphenylphosphine) palladium(0) In ethanol; water; toluene at 20 - 77℃; for 5.5h; Suzuki Coupling;89%
With tetrakis(triphenylphosphine) palladium(0); sodium carbonate In ethanol; water; toluene for 4h; Suzuki Coupling; Reflux;73%
2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

N-methylaniline
100-61-8

N-methylaniline

N2,N7,9,9-tetramethyl-N2,N7-diphenyl-9H-fluorene-2,7-diamine

N2,N7,9,9-tetramethyl-N2,N7-diphenyl-9H-fluorene-2,7-diamine

Conditions
ConditionsYield
Stage #1: 2,7-dibromo-9,9-dimethyl-9H-fluorene With palladium diacetate; johnphos; sodium t-butanolate In toluene at 20℃; for 0.75h; Buchwald-Hartwig Coupling; Inert atmosphere; Schlenk technique;
Stage #2: N-methylaniline In toluene at 180℃; for 1h; Reagent/catalyst; Buchwald-Hartwig Coupling; Inert atmosphere; Schlenk technique; Microwave irradiation;		89%
((10-(naphthalen-1-yl)anthracen-9-yl)boronic acid)
400607-46-7

((10-(naphthalen-1-yl)anthracen-9-yl)boronic acid)

2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

10-(9,9-dimethyl-2-(10-(naphthalen-1-yl)anthracen-9-yl)-9H-fluoren-7-yl)-9-(naphthalen-1-yl)anthracene

10-(9,9-dimethyl-2-(10-(naphthalen-1-yl)anthracen-9-yl)-9H-fluoren-7-yl)-9-(naphthalen-1-yl)anthracene

Conditions
ConditionsYield
With tetrakis(triphenylphosphine) palladium(0); sodium carbonate In ethanol; water; toluene for 4h; Suzuki Coupling; Reflux;86%
2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

N-methylaniline
100-61-8

N-methylaniline

7-bromo-N,9,9-trimethyl-N-phenyl-9H-fluoren-2-amine

7-bromo-N,9,9-trimethyl-N-phenyl-9H-fluoren-2-amine

Conditions
ConditionsYield
Stage #1: 2,7-dibromo-9,9-dimethyl-9H-fluorene With palladium diacetate; (S)-(1,1'-binaphthalene)-2,2'-diylbis(diphenylphosphine); sodium t-butanolate In toluene at 20℃; for 0.5h; Buchwald-Hartwig Coupling; Inert atmosphere; Schlenk technique;
Stage #2: N-methylaniline In toluene at 180℃; for 0.75h; Reagent/catalyst; Solvent; Buchwald-Hartwig Coupling; Microwave irradiation; Schlenk technique; Inert atmosphere;		86%
2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

aniline
62-53-3

aniline

C27H24N2

C27H24N2

Conditions
ConditionsYield
Stage #1: 2,7-dibromo-9,9-dimethyl-9H-fluorene; aniline In benzene at 50℃; for 0.333333h; Inert atmosphere;
Stage #2: With tris-(dibenzylideneacetone)dipalladium(0); tri-tert-butyl phosphine; sodium t-butanolate In benzene Reflux; Inert atmosphere;		85.63%
With tri-tert-butyl phosphine; palladium diacetate; sodium t-butanolate In toluene for 12h; Inert atmosphere;
With tri-tert-butyl phosphine; palladium diacetate; sodium t-butanolate In toluene for 12h; Inert atmosphere;
2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrene
349666-24-6

1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrene

1-(7-bromo-9,9-dimethyl-9H-fluoren-2-yl)pyrene
872705-65-2

1-(7-bromo-9,9-dimethyl-9H-fluoren-2-yl)pyrene

Conditions
ConditionsYield
With tetrakis(triphenylphosphine) palladium(0); potassium carbonate In water; toluene for 12h; Inert atmosphere; Reflux;85%
2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

C24H13NO2

C24H13NO2

C63H36N2O4

C63H36N2O4

Conditions
ConditionsYield
With tri-tert-butyl phosphine; potassium tert-butylate; palladium diacetate In toluene at 82℃; for 11h;85%
2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

C19H14N2O

C19H14N2O

C53H38N4O2

C53H38N4O2

Conditions
ConditionsYield
With tri-tert-butyl phosphine; palladium diacetate; sodium t-butanolate In toluene for 2h; Inert atmosphere; Reflux;85%
2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

9,9-dimethyl-9H-fluoren-2-yl-2-boronic acid
333432-28-3

9,9-dimethyl-9H-fluoren-2-yl-2-boronic acid

9,9-dimethylfluorene trimer

9,9-dimethylfluorene trimer

Conditions
ConditionsYield
With tetrakis(triphenylphosphine) palladium(0); sodium carbonate In tetrahydrofuran; water for 14h; Reflux; Inert atmosphere; Schlenk technique;84%
2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

bis(pinacol)diborane
73183-34-3

bis(pinacol)diborane

4,4,5,5-tetramethyl-2-[7-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-9,9-dimethyl-9H-fluoren-2-yl]-[1,3,2]dioxaborolane
325129-69-9

4,4,5,5-tetramethyl-2-[7-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-9,9-dimethyl-9H-fluoren-2-yl]-[1,3,2]dioxaborolane

Conditions
ConditionsYield
With dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; potassium acetate In 1,4-dioxane for 4h; Inert atmosphere; Heating;83%
With tetrakis(triphenylphosphine) palladium(0); potassium carbonate at 90℃; for 48h; Inert atmosphere;78%
With tetrakis(triphenylphosphine) palladium(0); potassium carbonate at 90℃; for 48h;78%
2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

diphenylamine
122-39-4

diphenylamine

2-bromo-7-N,N’-diphenylamino-9,9’-dimethyl-9H-fluorene
302579-16-4

2-bromo-7-N,N’-diphenylamino-9,9’-dimethyl-9H-fluorene

Conditions
ConditionsYield
With 1,1'-bis-(diphenylphosphino)ferrocene; bis(dibenzylideneacetone)-palladium(0); sodium t-butanolate In toluene at 80℃; for 2h; Schlenk technique;83%
With 18-crown-6 ether; copper; potassium carbonate; potassium iodide In 1,2-dichloro-benzene at 200℃; for 24h; Inert atmosphere;79%
With 18-crown-6 ether; copper; potassium carbonate In 1,2-dichloro-benzene at 20 - 200℃; for 24h; Inert atmosphere;79%
pyrrolidine
123-75-1

pyrrolidine

2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

1-(7-bromo-9,9-dimethyl-9H-fluoren-2-yl)pyrrolidine

1-(7-bromo-9,9-dimethyl-9H-fluoren-2-yl)pyrrolidine

Conditions
ConditionsYield
Stage #1: 2,7-dibromo-9,9-dimethyl-9H-fluorene With palladium diacetate; (S)-(1,1'-binaphthalene)-2,2'-diylbis(diphenylphosphine); sodium t-butanolate In toluene at 20℃; for 0.5h; Buchwald-Hartwig Coupling; Inert atmosphere; Schlenk technique;
Stage #2: pyrrolidine In toluene at 180℃; for 0.75h; Buchwald-Hartwig Coupling; Microwave irradiation; Schlenk technique; Inert atmosphere;		83%
2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

phenylboronic acid
98-80-6

phenylboronic acid

9,9-dimethyl-2,7-diphenyl-9H-fluorene
1009629-20-2

9,9-dimethyl-2,7-diphenyl-9H-fluorene

Conditions
ConditionsYield
With tetrakis(triphenylphosphine) palladium(0); tetrabutylammomium bromide; potassium carbonate In water; toluene at 90℃; Inert atmosphere; Schlenk technique;82.6%
With potassium carbonate In ethanol; water; toluene at 120℃; for 3h; Inert atmosphere;
With potassium carbonate; tetrabutylammomium bromide; palladium diacetate In water at 70℃; for 24h;
Suzuki Coupling;
styrene
292638-84-7

styrene

2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

9,9-dimethyl-2,7-di((E)-styryl)-9H-fluorene

9,9-dimethyl-2,7-di((E)-styryl)-9H-fluorene

Conditions
ConditionsYield
With bis(tri-t-butylphosphine)palladium(0); N-Methyldicyclohexylamine; tetrabutylammomium bromide In toluene at 80℃; Inert atmosphere; Schlenk technique;82.5%
2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

N,N-dimethyl-formamide
68-12-2, 33513-42-7

N,N-dimethyl-formamide

9,9-dimethyl-9H-fluorene-2,7-dicarbaldehyde
1313886-42-8

9,9-dimethyl-9H-fluorene-2,7-dicarbaldehyde

Conditions
ConditionsYield
Stage #1: 2,7-dibromo-9,9-dimethyl-9H-fluorene With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 1h; Inert atmosphere; Schlenk technique;
Stage #2: N,N-dimethyl-formamide In tetrahydrofuran; N,N-dimethyl-formamide at -78 - 25℃; for 10h; Inert atmosphere; Schlenk technique;		82%
Stage #1: 2,7-dibromo-9,9-dimethyl-9H-fluorene With magnesium In tetrahydrofuran for 16h; Grignard reaction; Reflux;
Stage #2: N,N-dimethyl-formamide In tetrahydrofuran at 20℃; for 5h; Cooling with ice;		66%
Stage #1: 2,7-dibromo-9,9-dimethyl-9H-fluorene With n-butyllithium In tetrahydrofuran at -78℃; for 1h;
Stage #2: N,N-dimethyl-formamide In tetrahydrofuran at 20℃; for 3h;		62%
Stage #1: 2,7-dibromo-9,9-dimethyl-9H-fluorene With n-butyllithium In tetrahydrofuran at -78℃; for 1h;
Stage #2: N,N-dimethyl-formamide In tetrahydrofuran for 12h;		60%
2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

aniline
62-53-3

aniline

7-bromo-9,9-dimethyl-N-phenyl-9H-fluoren-2-amine

7-bromo-9,9-dimethyl-N-phenyl-9H-fluoren-2-amine

Conditions
ConditionsYield
Stage #1: 2,7-dibromo-9,9-dimethyl-9H-fluorene With palladium diacetate; (S)-(1,1'-binaphthalene)-2,2'-diylbis(diphenylphosphine); sodium t-butanolate In toluene at 20℃; for 0.5h; Buchwald-Hartwig Coupling; Inert atmosphere; Schlenk technique;
Stage #2: aniline In toluene at 180℃; for 0.75h; Buchwald-Hartwig Coupling; Microwave irradiation; Schlenk technique; Inert atmosphere;		82%
2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

9,9-dimethyl-9H-fluorene-2,7-dicarbaldehyde
1313886-42-8

9,9-dimethyl-9H-fluorene-2,7-dicarbaldehyde

Conditions
ConditionsYield
Stage #1: 2,7-dibromo-9,9-dimethyl-9H-fluorene With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 1h; Inert atmosphere; Schlenk technique;
Stage #2: With N,N-dimethyl-formamide In tetrahydrofuran at -78 - 25℃; for 10h; Inert atmosphere; Schlenk technique;		82%
indium tri(4-methylbenzenethiolate)

indium tri(4-methylbenzenethiolate)

2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

2,7-di(p-tolylthio)-9,9-dimethyl-9H-fluorene
1263672-65-6

2,7-di(p-tolylthio)-9,9-dimethyl-9H-fluorene

Conditions
ConditionsYield
With palladium diacetate; N-ethyl-N,N-diisopropylamine; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene In N,N-dimethyl-formamide at 100℃; for 4h; Inert atmosphere;81%
1H-imidazole
288-32-4

1H-imidazole

2,7-dibromo-9,9-dimethyl-9H-fluorene
28320-32-3

2,7-dibromo-9,9-dimethyl-9H-fluorene

2,7-bis(1H-imidazol-1-yl)-9,9-dimethyl-9H-fluorene
1588929-66-1

2,7-bis(1H-imidazol-1-yl)-9,9-dimethyl-9H-fluorene

Conditions
ConditionsYield
With copper(l) iodide; caesium carbonate In N,N-dimethyl-formamide at 120℃; for 8h; Inert atmosphere;81%
With copper(l) iodide; caesium carbonate In N,N-dimethyl-formamide at 119.84℃; for 36h; Inert atmosphere;76.1%
With copper(l) iodide; caesium carbonate In N,N-dimethyl-formamide at 120℃; for 8h;76%

2,7-Dibromo-9,9-dimethylfluorene Specification

The systematic name of this chemical is 2,7-dibromo-9,9-dimethyl-9H-fluorene. With the CAS registry number 28320-32-3, it is also named as 9H-Fluorene,2,7-dibromo-9,9-dimethyl-. The product's categories are Fluorene Derivatives; Electronic Chemicals. The molecular weight of 2,7-Dibromo-9,9-dimethylfluorene is C15H12Br2 and molecular weight is 352.06.

The other characteristics of 2,7-Dibromo-9,9-dimethylfluorene can be summarized as: (1)ACD/LogP: 8.06; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 7; (4)ACD/LogD (pH 7.4): 7; (5)ACD/BCF (pH 5.5): 78047; (6)ACD/BCF (pH 7.4): 78047; (7)ACD/KOC (pH 5.5): 110542; (8)ACD/KOC (pH 7.4): 110542; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 0; (12)Polar Surface Area: 0 Å2; (13)Index of Refraction: 1.635; (14)Molar Refractivity: 78.497 cm3; (15)Molar Volume: 219.117 cm3; (16)Polarizability: 31.119×10-24 cm3; (17)Surface Tension: 46.054 dyne/cm; (18)Density: 1.607 g/cm3; (19)Flash Point: 230.294 °C; (20)Enthalpy of Vaporization: 62.744 kJ/mol; (21)Boiling Point: 401.811 °C at 760 mmHg; (22)Vapour Pressure: 0 mmHg at 25°C.

People can use the following data to convert to the molecule structure.
1. SMILES:Brc2ccc3c1ccc(Br)cc1C(C)(C)c3c2
2. InChI:InChI=1/C15H12Br2/c1-15(2)13-7-9(16)3-5-11(13)12-6-4-10(17)8-14(12)15/h3-8H,1-2H3
3. InChIKey:LONBOJIXBFUBKQ-UHFFFAOYAJ
4. Std. InChI:InChI=1S/C15H12Br2/c1-15(2)13-7-9(16)3-5-11(13)12-6-4-10(17)8-14(12)15/h3-8H,1-2H3
5. Std. InChIKey:LONBOJIXBFUBKQ-UHFFFAOYSA-N

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