CAS No.2728-05-4,N,N-Diethyl-p-toluamide Suppliers

Dayang Chem (Hangzhou) Co.,Ltd.

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Benzamide,N,N-diethyl-4-methyl-

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Benzamide,N,N-diethyl-4-methyl-

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N,N-Diethyl-4-MethylbenzaMide, 97% CAS:2728-05-4

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TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

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N,N-Diethyl-p-toluamide

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Shandong Mopai Biotechnology Co., LTD

Shandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. W

Benzamide,N,N-diethyl-4-methyl-

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Antimex Chemical Limied

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Benzamide,N,N-diethyl-4-methyl-

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Hangzhou Fandachem Co.,Ltd

Benzamide,N,N-diethyl-4-methyl- cas 2728-05-4Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

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Shanghai Yuanye Bio-Technology Co., Ltd.

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N,N-Diethyl-p-toluamide

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ZHEJIANG JIUZHOU CHEM CO.,LTD

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Hangzhou Share Chemical Co., Ltd

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N,N-Diethyl-4-MethylbenzaMide

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Shanghai Petrochemical Co.,Ltd

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Benzamide,N,N-diethyl-4-methyl- CAS No.: 2728-05-4 Storage:as prescr?be by the manufacturer Package:pack as requested

Benzamide,N,N-diethyl-4-methyl-

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Synthetic route

: 874-60-2
4-methyl-benzoyl chloride

: 109-89-7
diethylamine

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
	98%
In dichloromethane at 0℃; for 24h; Inert atmosphere;	71%
With benzene

: 99-94-5
p-Toluic acid

: 109-89-7
diethylamine

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
With N-ethyl-N,N-diisopropylamine; (bis-(2-methoxyethyl)amino)sulfur trufluoride In dichloromethane at 0℃; for 0.5h;	97%
With n-butyl-sec-butylmagnesium 1.) n-heptane, 1h, reflux, 2.) methylene chloride, 65 deg C, 12 h; Yield given. Multistep reaction;

: 624-31-7
4-tolyl iodide

: potassium 2-(diethylamino)-2-oxoacetate

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
With tris-(dibenzylideneacetone)dipalladium(0); potassium dihydrogenphosphate; [4,4’-bis(1,1-dimethylethyl)-2,2’-bipyridine-N1,N1‘]bis [3,5-difluoro-2-[5-(trifluoromethyl)-2-pyridinyl-N]phenyl-C]iridium(III) hexafluorophosphate; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene In N,N-dimethyl acetamide at 25℃; for 20h; Schlenk technique; Inert atmosphere; Irradiation; chemoselective reaction;	97%

Yield

With tris-(dibenzylideneacetone)dipalladium(0); potassium dihydrogenphosphate; [4,4’-bis(1,1-dimethylethyl)-2,2’-bipyridine-N1,N1‘]bis [3,5-difluoro-2-[5-(trifluoromethyl)-2-pyridinyl-N]phenyl-C]iridium(III) hexafluorophosphate; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene In N,N-dimethyl acetamide at 25℃; for 20h; Schlenk technique; Inert atmosphere; Irradiation; chemoselective reaction;

97%

: 201230-82-2
carbon monoxide

: 624-31-7
4-tolyl iodide

: 121-44-8
triethylamine

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
With palladium 10% on activated carbon; oxygen In acetonitrile at 100℃; under 4560.31 Torr; for 8h; Autoclave; Green chemistry;	96%

...Expand

: 201230-82-2
carbon monoxide

: 624-31-7
4-tolyl iodide

: 109-89-7
diethylamine

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
With [Bmim][PdI2](PPh3); potassium carbonate In 1,4-dioxane at 90℃; under 15001.5 Torr; for 5h; Reagent/catalyst; Autoclave;	95%
With potassium carbonate In N,N-dimethyl-formamide at 120℃; under 750.075 Torr; for 2h; Autoclave; chemoselective reaction;	91%
With triethylamine In N,N-dimethyl acetamide at 130℃; under 15001.5 Torr; for 1.5h; Autoclave; Green chemistry;	90%

...Expand

: 2947-61-7
(4-methylphenyl)acetonitrile

: 121-44-8
triethylamine

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
With oxygen; copper dichloride In toluene at 110℃; under 760.051 Torr; for 48h; Schlenk technique;	87%

: 201230-82-2
carbon monoxide

: 5720-05-8
4-methylphenylboronic acid

: 121-44-8
triethylamine

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
With copper(l) iodide; oxygen; palladium dichloride In acetonitrile at 100℃; under 1520.1 Torr; for 12h; Autoclave; High pressure;	86%

...Expand

: 201230-82-2
carbon monoxide

: 624-31-7
4-tolyl iodide

: 109-89-7
diethylamine

A: 2728-05-4
N,N-Diethyl-p-toluamid

B: 80120-40-7
N,N-diethyl-4-methyl-α-oxo-benzeneacetamide

Conditions

Conditions	Yield
With [bmim]PF6; triethylamine; Pd carbene at 80℃; under 15200 Torr; for 0.566667h;	A 5% B 85%
With caesium carbonate In toluene at 80℃; under 760.051 Torr; for 20h; Microwave irradiation; Sealed tube;	A n/a B 40%
PdCl2(PMePh2)2 In neat (no solvent) at 80℃; under 50 Torr; for 2h; Product distribution; Mechanism;	A 4 % Chromat. B 96 % Chromat.

...Expand

: 55441-26-4
2-(diethylamino)-2-oxoacetic acid

: potassium (4-methylphenyl)trifluoroborate

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
With dipotassium peroxodisulfate; palladium diacetate In water; dimethyl sulfoxide; acetonitrile at 20℃;	85%

: 106-38-7
para-bromotoluene

: potassium 2-(diethylamino)-2-oxoacetate

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
With bis(benzonitrile)palladium(ll) chloride; [4,4’-bis(1,1-dimethylethyl)-2,2’-bipyridine-N1,N1‘]bis [3,5-difluoro-2-[5-(trifluoromethyl)-2-pyridinyl-N]phenyl-C]iridium(III) hexafluorophosphate; sodium acetate; nixantphos In N,N-dimethyl acetamide at 25℃; for 20h; Schlenk technique; Inert atmosphere; Irradiation; chemoselective reaction;	85%

: 201230-82-2
carbon monoxide

: 106-38-7
para-bromotoluene

: 109-89-7
diethylamine

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
With palladium diacetate; caesium carbonate; 1,2-bis[di(t-butyl)phosphinomethyl]benzene In N,N-dimethyl-formamide at 80℃; under 2068.65 Torr; Inert atmosphere;	83%
With palladium diacetate; caesium carbonate; 1,3,5,7-tetramethyl-8-phenyl-2,4,6-trioxa-8-phosphatricyclo[3.3.1.13,7]decane In N,N-dimethyl-formamide at 80℃; under 2327.23 Torr;	83%
With triethylamine; 1,1'-bis-(diphenylphosphino)ferrocene; palladium diacetate at 60℃; under 760.051 Torr;	81%
With triethylamine; Pd-bis(1-methylbenzothiazole-2-carbene) In N,N-dimethyl acetamide at 130℃; for 7h;	91 % Chromat.

...Expand

: 99-94-5
p-Toluic acid

: 121-44-8
triethylamine

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
With trifuran-2-yl-phosphane; palladium diacetate; 2,2-dimethylpropanoic anhydride In toluene at 120℃; for 15h; Inert atmosphere;	79%
With tetrachloromethane; potassium carbonate In dichloromethane for 24h; Inert atmosphere; Irradiation;	63%

: C32H28GaO4S4(1-)*(x)H2O*K(1+)

: 109-89-7
diethylamine

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
In tetrahydrofuran at 25℃; for 1h;	77%

: C32H28InO4S4(1-)*(x)H2O*K(1+)

: 109-89-7
diethylamine

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
In tetrahydrofuran at 25℃; for 1h;	73%

: 589-18-4
4-Methylbenzyl alcohol

: 109-89-7
diethylamine

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
With 1-methyl-1H-imidazole; tetrakis(acetonitrile)copper(I) trifluoromethanesulfonate; 4,4'-Dimethoxy-2,2'-bipyridin; 9-azabicyclo<3.3.1>nonane-N-oxyl; oxygen In dichloromethane at 20℃; under 760.051 Torr; for 2h; Molecular sieve;	71%

: 617-84-5
N-formyldiethylamine

: 99-94-5
p-Toluic acid

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
With tert.-butylhydroperoxide; copper(II) perchlorate hexahydrate at 100℃; for 15h;	69%

: 98-01-1
furfural

: 624-31-7
4-tolyl iodide

: 121-44-8
triethylamine

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
With Wilkinson’s catalyst; 1,3-bis-(diphenylphosphino)propane; water In tetrahydrofuran at 140℃; for 12h; Inert atmosphere; Sealed tube;	67%

...Expand

: 660-68-4
diethyl amine hydrochloride

: 104-87-0
4-methyl-benzaldehyde

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
With tert.-butylhydroperoxide; calcium carbonate In water at 60℃; for 16h; Inert atmosphere; Green chemistry;	58%

: C32H28InO4S4(1-)*(x)H2O*K(1+)

: 107-11-9
1-amino-2-propene

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
In tetrahydrofuran at 25℃; for 1h;	47%

: 109-89-7
diethylamine

: 59046-28-5
p-toluoyl-1H-1,2,3-benzotriazole

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
In tetrahydrofuran at 20℃; for 4h;	44%

: 3457-48-5
1,2-di(4-methylphenyl)-1,2-ethanedione

: 109-89-7
diethylamine

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
With tert.-butylhydroperoxide; potassium carbonate In tetrahydrofuran at 80℃; for 12h; Sealed tube;	37%

: 617-84-5
N-formyldiethylamine

: 624-31-7
4-tolyl iodide

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
Stage #1: N-formyldiethylamine; 4-tolyl iodide With palladium diacetate at 20℃; for 0.166667h; Inert atmosphere; Stage #2: With trichlorophosphate at 140℃; for 5h; Inert atmosphere;	26%

: 99-94-5
p-Toluic acid

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
With tetrachlorosilane; benzene Behandeln des von SiCl4 befreiten Reaktionsgemisches mit Diaethylamin;
Multi-step reaction with 2 steps 1: thionyl chloride / Reflux; Inert atmosphere 2: triethylamine / Inert atmosphere View Scheme

: 201230-82-2
carbon monoxide

: 106-38-7
para-bromotoluene

: 109-89-7
diethylamine

A: 2728-05-4
N,N-Diethyl-p-toluamid

B: 80120-40-7
N,N-diethyl-4-methyl-α-oxo-benzeneacetamide

Conditions

Conditions	Yield
PdCl2(PMePh2)2 In neat (no solvent) at 100℃; under 7600 Torr; for 24h;	A 16 % Chromat. B 84 % Chromat.
PdCl2(PMePh2)2 In neat (no solvent) at 100℃; under 10 Torr; for 24h; Product distribution; Mechanism;	A 16 % Chromat. B 84 % Chromat.
PdCl2(PMePh2)2 at 100℃; under 7600 Torr; for 45h; Yield given. Yields of byproduct given;

...Expand

: 109-89-7
diethylamine

: 78823-38-8
p-toluic pivalic anhydride

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
In acetonitrile for 2h; Ambient temperature; Yield given;

: 106-43-4
para-chlorotoluene

: 124-40-3
dimethyl amine

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
With pyridine In 4-(dicyanomethylene)-2-methyl-6-(p-dimethylaminostyryl)-4H-pyran

: 589-18-4
4-Methylbenzyl alcohol

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: Iron(III) nitrate nonahydrate; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical / acetonitrile / 2 h / 20 °C / Inert atmosphere; Green chemistry 2: tert.-butylhydroperoxide; calcium carbonate / water / 16 h / 60 °C / Inert atmosphere; Green chemistry View Scheme

: 5411-58-5
ethyl N,N-diethyloxamate

: 2728-05-4
N,N-Diethyl-p-toluamid

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: potassium tert-butylate / ethanol / 10 h / 60 °C / Schlenk technique; Inert atmosphere 2: [4,4’-bis(1,1-dimethylethyl)-2,2’-bipyridine-N1,N1‘]bis [3,5-difluoro-2-[5-(trifluoromethyl)-2-pyridinyl-N]phenyl-C]iridium(III) hexafluorophosphate; potassium dihydrogenphosphate; tris-(dibenzylideneacetone)dipalladium(0); 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene / N,N-dimethyl acetamide / 20 h / 25 °C / Schlenk technique; Inert atmosphere; Irradiation View Scheme
Multi-step reaction with 2 steps 1: potassium tert-butylate / ethanol / 10 h / 60 °C / Schlenk technique; Inert atmosphere 2: [4,4’-bis(1,1-dimethylethyl)-2,2’-bipyridine-N1,N1‘]bis [3,5-difluoro-2-[5-(trifluoromethyl)-2-pyridinyl-N]phenyl-C]iridium(III) hexafluorophosphate; bis(benzonitrile)palladium(ll) chloride; nixantphos; sodium acetate / N,N-dimethyl acetamide / 20 h / 25 °C / Schlenk technique; Inert atmosphere; Irradiation View Scheme

Yield

Multi-step reaction with 2 steps
1: potassium tert-butylate / ethanol / 10 h / 60 °C / Schlenk technique; Inert atmosphere
2: [4,4’-bis(1,1-dimethylethyl)-2,2’-bipyridine-N1,N1‘]bis [3,5-difluoro-2-[5-(trifluoromethyl)-2-pyridinyl-N]phenyl-C]iridium(III) hexafluorophosphate; potassium dihydrogenphosphate; tris-(dibenzylideneacetone)dipalladium(0); 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene / N,N-dimethyl acetamide / 20 h / 25 °C / Schlenk technique; Inert atmosphere; Irradiation
View Scheme

Multi-step reaction with 2 steps
1: potassium tert-butylate / ethanol / 10 h / 60 °C / Schlenk technique; Inert atmosphere
2: [4,4’-bis(1,1-dimethylethyl)-2,2’-bipyridine-N1,N1‘]bis [3,5-difluoro-2-[5-(trifluoromethyl)-2-pyridinyl-N]phenyl-C]iridium(III) hexafluorophosphate; bis(benzonitrile)palladium(ll) chloride; nixantphos; sodium acetate / N,N-dimethyl acetamide / 20 h / 25 °C / Schlenk technique; Inert atmosphere; Irradiation
View Scheme

: 589-18-4
4-Methylbenzyl alcohol

: 109-89-7
diethylamine

A: 2728-05-4
N,N-Diethyl-p-toluamid

B: 104-87-0
4-methyl-benzaldehyde

Conditions

Conditions	Yield
With 1-methyl-1H-imidazole; tetrakis(acetonitrile)copper(I) trifluoromethanesulfonate; 4,4'-Dimethoxy-2,2'-bipyridin; 9-azabicyclo<3.3.1>nonane-N-oxyl; oxygen In dichloromethane at 20℃; under 760.051 Torr; for 2h; Molecular sieve;	A 38 %Spectr. B 56 %Spectr.

...Expand

: 292638-84-7
styrene

: 2728-05-4
N,N-Diethyl-p-toluamid

: 1620210-45-8
N,N-diethyl-4-methyl-2-(1-phenylethyl)benzamide

Conditions

Conditions	Yield
With bis(1,5-cyclooctadiene)iridium(I) tetrakis[3,5-bis(trifluoromethyl)phenyl]borate; 1,4-bis[bis(pentafluorophenyl)phosphino]butane In 1,4-dioxane at 100℃; for 48h; Sealed tube; Inert atmosphere;	97%

: 2728-05-4
N,N-Diethyl-p-toluamid

: 34306-01-9
N-ethyl-N-(4-methylbenzyl)ethanamine

Conditions

Conditions	Yield
With triethyl borane; phenylsilane; sodium hydroxide In tetrahydrofuran; tert-butyl methyl ether at 80℃; Inert atmosphere; Schlenk technique; Sealed tube; chemoselective reaction;	94%
With triethyl borane; phenylsilane; sodium hydroxide In tetrahydrofuran; tert-butyl methyl ether at 80℃; for 48h; Inert atmosphere; Schlenk technique; Glovebox; Sealed tube;	94%

: 2728-05-4
N,N-Diethyl-p-toluamid

: C12H17(2)H2N

Conditions

Conditions	Yield
With triethyl borane; phenylsilane-d3; sodium hydroxide In tetrahydrofuran; tert-butyl methyl ether at 80℃; for 48h; Inert atmosphere; Schlenk technique; Sealed tube; chemoselective reaction;	92%

: 2728-05-4
N,N-Diethyl-p-toluamid

: C12H19N*ClH

Conditions

Conditions	Yield
Stage #1: N,N-Diethyl-p-toluamid With [κ2-{Ph2P(Se)NC9H6N}Al(Me)2]; 4,4,5,5-tetramethyl-[1,3,2]-dioxaboralane at 20℃; for 12h; Schlenk technique; Glovebox; Stage #2: With hydrogenchloride In water chemoselective reaction;	90%

: 2728-05-4
N,N-Diethyl-p-toluamid

: 762-04-9
phosphonic acid diethyl ester

: 1450829-67-0
diethyl (2-(diethylcarbamoyl)-5-methylphenyl)phosphonate

Conditions

Conditions	Yield
With dipotassium peroxodisulfate; silver sulfate In water; acetonitrile at 90℃; for 1h; regioselective reaction;	80%

: 2728-05-4
N,N-Diethyl-p-toluamid

: N-tosyl-1,2-oxazetidine

: C21H28N2O4S

Conditions

Conditions	Yield
Stage #1: N,N-Diethyl-p-toluamid With N,N,N,N,-tetramethylethylenediamine; sec.-butyllithium In tetrahydrofuran; hexane; cyclohexane at -78℃; for 1h; Inert atmosphere; Stage #2: N-tosyl-1,2-oxazetidine In tetrahydrofuran; hexane; cyclohexane at -78℃; for 1.5h; Inert atmosphere;	79%

: 624-92-0
Dimethyldisulphide

: 2728-05-4
N,N-Diethyl-p-toluamid

: 596805-23-1
N,N-diethyl-2-methylsulfanyl-4-methylbenzamide

Conditions

Conditions	Yield
Stage #1: N,N-Diethyl-p-toluamid With N,N,N,N,-tetramethylethylenediamine; sec.-butyllithium In tetrahydrofuran; cyclohexane at -78℃; for 0.5h; Stage #2: Dimethyldisulphide In tetrahydrofuran; cyclohexane at -78 - 20℃;	71%

: 2728-05-4
N,N-Diethyl-p-toluamid

: 1576-35-8
toluene-4-sulfonic acid hydrazide

: N,N-diethyl-4-methyl-N'-tosylbenzohydrazonamide

Conditions

Conditions	Yield
Stage #1: N,N-Diethyl-p-toluamid With 2-methoxypyridine; trifluoromethylsulfonic anhydride In dichloromethane at 0℃; Inert atmosphere; Stage #2: toluene-4-sulfonic acid hydrazide In dichloromethane at 0 - 20℃; for 3h; Inert atmosphere;	69%

: 2728-05-4
N,N-Diethyl-p-toluamid

: 123-11-5
4-methoxy-benzaldehyde

: 1321616-92-5
N,N-diethyl-2-(4-methoxybenzoyl)-4-methylbenzamide

Conditions

Conditions	Yield
With silver hexafluoroantimonate; dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; silver carbonate In tetrahydrofuran at 110℃; for 20h; Inert atmosphere; regioselective reaction;	67%

: 2728-05-4
N,N-Diethyl-p-toluamid

: 160594-72-9
N,N-diethyl-4-methylselenobenzamide

Conditions

Conditions	Yield
Stage #1: N,N-Diethyl-p-toluamid With oxalyl dichloride In diethyl ether at 0 - 20℃; for 4h; Stage #2: With LiAlHSeH In tetrahydrofuran at 20℃; for 3h;	61%
Stage #1: N,N-Diethyl-p-toluamid With oxalyl dichloride In diethyl ether at 0 - 20℃; for 4h; Stage #2: With LiAlHSeH In tetrahydrofuran; diethyl ether at 20℃; for 3h;	61%

: 78-08-0
Triethoxyvinylsilane

: 2728-05-4
N,N-Diethyl-p-toluamid

: C14H19NO

Conditions

Conditions	Yield
With silver hexafluoroantimonate; dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; copper diacetate; lithium fluoride In 1,2-dichloro-ethane at 120℃; for 20h; Schlenk technique;	56%

: 591-50-4
iodobenzene

: 2728-05-4
N,N-Diethyl-p-toluamid

: 312955-15-0
N,N-diethyl-5-methyl[1,1'-biphenyl]-2-carboxamide

Conditions

Conditions	Yield
Stage #1: N,N-Diethyl-p-toluamid With N,N,N,N,-tetramethylethylenediamine; sec.-butyllithium In tetrahydrofuran; cyclohexane at -78℃; for 0.5h; Ullmann-Ziegler cross-coupling; Inert atmosphere; Stage #2: In tetrahydrofuran; cyclohexane for 0.25h; Ullmann-Ziegler cross-coupling; Inert atmosphere; Stage #3: iodobenzene With tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran; cyclohexane at 60℃; for 12h; Ullmann-Ziegler cross-coupling; Inert atmosphere;	53%

Yield

Stage #1: N,N-Diethyl-p-toluamid With N,N,N,N,-tetramethylethylenediamine; sec.-butyllithium In tetrahydrofuran; cyclohexane at -78℃; for 0.5h; Ullmann-Ziegler cross-coupling; Inert atmosphere;
Stage #2: In tetrahydrofuran; cyclohexane for 0.25h; Ullmann-Ziegler cross-coupling; Inert atmosphere;
Stage #3: iodobenzene With tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran; cyclohexane at 60℃; for 12h; Ullmann-Ziegler cross-coupling; Inert atmosphere;

53%

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