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Dayang Chem (Hangzhou) Co.,Ltd.

DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe

4-Ethylphenylacetylene Manufacturer/High quality/Best price/In stock

Cas:40307-11-7

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Simagchem Corporation

Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our

4-Ethylphenylacetylene

Cas:40307-11-7

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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Henan Tianfu Chemical Co., Ltd.

4-Ethylphenylacetylene CAS40307-11-7 with good quality and competitive price from Henan Tianfu Chemical: Henan Tianfu Chemical Co.,LTD was built in 2009 with an ISO certificate in the past 5 years, we have grown up as a famous fine chemicals sup

4-Ethylphenylacetylene

Cas:40307-11-7

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Hebei Nengqian Chemical Import and Export Co., LTD

With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin

Benzene, 1-ethyl-4-ethynyl-

Cas:40307-11-7

Min.Order:1 Kilogram

FOB Price: $100.0 / 150.0

Type:Trading Company

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Zhuozhou Wenxi import and Export Co., Ltd

WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

Pharmaceutical Grade CAS 40307-11-7 with competitive price

Cas:40307-11-7

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Shanghai Upbio Tech Co.,Ltd

1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized

4-Ethylphenylacetylene 40307-11-7

Cas:40307-11-7

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Wuhan Han Sheng New Material Technology Co.,Ltd

Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We

4-Ethylphenylacetylene CAS40307-11-7

Cas:40307-11-7

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

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Xiamen Hisunny Chemical Co.,Ltd

Best quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia

4-Ethylphenylacetylene

Cas:40307-11-7

Min.Order:0

Negotiable

Type:Manufacturers

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Hangzhou Keyingchem Co.,Ltd

Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det

4-Ethylphenylacetylene

Cas:40307-11-7

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

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Ality Chemical Corporation

The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi

Factory Supply Benzene, 1-ethyl-4-ethynyl-

Cas:40307-11-7

Min.Order:0 Metric Ton

Negotiable

Type:Other

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Hangzhou J&H Chemical Co., Ltd.

J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia

4-Ethylphenylacetylene

Cas:40307-11-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Shanghai Massive Chemical Technology Co., Ltd.

Massive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and

4-Ethylphenylacetylene/High quality/Best price

Cas:40307-11-7

Min.Order:1 Gram

FOB Price: $1.0

Type:Lab/Research institutions

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SHANGHAI SYSTEAM BIOCHEM CO., LTD

We are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov

4-Ethylphenylacetylene

Cas:40307-11-7

Min.Order:100 Gram

FOB Price: $100.0 / 2000.0

Type:Lab/Research institutions

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Henan Wentao Chemical Product Co., Ltd.

We are leading fine chemicals supplier in China with ISO certificate, Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED

4-EthylphenylacetyleneCAS NO.: 40307-11-7

Cas:40307-11-7

Min.Order:1 Gram

FOB Price: $2.0

Type:Lab/Research institutions

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Shanghai Minstar Chemical Co., Ltd

4-Ethylphenylacetylene Chemical Properties Boiling point 30 °C/0.05 mmHg (lit.) density 0.930 g/mL at 25 °C (lit.) refractive index n20/D 1.5420(lit.) Fp 160 °F CAS DataBase Reference 40307-11-7(CAS DataBase Reference)

1-Ethyl-4-ethynylbenzene

Cas:40307-11-7

Min.Order:1 Kilogram

FOB Price: $65.0

Type:Lab/Research institutions

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EAST CHEMSOURCES LIMITED

factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B

4-Ethylphenylacetylene

Cas:40307-11-7

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

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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

4-Ethylphenylacetylene

Cas:40307-11-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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KAISA GROUP INC

1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer

4-Ethylphenylacetylene

Cas:40307-11-7

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

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Hunan chemfish Pharmaceutical co.,Ltd

Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea

4-Ethylphenylacetylene

Cas:40307-11-7

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Bluecrystal chem-union

We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp

4-Ethylphenylacetylene

Cas:40307-11-7

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Kono Chem Co.,Ltd

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou

Benzene, 1-ethyl-4-ethynyl-

Cas:40307-11-7

Min.Order:0

Negotiable

Type:Other

inquiry

Hangzhou Dingyan Chem Co., Ltd

R & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou

1-Ethyl-4-eth-1-ynylbenzene

Cas:40307-11-7

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Wuxi TAA Chemical Industry Co.,LTD.

1.A strong technical force and advanced processing equipments. The quality of the products has been strictly inspected and all kinds of index have reached or exceeded domestic and international standards.2. Now we have established long-term stable re

4-Ethylphenylacetylene CAS 40307-11-7

Cas:40307-11-7

Min.Order:0

Negotiable

Type:Other

inquiry

Lonwin Chemical Group Limited

Shanghai Lonwin Chemical company is a subsidiary of Lonwin Industry Group Limited, was established in 2011 and is headquartered in Shanghai, adjacent to China National Convention and Exhibition Center and Hongqiao transportation hub.Lonwinchem is

Hot Sale 4-Ethylphenylacetylene 40307-11-7

Cas:40307-11-7

Min.Order:100 Kilogram

FOB Price: $100.0 / 150.0

Type:Other

inquiry

GIHI CHEMICALS CO.,LIMITED

high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,Pharmaceutical intermediates Transportation:air,sea,courier

4-Ethylphenylacetylene

Cas:40307-11-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

JINHUA HUAYI CHEMICAL CO., LTD.

Jinhua huayi chemical co., ltd. is dedicated to the development, production and marketing of chemicals. On the basis of equality and mutual benefit, and under the principle of customer first, credit first, quality first, we are ready to join hands

4-Ethylphenylacetylene

Cas:40307-11-7

Min.Order:100 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Allgreen Chemical Co.,Ltd

high quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea

4-Ethylphenylacetylene

Cas:40307-11-7

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Aecochem Corp.

Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS

4-Ethylphenylacetylene

Cas:40307-11-7

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hebei Sankai Chemical Technology Co., Ltd

1. Product advantages? High purity, all above 98.5%, no impurities after dissolution? We will test each batch to ensure quality? OEM and private brand services designed for free? Various cap colors available? We can also provide MT1 peptide powder2.

4-Ethylphenylacetylene

Cas:40307-11-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Antimex Chemical Limied

Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali

1-Ethyl-4-eth-1-ynylbenzene

Cas:40307-11-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

(2-(4-ethylphenyl)ethynyl)trimethylsilane

(2-(4-ethylphenyl)ethynyl)trimethylsilane

1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

Conditions
ConditionsYield
With potassium trimethylsilonate In dimethyl sulfoxide at 70℃; for 6h; Sealed tube; Schlenk technique;90%
With potassium carbonate In methanol at 20℃; for 7h;79%
With potassium carbonate In methanol at 20℃; Inert atmosphere;
With potassium carbonate In methanol; water at 20℃;
4-ethylacetophenone
937-30-4

4-ethylacetophenone

1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

4-Ethyl-β,β'-dibromostyrene
59931-57-6

4-Ethyl-β,β'-dibromostyrene

1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

Conditions
ConditionsYield
With n-butyllithium In tetrahydrofuran 1.) -78 deg C, 1 h, 2.) r.t., 1 h;
With n-butyllithium In tetrahydrofuran; hexane; water
3-<4-ethyl-phenyl>-acrylic acid ethyl ester

3-<4-ethyl-phenyl>-acrylic acid ethyl ester

1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

4-ethyl-1-<α.β-dichloro-vinyl>-benzene

4-ethyl-1-<α.β-dichloro-vinyl>-benzene

1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

Conditions
ConditionsYield
With diethyl ether; sodium
4-ethylbenzylaldehyde
4748-78-1

4-ethylbenzylaldehyde

1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 1.) Ph3P, Zn / 1.) CH2Cl2, r.t., 48 h, 2.) 2 h
2: n-BuLi / tetrahydrofuran / 1.) -78 deg C, 1 h, 2.) r.t., 1 h
View Scheme
Multi-step reaction with 2 steps
1: tetrachloromethane; dichloromethane; Petroleum ether
2: n-butyllithium / tetrahydrofuran; hexane; water
View Scheme
dichlorotriphenylphosphine palladium

dichlorotriphenylphosphine palladium

4-ethyl-1-iodobenzene
25309-64-2

4-ethyl-1-iodobenzene

copper(I) iodide
7681-65-4

copper(I) iodide

trimethylsilylacetylene
1066-54-2

trimethylsilylacetylene

1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

Conditions
ConditionsYield
With potassium carbonate; triethylamine In methanol
4-ethyl-1-iodobenzene
25309-64-2

4-ethyl-1-iodobenzene

1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: tetrakis(triphenylphosphine) palladium(0); triethylamine; copper(I) bromide / toluene / 4 h / 20 °C / Inert atmosphere; Schlenk technique
2: potassium carbonate / methanol / 7 h / 20 °C
View Scheme
Multi-step reaction with 2 steps
1: tetrakis(triphenylphosphine) palladium(0); copper(l) iodide; triethylamine / toluene / 5 h / 20 °C / Inert atmosphere
2: potassium carbonate / methanol / 20 °C / Inert atmosphere
View Scheme
Multi-step reaction with 2 steps
1: bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine / tetrahydrofuran / 20 °C
2: potassium carbonate / methanol; water / 20 °C
View Scheme
1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

m-tolyl aldehyde
620-23-5

m-tolyl aldehyde

1-(4′-methylphenyl)isoquinoline
101273-46-5

1-(4′-methylphenyl)isoquinoline

Conditions
ConditionsYield
With palladium diacetate; sodium carbonate; triphenylphosphine In toluene at 80℃; for 2h; Inert atmosphere;100%
1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

m-tolyl aldehyde
620-23-5

m-tolyl aldehyde

3-(4-ethylphenyl)-1-(m-tolyl)prop-2-yn-1-ol

3-(4-ethylphenyl)-1-(m-tolyl)prop-2-yn-1-ol

Conditions
ConditionsYield
Stage #1: 1-ethyl-4-ethynylbenzene With n-butyllithium In tetrahydrofuran at -78℃; for 0.5h; Inert atmosphere;
Stage #2: m-tolyl aldehyde In tetrahydrofuran at -78℃; for 3h; Inert atmosphere;
100%
1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

4-amino-3-iodobenzoic acid methyl ester
19718-49-1

4-amino-3-iodobenzoic acid methyl ester

methyl 4-amino-3-((4-ethylphenyl)ethynyl)benzoate

methyl 4-amino-3-((4-ethylphenyl)ethynyl)benzoate

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In toluene at 20℃;100%
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine at 20℃; Inert atmosphere;
1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

1,4-bis(p-ethylphenyl)buta-1,3-diyne
35672-48-1

1,4-bis(p-ethylphenyl)buta-1,3-diyne

Conditions
ConditionsYield
With copper(l) iodide; ethyl bromoacetate; N-ethyl-N,N-diisopropylamine; bis-triphenylphosphine-palladium(II) chloride In tetrahydrofuran at 20℃;99%
With N,N,N,N,-tetramethylethylenediamine; oxygen; 1,8-diazabicyclo[5.4.0]undec-7-ene; copper(l) chloride In acetonitrile at 24℃; for 24h;99%
With pyridine; oxygen In ethanol at 80℃; for 8h; Glaser Coupling;99%
1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

benzyl bromide
100-39-0

benzyl bromide

1-benzyl-4-(4-ethyl-phenyl)-1H-1,2,3-triazole
1314406-59-1

1-benzyl-4-(4-ethyl-phenyl)-1H-1,2,3-triazole

Conditions
ConditionsYield
With sodium azide; sodium 2-(1,2-dihydroxyethyl)-4-hydroxy-5-oxo-2,5-dihydro-furan-3-olate In ethanol at 80℃; for 8h;99%
With sodium azide In ethanol at 80℃; for 8h;99%
With copper(l) iodide; sodium azide; diethylamine In glycerol at 20℃; for 5.5h; Schlenk technique; Inert atmosphere; Green chemistry;99%
4-iodobenzoic acid ethyl ester
51934-41-9

4-iodobenzoic acid ethyl ester

1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

ethyl 4-((4-ethylphenyl)ethynyl)benzoate
1425541-80-5

ethyl 4-((4-ethylphenyl)ethynyl)benzoate

Conditions
ConditionsYield
With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); diisopropylamine at 0℃; Sonogashira Cross-Coupling; Inert atmosphere;99%
With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); diisopropylamine at 0℃; Kinetics; Sonogashira Cross-Coupling; Inert atmosphere;
4-toluenesulfonyl azide
941-55-9

4-toluenesulfonyl azide

1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

methyl 3-(2-hydroxyphenyl)propiolate
425686-45-9

methyl 3-(2-hydroxyphenyl)propiolate

C27H25NO5S
1241956-44-4

C27H25NO5S

Conditions
ConditionsYield
With copper(l) iodide; triethylamine In dichloromethane at 20℃; for 24h; Inert atmosphere;98%
1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

benzyl-methyl-amine
103-67-3

benzyl-methyl-amine

Benzoylformic acid
611-73-4

Benzoylformic acid

N-benzyl-3-(4-ethylphenyl)-N-methyl-1-phenylprop-2-yn-1-amine
1329710-08-8

N-benzyl-3-(4-ethylphenyl)-N-methyl-1-phenylprop-2-yn-1-amine

Conditions
ConditionsYield
With Fe3O4(at)CuSiO3 In neat (no solvent) at 100℃; for 16h; Inert atmosphere;98%
With copper(I) bromide In toluene at 100℃; for 0.416667h; Microwave irradiation; Sealed vessel;94%
trimethylsilyl cyanide
7677-24-9

trimethylsilyl cyanide

1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

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

N,N-dimethyl-formamide

C28H32N4

C28H32N4

Conditions
ConditionsYield
Stage #1: 1-ethyl-4-ethynylbenzene With n-butyllithium In tetrahydrofuran; hexane at -40℃; for 1h; Inert atmosphere; Schlenk technique;
Stage #2: N,N-dimethyl-formamide In tetrahydrofuran; hexane at -40 - 20℃; for 1h; Inert atmosphere; Schlenk technique;
Stage #3: trimethylsilyl cyanide In tetrahydrofuran; hexane at -78 - 20℃; for 4.5h; Inert atmosphere; Schlenk technique; regioselective reaction;
98%
(3-azidopropyl)benzene
27126-20-1

(3-azidopropyl)benzene

1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

trifluoroacetic anhydride
407-25-0

trifluoroacetic anhydride

6-(4-ethylphenyl)-4-(3-phenylpropyl)-3-(trifluoromethyl)-1,2,4-triazin-5(4H)-one

6-(4-ethylphenyl)-4-(3-phenylpropyl)-3-(trifluoromethyl)-1,2,4-triazin-5(4H)-one

Conditions
ConditionsYield
With copper(l) iodide; triethylamine In tetrahydrofuran at 20℃; for 14h; Glovebox; Inert atmosphere; Sealed tube;98%
1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

N-Benzyl-2-iodo-N-(2-methyl-allyl)-benzamide

N-Benzyl-2-iodo-N-(2-methyl-allyl)-benzamide

(R)-2-benzyl-4-(3-(4-ethylphenyl)prop-2-yn-1-yl)-4-methyl-3,4-dihydroisoquinolin-1(2H)-one

(R)-2-benzyl-4-(3-(4-ethylphenyl)prop-2-yn-1-yl)-4-methyl-3,4-dihydroisoquinolin-1(2H)-one

Conditions
ConditionsYield
With (R)-N-((R)-(3,5-di-tert-butylphenyl)(2-(diphenylphosphanyl)phenyl)methyl)-2-methylpropane-2-sulfinamide; palladium diacetate; caesium carbonate In dichloromethane; pentane at 60℃; for 48h; Inert atmosphere; Sealed tube; enantioselective reaction;98%
1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

benzyl chloride
100-44-7

benzyl chloride

1-benzyl-4-(4-ethyl-phenyl)-1H-1,2,3-triazole
1314406-59-1

1-benzyl-4-(4-ethyl-phenyl)-1H-1,2,3-triazole

Conditions
ConditionsYield
With sodium azide; Cu2O#Al2O3 In water at 20℃; for 0.333333h;97%
With sodium azide In water at 20℃; for 0.166667h;96%
With sodium azide In water at 20℃; for 72h;95%
1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

benzaldehyde
100-52-7

benzaldehyde

(E)-1-(4-ethylphenyl)-3-phenylprop-2-en-1-one
26708-48-5

(E)-1-(4-ethylphenyl)-3-phenylprop-2-en-1-one

Conditions
ConditionsYield
With amberlyst-15 resin at 90℃; Microwave irradiation; Neat (no solvent);97%
1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

benzyl azide
622-79-7

benzyl azide

1-benzyl-4-(4-ethyl-phenyl)-1H-1,2,3-triazole
1314406-59-1

1-benzyl-4-(4-ethyl-phenyl)-1H-1,2,3-triazole

Conditions
ConditionsYield
With copper(l) iodide; ammonia; ascorbic acid at 20℃; for 10h;97%
Stage #1: 1-ethyl-4-ethynylbenzene; benzyl azide With copper(I) oxide In water at 60℃; for 0.333333h;
Stage #2: Huisgen Cycloaddition; regioselective reaction;
96%
With [(1-phenylisoquinoline)2Ir(acetylacetonate)] In dichloromethane at 20℃; Irradiation; regioselective reaction;95%
1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

1,2-diamino-benzene
95-54-5

1,2-diamino-benzene

C16H14N2O

C16H14N2O

Conditions
ConditionsYield
With oxygen; potassium carbonate; copper(l) chloride In methanol; acetonitrile at 25℃; for 2h; Irradiation; Green chemistry;97%
1,1,1-trifluoroacetophenone
434-45-7

1,1,1-trifluoroacetophenone

1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

C18H15F3O

C18H15F3O

Conditions
ConditionsYield
With copper(I) oxide; potassium phosphate tribasic trihydrate In 1-methyl-pyrrolidin-2-one at 50℃; for 24h;97%
With copper diacetate; potassium carbonate In dimethyl sulfoxide at 50℃; for 24h;89%
1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

3-(1H-indol-3-yl)-3-oxo-propionitrile
20356-45-0

3-(1H-indol-3-yl)-3-oxo-propionitrile

1-(4-ethylphenyl)-4-hydroxy-9H-carbazole-3-carbonitrile

1-(4-ethylphenyl)-4-hydroxy-9H-carbazole-3-carbonitrile

Conditions
ConditionsYield
With tert.-butylhydroperoxide; N-Bromosuccinimide In tetrahydrofuran; water at 80℃; for 24h; regioselective reaction;97%
1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

α-bromoacetophenone
70-11-1

α-bromoacetophenone

C18H17N3O

C18H17N3O

Conditions
ConditionsYield
With sodium azide In water at 20℃; for 1.5h; Green chemistry;97%
1-benzylisatin
1217-89-6

1-benzylisatin

1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

tert-butyl 2-(2-chlorophenyl)-2-diazoacetate

tert-butyl 2-(2-chlorophenyl)-2-diazoacetate

tert-butyl 4-(1-benzyl-3-hydroxy-2-oxoindolin-3-yl)-2-(2-chlorophenyl)-4-(4-ethylphenyl)buta-2,3-dienoate

tert-butyl 4-(1-benzyl-3-hydroxy-2-oxoindolin-3-yl)-2-(2-chlorophenyl)-4-(4-ethylphenyl)buta-2,3-dienoate

Conditions
ConditionsYield
With YBr3; C50H71N5O3S*BrH; copper(I) bromide In chloroform at 30℃; for 3h; Inert atmosphere; stereoselective reaction;97%
2-Iodophenol
533-58-4

2-Iodophenol

1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

2‐(4‐ethylphenyl)benzofuran

2‐(4‐ethylphenyl)benzofuran

Conditions
ConditionsYield
With potassium phosphate; C45H51Cl4N7Pd2 In dimethyl sulfoxide at 90℃; for 16h; Reagent/catalyst; Schlenk technique;97%
With potassium phosphate; C43H36N4O4Pd In dimethylsulfoxide-d6 at 90℃; for 10h; Reagent/catalyst; Heck Reaction;84%
1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

1-ethyl-4-(iodoethynyl)benzene

1-ethyl-4-(iodoethynyl)benzene

Conditions
ConditionsYield
With [bis(acetoxy)iodo]benzene; triethylamine; potassium iodide; copper(l) iodide In acetonitrile at 20℃; for 0.5h;96%
With [bis(acetoxy)iodo]benzene; trimethylsulphonium iodide In acetonitrile at 20℃; for 0.5h; chemoselective reaction;92%
With dmap; iodine In dichloromethane for 10h; Heating;87%
With sodium 4-methylbenzenesulfinate; potassium iodide In ethanol at 20℃; for 12h;82%
With tert.-butylhydroperoxide; potassium iodide In methanol at 20℃;
4-toluenesulfonyl azide
941-55-9

4-toluenesulfonyl azide

1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

(Z)-2-(4-ethylbenzylidene)-1-(4-methoxyphenyl)-4-phenyl-3-tosyl-1,2,3,4-tetrahydropyrimidine
1203703-51-8

(Z)-2-(4-ethylbenzylidene)-1-(4-methoxyphenyl)-4-phenyl-3-tosyl-1,2,3,4-tetrahydropyrimidine

Conditions
ConditionsYield
With triethylamine; copper(I) bromide In toluene at 20℃; for 3h; Inert atmosphere; regioselective reaction;96%
1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

C21H32N4O2Si
1219035-40-1

C21H32N4O2Si

Conditions
ConditionsYield
With copper(l) iodide; sodium azide In water at 70℃; for 3h; Inert atmosphere; stereoselective reaction;96%
1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

4-ethylacetophenone
937-30-4

4-ethylacetophenone

Conditions
ConditionsYield
With silver hexafluoroantimonate In methanol; water at 120℃; for 24h; Sealed tube;96%
With water at 60℃; for 20h; Sealed tube;96%
With p-toluenesulfonic acid monohydrate; acetic acid In dichloromethane at 50℃; for 3h; Sealed tube;95%
1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

phenylacetylene
536-74-3

phenylacetylene

1-[4-(4-ethylphenyl)buta-1,3-diynyl]benzene
1402831-16-6

1-[4-(4-ethylphenyl)buta-1,3-diynyl]benzene

Conditions
ConditionsYield
With pyrrolidine; 1-(4-nitrophenyl)-3-N,N-dimethylamino-2-propen-1-one; copper(ll) bromide In dichloromethane at 25℃; for 12h;96%
With copper(II) bis(trifluoromethanesulfonate); 1,8-diazabicyclo[5.4.0]undec-7-ene In acetone at 25℃; Glaser Coupling;82%
1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

4-methoxy-aniline
104-94-9

4-methoxy-aniline

2-(4-ethylphenyl)-N-(4-methoxyphenyl)-2-oxoacetamide

2-(4-ethylphenyl)-N-(4-methoxyphenyl)-2-oxoacetamide

Conditions
ConditionsYield
With oxygen; copper(l) chloride In methanol; acetonitrile at 20℃; for 8h; Irradiation;96%
1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

2-iodo-N-methyl-benzamide
58084-22-3

2-iodo-N-methyl-benzamide

(Z)-3-(4-ethylbenzylidene)-2-methylisoindolin-1-one

(Z)-3-(4-ethylbenzylidene)-2-methylisoindolin-1-one

Conditions
ConditionsYield
With tetrabutylammomium bromide; caesium carbonate; triphenylphosphine; copper(l) chloride In water at 130℃; for 0.5h; Glovebox; Inert atmosphere; stereoselective reaction;96%
1-benzyl-7-(trifluoromethyl)indoline-2,3-dione
1263090-20-5

1-benzyl-7-(trifluoromethyl)indoline-2,3-dione

1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

(S)-1-benzyl-3-hydroxy-3-(4-ethylphenylethynyl)-7-trifluoromethyloxindole

(S)-1-benzyl-3-hydroxy-3-(4-ethylphenylethynyl)-7-trifluoromethyloxindole

Conditions
ConditionsYield
With copper(l) iodide; (S)-N-((1R,2R)-2-(diphenylphosphanyl)-cyclohexyl)-2-((4-methylphenyl)sulfonamido)-3-phenylpropanamide; triethylamine In tert-butyl methyl ether at 40℃; for 72h; Inert atmosphere; Sealed tube; enantioselective reaction;96%
With copper(l) iodide; (S)-N-((1R,2R)-2-(diphenylphosphanyl)-cyclohexyl)-2-((4-methylphenyl)sulfonamido)-3-phenylpropanamide; triethylamine In tert-butyl methyl ether at 40℃; for 72h; Inert atmosphere; enantioselective reaction;96%
1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

4-(bromoacetyl)toluene
619-41-0

4-(bromoacetyl)toluene

C19H19N3O

C19H19N3O

Conditions
ConditionsYield
With sodium azide In water at 20℃; for 1.5h; Green chemistry;96%
1-ethyl-4-ethynylbenzene
40307-11-7

1-ethyl-4-ethynylbenzene

Benzoylformic acid
611-73-4

Benzoylformic acid

benzylamine
100-46-9

benzylamine

3-benzyl-5-(4-ethylbenzylidene)-4-phenyloxazolidin-2-one

3-benzyl-5-(4-ethylbenzylidene)-4-phenyloxazolidin-2-one

Conditions
ConditionsYield
With copper(l) iodide; copper(ll) bromide In isopropyl alcohol at 100℃; for 35h; Sealed tube;96%

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