Products

Refine

Country

Business Type

Certificate

Display

Dayang Chem (Hangzhou) Co.,Ltd.

Dayangchem's 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. DayangChem can provide different quantities

((4-IODOPHENYL)ETHYNYL)TRIMETHYLSILANE

Cas:134856-58-9

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

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

Manufacturer supply CAS 134856-58-9 with best quality

Cas:134856-58-9

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Shandong Hanjiang Chemical Co., Ltd.

Hello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai

(4-IODOPHENYLETHYNYL)TRIMETHYLSILANE

Cas:134856-58-9

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod

(4-IODOPHENYLETHYNYL)TRIMETHYLSILANE

Cas:134856-58-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

Zibo Hangyu Biotechnology Development 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 chemi

(4-IODOPHENYLETHYNYL)TRIMETHYLSILANE

Cas:134856-58-9

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

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

2-(4-iodophenyl)ethynyl-trimethylsilane

Cas:134856-58-9

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

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

2-(4-iodophenyl)ethynyl-trimethylsilane

Cas:134856-58-9

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

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

2-(4-iodophenyl)ethynyl-trimethylsilane

Cas:134856-58-9

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Suzhou Health Chemicals Co., Ltd.

High quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use

134856-58-9

Cas:134856-58-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

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

2-(4-iodophenyl)ethynyl-trimethylsilane

Cas:134856-58-9

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Henan Tianfu Chemical Co., Ltd.

1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.

(4-IODOPHENYLETHYNYL)TRIMETHYLSILANE

Cas:134856-58-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

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

(4-IODOPHENYLETHYNYL)TRIMETHYLSILANE

Cas:134856-58-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hubei Langyou International Trading Co., Ltd

2-(4-iodophenyl)ethynyl-trimethylsilane Application:2-(4-iodophenyl)ethynyl-trimethylsilane

2-(4-iodophenyl)ethynyl-trimethylsilane

Cas:134856-58-9

Min.Order:0

Negotiable

Type:Other

inquiry

BOC Sciences

We are committed to providing our customers with the best products and services at the most competitive prices.Appearance:beige crystalline powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use

(4-IODOPHENYLETHYNYL)TRIMETHYLSILANE

Cas:134856-58-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Changchun Artel lmport and Export trade company

Supply top quality products with a reasonable price Application:api

134856-58-9

Cas:134856-58-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

(4-IODO-PHENYLETHYNYL)-TRIMETHYL-SILANECASAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

(4-IODO-PHENYLETHYNYL)-TRIMETHYL-SILANECAS

Cas:134856-58-9

Min.Order:0

Negotiable

Type:Other

inquiry

Hunan Longxianng Runhui Trading Co.,Ltd

2-(4-iodophenyl)ethynyl-trimethylsilaneAppearance:ask Storage:Keep in dry and cool condition Package:foil aluminium bag/vacuum packing Application:intermediates Transportation:By express (Door to door) such as FEDEX, DHL, EMS for small amount. By air

2-(4-iodophenyl)ethynyl-trimethylsilane

Cas:134856-58-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Chemlyte Solutions

Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

2-(4-iodophenyl)ethynyl-trimethylsilane

Cas:134856-58-9

Min.Order:0

Negotiable

Type:Other

inquiry

Shanghai Chinqesen Biotechnology Co., Ltd.

Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen

134856-58-9

Cas:134856-58-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

ZHEJIANG JIUZHOU CHEM CO.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

(4-IODOPHENYLETHYNYL)TRIMETHYLSILANE

Cas:134856-58-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Amadis Chemical Co., Ltd.

1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G

((4-Iodophenyl)ethynyl)trimethylsilane

Cas:134856-58-9

Min.Order:10 Milligram

Negotiable

Type:Lab/Research institutions

inquiry

Jilin haofei import and export trade Co.,Ltd

Price, service, company and transport advantage: 1. Best service, place of origin China, high quality, and reasonable price. 2. It's customers' right to choose the package (EMS, DHL, FEDEX, UPS). 3. It's customers' right

((4-IODOPHENYL)ETHYNYL)TRIMETHYLSILANE CAS NO.134856-58-9

Cas:134856-58-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

ENAO Chemical Co, Limited

For quick quotation, please send us the inquiry include CAS#, Structure, Chemical Name, quantity, purity, as well as any additional specifications you require, we will try to get back to you within 24 hours. Our Services Besides manufacturing,

((4-Iodophenyl)ethynyl)trimethylsilane

Cas:134856-58-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Share Chemical Co., Ltd

At Share Chemical Company, we scrupulously abide by our policy of “Excellent Quality at a Reasonable Price”. We strive to satisfy all of our customers by providing the finest quality products supported by the finest in customer servi

(4-Iodophenylethynyl)triMethylsilane

Cas:134856-58-9

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

Nanjing Norris Pharm Technology 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

((4-Iodophenyl)ethynyl)triMethylsilane

Cas:134856-58-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Chemical Technology Co.,LTD

1. Production capacity: we have three production base with high-tech production equipment and instruments, equipped with professional production personnel, meet your requirements.2. Quality assurance: we have a first-class testing equipment and testi

(4-IODOPHENYLETHYNYL)TRIMETHYLSILANE

Cas:134856-58-9

Min.Order:0

Negotiable

Type:Other

inquiry

Shanghai united Scientific Co.,Ltd.

United Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat

(4-IODOPHENYLETHYNYL)TRIMETHYLSILANE

Cas:134856-58-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hubei Jusheng Technology Co., Ltd.,

1,Best Quality: Our products have exported to Germany, Spain, UK, USA, Australia, Middle East, and so on other countries, and we have got very good feedback from our customers.so you can trust us. 2,

2-(4-iodophenyl)ethynyl-trimethylsilane

Cas:134856-58-9

Min.Order:10 Gram

FOB Price: $1.0 / 2.0

Type:Trading Company

inquiry

changchun tuocai technology co.,ltld

2-(4-iodophenyl)ethynyl-trimethylsilaneAppearance:ask Storage:Keep in dry and cool condition Package:foil aluminium bag/vacuum packing Application:intermediates Transportation:by air or by sea

2-(4-iodophenyl)ethynyl-trimethylsilane

Cas:134856-58-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Taizhou volsen chemical Co., Ltd

We are a trading company aiming at providing high-quality services to customers. Established for many years, with good reputation in the industry Storage:Sealed and preserved Application:Fine chemical intermediates, used as the main raw material for

2-(4-iodophenyl)ethynyl-trimethylsilane

Cas:134856-58-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

(4-bromophenyl)(trimethylsilyl)acetylene
16116-78-2

(4-bromophenyl)(trimethylsilyl)acetylene

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

Conditions
ConditionsYield
With iodine; tert.-butyl lithium at -78℃;100%
Stage #1: (4-bromophenyl)(trimethylsilyl)acetylene With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 0.5h; Inert atmosphere;
Stage #2: With iodine In tetrahydrofuran; hexane at -78 - 25℃; for 2h; Inert atmosphere;
96%
With iodine; tert.-butyl lithium In tetrahydrofuran; pentane at -78 - 0℃; for 0.583333h;95%
Stage #1: (4-bromophenyl)(trimethylsilyl)acetylene With n-butyllithium In diethyl ether
Stage #2: With iodine In diethyl ether
90%
Stage #1: (4-bromophenyl)(trimethylsilyl)acetylene With n-butyllithium In diethyl ether
Stage #2: With iodine In diethyl ether Further stages.;
90%
1-[4-[2-(trimethylsilyl)ethynyl]phenyl]-3,3-diethyltriazene
134856-57-8

1-[4-[2-(trimethylsilyl)ethynyl]phenyl]-3,3-diethyltriazene

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

Conditions
ConditionsYield
With methyl iodide at 115℃; for 24h;97%
With methyl iodide at 120℃;91%
With methyl iodide at 110℃; for 96h;86%
1-[4-[2-(trimethylsilyl)ethynyl]phenyl]-3,3-diethyltriazene
134856-57-8

1-[4-[2-(trimethylsilyl)ethynyl]phenyl]-3,3-diethyltriazene

methyl iodide
74-88-4

methyl iodide

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

Conditions
ConditionsYield
at 110 - 120℃; for 6h;96%
4-trimethylsilylethynyl aniline
75867-39-9

4-trimethylsilylethynyl aniline

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

Conditions
ConditionsYield
Stage #1: 4-trimethylsilylethynyl aniline In water for 0.25h;
Stage #2: With hydrogenchloride In water for 0.166667h; Further stages;
85%
Stage #1: 4-trimethylsilylethynyl aniline With hydrogenchloride; sodium nitrite at 0 - 5℃; for 0.75h;
Stage #2: With potassium iodide In dichloromethane; water at 20℃; for 4h; Further stages.;
65%
Stage #1: 4-trimethylsilylethynyl aniline With hydrogenchloride; sodium nitrite at 0℃;
Stage #2: With sodium iodide
57%
4-((trimethylsilyl)ethynyl)benzoyl chloride

4-((trimethylsilyl)ethynyl)benzoyl chloride

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

Conditions
ConditionsYield
With tris-(dibenzylideneacetone)dipalladium(0); 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene In toluene at 100℃; for 12h;83%
bis(4-fluorophenyl)methanone O-(4-((trimethylsilyl)ethynyl)benzoyl)oxime

bis(4-fluorophenyl)methanone O-(4-((trimethylsilyl)ethynyl)benzoyl)oxime

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

Conditions
ConditionsYield
With Chloroiodomethane; [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 In ethyl acetate for 12h; Schlenk technique; Inert atmosphere; Irradiation;76%
4-((trimethylsilyl)ethynyl)benzenediazonium tetrafluoroborate

4-((trimethylsilyl)ethynyl)benzenediazonium tetrafluoroborate

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

Conditions
ConditionsYield
With potassium iodide In acetone at 0℃;67%
para-diiodobenzene
624-38-4

para-diiodobenzene

trimethylsilylacetylene
1066-54-2

trimethylsilylacetylene

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

Conditions
ConditionsYield
Stage #1: para-diiodobenzene With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In tetrahydrofuran Sonogashira Cross-Coupling; Inert atmosphere;
Stage #2: trimethylsilylacetylene In tetrahydrofuran at 130℃; for 0.25h; Sonogashira Cross-Coupling; Inert atmosphere; Microwave irradiation;
55%
With copper(l) iodide; N-ethyl-N,N-diisopropylamine; triphenylphosphine; bis(dibenzylideneacetone)-palladium(0) In tetrahydrofuran for 36h; Ambient temperature;53%
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In tetrahydrofuran at 40℃; for 6h;39%
para-diiodobenzene
624-38-4

para-diiodobenzene

trimethylsilylacetylene
1066-54-2

trimethylsilylacetylene

A

1,4-Bis(trimethylsilylethynyl)benzene
17938-13-5

1,4-Bis(trimethylsilylethynyl)benzene

B

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

Conditions
ConditionsYield
With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); potassium carbonate for 17h; Sonogashira coupling; Neat (no solvent);A 43%
B 20%
Stage #1: para-diiodobenzene With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); triethylamine In toluene at 20℃; for 0.0833333h; Sonogashira reaction; Inert atmosphere;
Stage #2: trimethylsilylacetylene In toluene at 20 - 50℃; Sonogashira reaction;
A 20%
B 38.3%
1,4-bromoiodobenzene
589-87-7

1,4-bromoiodobenzene

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: 95 percent / CuI; Et3N / PdCl2(PPh3)2 / tetrahydrofuran
2.1: n-BuLi / diethyl ether
2.2: 90 percent / I2 / diethyl ether
View Scheme
Multi-step reaction with 2 steps
1.1: 95 percent / PdCl2(PPh3)2; CuI; Et3N / tetrahydrofuran
2.1: n-BuLi / diethyl ether
2.2: 90 percent / I2 / diethyl ether
View Scheme
trimethylsilylacetylene
1066-54-2

trimethylsilylacetylene

[Co2(CO)8]

[Co2(CO)8]

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: 95 percent / CuI; Et3N / PdCl2(PPh3)2 / tetrahydrofuran
2.1: n-BuLi / diethyl ether
2.2: 90 percent / I2 / diethyl ether
View Scheme
trimethylsilylacetylene
1066-54-2

trimethylsilylacetylene

pentacarbonylmolybdenum

pentacarbonylmolybdenum

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: 95 percent / PdCl2(PPh3)2; CuI; Et3N / tetrahydrofuran
2.1: n-BuLi / diethyl ether
2.2: 90 percent / I2 / diethyl ether
View Scheme
1-(4-Bromophenyl)-3,3-diethyltriazene
52010-62-5

1-(4-Bromophenyl)-3,3-diethyltriazene

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 76 percent / TPP; Cu(OAc)2; Et3N / PdCl2 / 6 h / Heating
2: 97 percent / MeI / 24 h / 115 °C
View Scheme
4-bromo-aniline
106-40-1

4-bromo-aniline

9-methyl-tridecanoyl chloride

9-methyl-tridecanoyl chloride

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: hydrochloric acid; NaNO2 / H2O / 0.5 h / cooling
1.2: 91 percent / K2CO3 / H2O / 0.5 h / 0 - 20 °C
2.1: 76 percent / TPP; Cu(OAc)2; Et3N / PdCl2 / 6 h / Heating
3.1: 97 percent / MeI / 24 h / 115 °C
View Scheme
p-aminoiodobenzene
540-37-4

p-aminoiodobenzene

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: 6 M HCl / acetonitrile / 0.25 h / 70 °C
1.2: aq. sodium nitrite / H2O; acetonitrile / 0.25 h / 15 °C
1.3: 94 percent / potassium carbonate / acetonitrile; H2O / 0.17 h / cooling
2.1: 95 percent / copper iodide; bis(triphenylphosphine)palladium(II) chloride; triethylamine / 3 h / 30 °C
3.1: 86 percent / methyl iodide / 96 h / 110 °C
View Scheme
Multi-step reaction with 2 steps
1.1: Pd(PPh3)2Cl2; CuI; triethylamine / 20 °C
2.1: BF3*Et2O; t-BuONO / diethyl ether / 0.5 h / -20 - 5 °C
2.2: 13.2 g / NaI; I2 / acetonitrile / 1 h / 20 °C
View Scheme
Multi-step reaction with 2 steps
1.1: 69 percent / CuI; pyridine / Pd(PPh3)4 / tetrahydrofuran / 0 °C
2.1: NaNO2; aq. HCl / 0 °C
2.2: 57 percent / NaI
View Scheme
3,3-diethyl-1-(4-iodophenyl)-1-triazene
630104-26-6

3,3-diethyl-1-(4-iodophenyl)-1-triazene

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 95 percent / copper iodide; bis(triphenylphosphine)palladium(II) chloride; triethylamine / 3 h / 30 °C
2: 86 percent / methyl iodide / 96 h / 110 °C
View Scheme
Multi-step reaction with 2 steps
1: triphenylphosphine; copper(l) iodide; bis-triphenylphosphine-palladium(II) chloride; triethylamine / 90 °C
2: methyl iodide / 120 °C
View Scheme
trimethylsilylacetylene
1066-54-2

trimethylsilylacetylene

2-halo-5-nitro-N-tosylaniline

2-halo-5-nitro-N-tosylaniline

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: Pd(PPh3)2Cl2; CuI; triethylamine / 20 °C
2.1: BF3*Et2O; t-BuONO / diethyl ether / 0.5 h / -20 - 5 °C
2.2: 13.2 g / NaI; I2 / acetonitrile / 1 h / 20 °C
View Scheme
Multi-step reaction with 2 steps
1.1: 69 percent / CuI; pyridine / Pd(PPh3)4 / tetrahydrofuran / 0 °C
2.1: NaNO2; aq. HCl / 0 °C
2.2: 57 percent / NaI
View Scheme
trimethylsilylacetylene
1066-54-2

trimethylsilylacetylene

13,17-bis(2-methoxycarbonylethyl)-3,8-diiodo-2,7,12,18-tetramethylporphinatozinc(II)

13,17-bis(2-methoxycarbonylethyl)-3,8-diiodo-2,7,12,18-tetramethylporphinatozinc(II)

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 82 percent / Et3N; PPh3; CuI / Pd(OAc)2 / 20 °C
2: 87 percent / tBuONO; BF3*Et2O / tetrahydrofuran / 1 h / -20 - 5 °C
3: 67 percent / aq. KI / acetone / 0 °C
View Scheme
Multi-step reaction with 2 steps
1.1: 85 percent / Pd(Ph3P)4; piperidine; CuI / 3 h / 20 °C
2.1: NaNO2; aq. HCl / 0.75 h / 0 - 5 °C
2.2: 65 percent / KI / CH2Cl2; H2O / 4 h / 20 °C
View Scheme
trimethylsilylacetylene
1066-54-2

trimethylsilylacetylene

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 90 percent / PdCl2(PPh3)2, CuI, Et3N / 18 h / Ambient temperature
2: 1.) NaNO2, conc. aq. HCl, 2.) KI / 1.) 0 deg C, 45 min, 2.) water, RT, overnight
View Scheme
Multi-step reaction with 2 steps
1.1: copper(l) iodide; bis-triphenylphosphine-palladium(II) chloride; triethylamine / tetrahydrofuran / Inert atmosphere
2.1: n-butyllithium / tetrahydrofuran; hexane / 0.5 h / -78 °C / Inert atmosphere
2.2: 2 h / -78 - 25 °C / Inert atmosphere
View Scheme
1,4-bromoiodobenzene
589-87-7

1,4-bromoiodobenzene

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: copper(l) iodide; bis-triphenylphosphine-palladium(II) chloride; triethylamine / tetrahydrofuran / Inert atmosphere
2.1: n-butyllithium / tetrahydrofuran; hexane / 0.5 h / -78 °C / Inert atmosphere
2.2: 2 h / -78 - 25 °C / Inert atmosphere
View Scheme
trimethylsilylacetylene
1066-54-2

trimethylsilylacetylene

(4-iodophenyl)halide

(4-iodophenyl)halide

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

Conditions
ConditionsYield
Sonogashira Cross-Coupling;
4-[2-(trimethylsilyl) ethynyl]benzoic acid
16116-80-6

4-[2-(trimethylsilyl) ethynyl]benzoic acid

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 20 °C / Inert atmosphere; Schlenk technique
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; Chloroiodomethane / ethyl acetate / 12 h / Schlenk technique; Inert atmosphere; Irradiation
View Scheme
C78H80N4(2-)*Zn(2+)

C78H80N4(2-)*Zn(2+)

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

C89H92N4Si(2-)*Zn(2+)

C89H92N4Si(2-)*Zn(2+)

Conditions
ConditionsYield
With copper(l) iodide; N-ethyl-N,N-diisopropylamine; bis-triphenylphosphine-palladium(II) chloride In tetrahydrofuran at 20℃; Sonogashira coupling;100%
1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

diethyl 5-ethynyl-1,3-benzenedicarboxylate
368455-18-9

diethyl 5-ethynyl-1,3-benzenedicarboxylate

diethyl 5-[(4-[trimethysilylethynyl]phenyl)ethynyl]isophthaloate
368455-20-3

diethyl 5-[(4-[trimethysilylethynyl]phenyl)ethynyl]isophthaloate

Conditions
ConditionsYield
With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); diisopropylamine In tetrahydrofuran Inert atmosphere;99%
With piperidine; copper(l) iodide; tetrakis(triphenylphosphine) palladium(0) at 20℃; for 3h;88%
1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

(N,N-Didodecylamino)phenylacetylene
186487-68-3

(N,N-Didodecylamino)phenylacetylene

N,N-didodecyl-4-[4-(trimethylsilylethynyl)phenylethynyl]aniline
686721-53-9

N,N-didodecyl-4-[4-(trimethylsilylethynyl)phenylethynyl]aniline

Conditions
ConditionsYield
With piperidine; copper(l) iodide; triphenylphosphine; bis-triphenylphosphine-palladium(II) chloride Sonogashira-Hagihara reaction;99%
4-ethynyl-1,2-bis(hexyloxy)benzene
1005326-49-7

4-ethynyl-1,2-bis(hexyloxy)benzene

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

C31H42O2Si
1148133-52-1

C31H42O2Si

Conditions
ConditionsYield
With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); diisopropylamine In toluene at 45℃; for 18h; Sonogashira coupling; Inert atmosphere;99%
1,3-diethoxycarbonyl-5-(butadiynyl)benzene
1380588-84-0

1,3-diethoxycarbonyl-5-(butadiynyl)benzene

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

1,3-diethylcarboxylate-5-[(4-(trimethylsilylethynyl)phenyl)butadiynyl]-benzene
1397275-09-0

1,3-diethylcarboxylate-5-[(4-(trimethylsilylethynyl)phenyl)butadiynyl]-benzene

Conditions
ConditionsYield
With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); diisopropylamine In tetrahydrofuran at 25℃; for 24h; Inert atmosphere;99%
4-cyanophenylacetylene
3032-92-6

4-cyanophenylacetylene

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

1-trimethylsilylethynyl-4-((4-cyanophenyl)-ethynyl)benzene
192227-80-8

1-trimethylsilylethynyl-4-((4-cyanophenyl)-ethynyl)benzene

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide In diethylamine for 20h; Ambient temperature;98%
1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

4-ethynyl-N,N-dimethylaniline
17573-94-3

4-ethynyl-N,N-dimethylaniline

4-[4-{2-(trimethylsilyl)ethynyl}phenyl]ethynyl-N,N-dimethylaniline
910467-59-3

4-[4-{2-(trimethylsilyl)ethynyl}phenyl]ethynyl-N,N-dimethylaniline

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; diethylamine In tetrahydrofuran at 25℃; for 24h; Sonogashira coupling reaction;98%
1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

propargyl bromide
106-96-7

propargyl bromide

4-allenylphenylethynyl trimethylsilane
1108732-12-2

4-allenylphenylethynyl trimethylsilane

Conditions
ConditionsYield
Stage #1: 1-iodo-4-(trimethylsilylethynyl)benzene With dilithium tetra(tert-butyl)zincate In tetrahydrofuran at 0℃; Inert atmosphere;
Stage #2: propargyl bromide In tetrahydrofuran at -78 - 20℃; Inert atmosphere; regioselective reaction;
98%
4-HCC-2,5-(EtO)2C6H2-1-CCC6H4-4-NO2
1174823-32-5

4-HCC-2,5-(EtO)2C6H2-1-CCC6H4-4-NO2

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

C31H29NO4Si
1174823-34-7

C31H29NO4Si

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In dichloromethane at 20℃; for 48h; Sonogashira coupling; Inert atmosphere;98%
C54H14F52

C54H14F52

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

C76H38F52Si2

C76H38F52Si2

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; diisopropylamine In toluene at 40℃; for 12h; Sonogashira coupling; Inert atmosphere;98%
1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

1-ethynyl-4-iodobenzene
766-99-4

1-ethynyl-4-iodobenzene

Conditions
ConditionsYield
Stage #1: 1-iodo-4-(trimethylsilylethynyl)benzene With potassium carbonate In methanol; chloroform at 25℃; for 4h;
Stage #2: With water In methanol; chloroform for 0.25h;
97.5%
With potassium hydroxide In methanol; dichloromethane for 2h;83%
With methanol; potassium carbonate for 48h;64%
With methanol; potassium carbonate In dichloromethane at 20℃; for 12h; Inert atmosphere; Schlenk technique;
With tetrabutyl ammonium fluoride In tetrahydrofuran for 1h;0.89 g
4-Ethynylaniline
14235-81-5

4-Ethynylaniline

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

1-trimethylsilylethynyl-4-((4-aminophenyl)-ethynyl)benzene
176977-39-2

1-trimethylsilylethynyl-4-((4-aminophenyl)-ethynyl)benzene

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide In diethylamine for 20h; Ambient temperature;97%
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine for 16h; Ambient temperature;77%
With piperidine; copper(l) iodide; tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran Sonogashira coupling;460 mg
4-octyloxyphenylacetylene
79887-19-7

4-octyloxyphenylacetylene

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

4-(octyloxy)-1-((4-((trimethylsilyl)ethynyl)phenyl)ethynyl)-benzene
1234567-52-2

4-(octyloxy)-1-((4-((trimethylsilyl)ethynyl)phenyl)ethynyl)-benzene

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In tetrahydrofuran at 20℃; Sonogashira coupling; Inert atmosphere;97%
calcium carbide
75-20-7

calcium carbide

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

1,2-bis(4-((trimethylsilyl)ethynyl)phenyl)ethyne

1,2-bis(4-((trimethylsilyl)ethynyl)phenyl)ethyne

Conditions
ConditionsYield
With copper(l) iodide; palladium diacetate; triethylamine; triphenylphosphine In acetonitrile at 20℃; Sonogashira coupling; Inert atmosphere;96.6%
1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

diethyl 5-[(4-ethynylphenyl)ethynyl]isophthaloate
368455-21-4

diethyl 5-[(4-ethynylphenyl)ethynyl]isophthaloate

diethyl 5-[(4-[(4-[trimethysilylethynyl]phenyl)ethynyl]phenyl)ethynyl]isophthaloate
368455-23-6

diethyl 5-[(4-[(4-[trimethysilylethynyl]phenyl)ethynyl]phenyl)ethynyl]isophthaloate

Conditions
ConditionsYield
With piperidine; copper(l) iodide; tetrakis(triphenylphosphine) palladium(0) at 20℃; for 3h;96%
1-ethynyl-4-fluorobenzene
766-98-3

1-ethynyl-4-fluorobenzene

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

((4-((4-fluorophenyl)ethynyl)phenyl)ethynyl) trimethylsilane
910467-79-7

((4-((4-fluorophenyl)ethynyl)phenyl)ethynyl) trimethylsilane

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; diethylamine In tetrahydrofuran at 25℃; Sonogashira coupling reaction;96%
C20H17NO2
1393608-41-7

C20H17NO2

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

C31H29NO2Si
1393608-42-8

C31H29NO2Si

Conditions
ConditionsYield
With copper(l) iodide; bis(triphenylphosphine)palladium(II) chloride; triethylamine In dichloromethane at 20℃; for 18h; Sonogashira coupling; Inert atmosphere;96%
1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

acetylsulfanyl-4-(ethynyl)benzene
170159-24-7

acetylsulfanyl-4-(ethynyl)benzene

thioacetic acid S-[4-(4-trimethylsilanylethynylphenylethynyl)phenyl] ester
170159-20-3

thioacetic acid S-[4-(4-trimethylsilanylethynylphenylethynyl)phenyl] ester

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; N-ethyl-N,N-diisopropylamine; copper(l) chloride In tetrahydrofuran at 50℃; for 28h;95%
With N-ethyl-N,N-diisopropylamine; triphenylphosphine; bis(dibenzyideneacetone)palladium(0) In tetrahydrofuran at 20℃; for 60h; Castro-Stephens/Sonogashira coupling;81%
With copper(l) iodide; triethylamine; bis-triphenylphosphine-palladium(II) chloride In tetrahydrofuran Castro-Stephens/Sonogashira coupling;60%
1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

4-ethynyl-1-(1,3-dihydroxy-4,4,5,5-tetramethylimidazolin-2-yl)benzene
124774-78-3

4-ethynyl-1-(1,3-dihydroxy-4,4,5,5-tetramethylimidazolin-2-yl)benzene

4,4,5,5-tetramethyl-2-[4-(4-trimethylsilanylethynyl-phenylethynyl)-phenyl]-4,5-dihydro-imidazol-1-ol

4,4,5,5-tetramethyl-2-[4-(4-trimethylsilanylethynyl-phenylethynyl)-phenyl]-4,5-dihydro-imidazol-1-ol

Conditions
ConditionsYield
With copper diacetate; thiamine diphosphate; triethylamine; palladium dichloride for 6h; Heck-Sonogashira coupling; Heating;95%
Conditions
ConditionsYield
Stage #1: 1-iodo-4-(trimethylsilylethynyl)benzene With isopropylmagnesium bromide In tetrahydrofuran at 25℃; for 3h;
Stage #2: fullerene-C60 With copper(I) bromide dimethylsulfide complex In tetrahydrofuran; 1,2-dichloro-benzene at 20℃;
95%
1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

1,4-bis(decyloxy)-2,5-diethynylbenzene
150086-27-4

1,4-bis(decyloxy)-2,5-diethynylbenzene

1,4-bis-decyloxy-2,5-bis-(4-trimethylsilanylethynyl-phenyl-ethynyl)-benzene
913814-96-7

1,4-bis-decyloxy-2,5-bis-(4-trimethylsilanylethynyl-phenyl-ethynyl)-benzene

Conditions
ConditionsYield
With copper(l) iodide; diethylamine; bis-triphenylphosphine-palladium(II) chloride In tetrahydrofuran at 20℃; for 19h; Sonogashira coupling;95%
C54H14F52

C54H14F52

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

C76H38F52Si2

C76H38F52Si2

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; diisopropylamine In toluene at 40℃; for 12h; Inert atmosphere; Schlenk technique;95%
1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

succinimidyl diazoacetate
147666-20-4

succinimidyl diazoacetate

2,5-dioxopyrrolidin-1-yl 2-diazo-2-(4-((trimethylsilyl)ethynyl)phenyl)acetate

2,5-dioxopyrrolidin-1-yl 2-diazo-2-(4-((trimethylsilyl)ethynyl)phenyl)acetate

Conditions
ConditionsYield
With trifuran-2-yl-phosphane; palladium diacetate; triethylamine; silver carbonate In ethyl acetate at 22℃; under 760.051 Torr; for 6h; Inert atmosphere; Schlenk technique;95%
tris-iso-propylsilyl acetylene
89343-06-6

tris-iso-propylsilyl acetylene

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

((4-((trimethylsilyl)ethynyl)phenyl)-ethynyl)triisopropylsilane
176977-34-7

((4-((trimethylsilyl)ethynyl)phenyl)-ethynyl)triisopropylsilane

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine for 16h; Ambient temperature;94%
With tris-(dibenzylideneacetone)dipalladium(0); triethylamine; triphenylphosphine; copper(l) iodide at 20℃; Sonogashira coupling reaction;
4-ethynylthioanisole
56041-85-1

4-ethynylthioanisole

1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

trimethyl-[4-(4-methylsulfanyl-phenylethynyl)-phenylethynyl]-silane
910467-68-4

trimethyl-[4-(4-methylsulfanyl-phenylethynyl)-phenylethynyl]-silane

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; diethylamine In tetrahydrofuran at 25℃; Sonogashira coupling reaction;94%
1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

allyl bromide
106-95-6

allyl bromide

(4-allylphenylethynyl)trimethylsilane

(4-allylphenylethynyl)trimethylsilane

Conditions
ConditionsYield
Stage #1: 1-iodo-4-(trimethylsilylethynyl)benzene With dilithium tetra(tert-butyl)zincate In tetrahydrofuran at 0℃; for 2h;
Stage #2: allyl bromide In tetrahydrofuran at 20℃; for 12h;
94%
Stage #1: 1-iodo-4-(trimethylsilylethynyl)benzene With dilithium tetra(tert-butyl)zincate In tetrahydrofuran at -78 - 0℃; Inert atmosphere;
Stage #2: allyl bromide In tetrahydrofuran at 20℃; for 12h; Inert atmosphere; chemoselective reaction;
94%
1-iodo-4-(trimethylsilylethynyl)benzene
134856-58-9

1-iodo-4-(trimethylsilylethynyl)benzene

3,3'-(3,3,4,4,5,5-hexafluoro-1-cyclopentene-1,2-diyl)bis[5-ethynyl-2-methylthiophene]
348639-20-3

3,3'-(3,3,4,4,5,5-hexafluoro-1-cyclopentene-1,2-diyl)bis[5-ethynyl-2-methylthiophene]

1,2-bis{5-(4-trimethylsilylethynylphenylethynyl)-2-methylthiophen-3-yl}perfluorocyclopentene
1198357-31-1

1,2-bis{5-(4-trimethylsilylethynylphenylethynyl)-2-methylthiophen-3-yl}perfluorocyclopentene

Conditions
ConditionsYield
With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); triethylamine In tetrahydrofuran at 20℃; for 4h; Sonogashira coupling; Inert atmosphere;94%

Hot Products

Post buying leads

About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia

Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog

©2008 LookChem.com,License: ICP

NO.:Zhejiang16009103

complaints:service@lookchem.com Desktop View