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Hebei Nengqian Chemical Import and Export Co., LTD

Our Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con

2-Pyridinecarboxaldehyde, 6-ethynyl- (9CI) CAS 183438-97-3

Cas:183438-97-3

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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

2-Pyridinecarboxaldehyde,6-ethynyl-

Cas:183438-97-3

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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

2-Pyridinecarboxaldehyde,6-ethynyl-

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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

2-Pyridinecarboxaldehyde,6-ethynyl-

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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

183438-97-3 CAS NO.183438-97-3

Cas:183438-97-3

Min.Order:1 Metric Ton

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Xi`an Eastling Biotech Co., Ltd.

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:Beijing or Guangzhou

2-Pyridinecarboxaldehyde, 6-ethynyl- (9CI)

Cas:183438-97-3

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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.

2-Pyridinecarboxaldehyde,6-ethynyl-

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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

2-Pyridinecarboxaldehyde,6-ethynyl-

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Guangdong Juda Chemical Industrial Co.,Limited

Appearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China

2-Pyridinecarboxaldehyde, 6-ethynyl- (9CI) CAS No.183438-97-3

Cas:183438-97-3

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Changchun Artel lmport and Export trade company

Supply top quality products with a reasonable price Application:api

183438-97-3

Cas:183438-97-3

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Hangzhou Fandachem Co.,Ltd

2-Pyridinecarboxaldehyde, 6-ethynyl-Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:pharmaceutical intermediate Transportation:by air, by sea, by express

2-Pyridinecarboxaldehyde, 6-ethynyl-

Cas:183438-97-3

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Henan Kanbei Chemical Co.,LTD

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

2-Pyridinecarboxaldehyde, 6-ethynyl- (9CI)

Cas:183438-97-3

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Shanghai Chinqesen Biotechnology Co., Ltd.

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

183438-97-3

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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

2-Pyridinecarboxaldehyde, 6-ethynyl- (9CI)

Cas:183438-97-3

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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

183438-97-3 CAS NO.183438-97-3

Cas:183438-97-3

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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

2-Pyridinecarboxaldehyde,6-ethynyl-

Cas:183438-97-3

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Nanjing Raymon Biotech Co., Ltd.

2-Pyridinecarboxaldehyde,6-ethynyl- Storage:keep in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/pharma intermediate Transportation:By Sea,by Air,By courier like DHL or Fedx. Port:Shanghai/Shenzhe

2-Pyridinecarboxaldehyde,6-ethynyl-

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Finetech Industry Limited

High Quality Best Price Storage:Store in dry, dark and ventilated place Application:Chemical Synthesis Intermediate

FT-0700994

Cas:183438-97-3

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Beyond Pharmaceutical Co., Ltd

Used in medicine Application:Used in medicine

2-Pyridinecarboxaldehyde, 6-ethynyl-

Cas:183438-97-3

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Shanghai Boyners Pharmaceutical co., LTD.

Storage:Dark storage Package:1g,10g,50g 100g or kg Application:Pharmaceutical intermediates

183438-97-3

Cas:183438-97-3

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Chemical Co.Ltd

Manufacturer,strong R&D,professional team Storage:Store in a cool, dry place. Store in a tightly closed container. Package:according to your requirement Application:ZhiShang Chemical is owned by ZhiShang Group, is a professional new-type chemicals en

2-Pyridinecarboxaldehyde,6-ethynyl-

Cas:183438-97-3

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Synthetic route

6-(2-trimethylsilylethynyl)pyridin-2-carbaldehyde
183438-94-0

6-(2-trimethylsilylethynyl)pyridin-2-carbaldehyde

6-ethynylpyridine-2-carboxaldehyde
183438-97-3

6-ethynylpyridine-2-carboxaldehyde

Conditions
ConditionsYield
With potassium carbonate98%
With potassium carbonate98%
With methanol; potassium carbonate at 20℃; for 1h;83.4%
With potassium carbonate In methanol at 20℃; for 1h; Inert atmosphere;83.4%
2,6-Dibromopyridine
626-05-1

2,6-Dibromopyridine

6-ethynylpyridine-2-carboxaldehyde
183438-97-3

6-ethynylpyridine-2-carboxaldehyde

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: n-butyllithium / tetrahydrofuran; hexane
1.2: 78 percent / tetrahydrofuran; hexane
2.1: 95 percent / copper(I) iodide / tetrakis(triphenylphosphine)palladium(0)
3.1: 98 percent / potassium carbonate
View Scheme
Multi-step reaction with 3 steps
1.1: BuLi / tetrahydrofuran; hexane
1.2: tetrahydrofuran; hexane
1.3: 78 percent / HCl / tetrahydrofuran; hexane
2.1: 95 percent / Pd(PPh3)4; CuI
3.1: 98 percent / K2CO3
View Scheme
6-bromo-2-pyridinecarbaldehyde
34160-40-2

6-bromo-2-pyridinecarbaldehyde

6-ethynylpyridine-2-carboxaldehyde
183438-97-3

6-ethynylpyridine-2-carboxaldehyde

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 95 percent / copper(I) iodide / tetrakis(triphenylphosphine)palladium(0)
2: 98 percent / potassium carbonate
View Scheme
Multi-step reaction with 2 steps
1: 95 percent / Pd(PPh3)4; CuI
2: 98 percent / K2CO3
View Scheme
Multi-step reaction with 2 steps
1: bis-triphenylphosphine-palladium(II) chloride; triethylamine; copper(l) iodide / 20 °C / Inert atmosphere
2: potassium carbonate; methanol / 1 h / 20 °C
View Scheme
Multi-step reaction with 2 steps
1: copper(l) iodide; trans-bis(triphenylphosphine)palladium dichloride; triethylamine / 20 °C / Inert atmosphere
2: potassium carbonate / methanol / 1 h / 20 °C / Inert atmosphere
View Scheme
2-bromo-6-(4-hexyl-phenylethynyl)-pyridine
762262-22-6

2-bromo-6-(4-hexyl-phenylethynyl)-pyridine

6-ethynylpyridine-2-carboxaldehyde
183438-97-3

6-ethynylpyridine-2-carboxaldehyde

2-formyl-6-[6-(4-hexylphenylethynyl)pyridin-2-ylethynyl]pyridine
804555-76-8

2-formyl-6-[6-(4-hexylphenylethynyl)pyridin-2-ylethynyl]pyridine

Conditions
ConditionsYield
With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0) Sonogashira coupling;74%
With copper(l) iodide; diisopropylamine; tetrakis(triphenylphosphine) palladium(0) In toluene at 40℃; for 12h; Sonogashira coupling;74%
pentafluoro(4-iodophenyl)-λ6-sulfane
286947-68-0

pentafluoro(4-iodophenyl)-λ6-sulfane

6-ethynylpyridine-2-carboxaldehyde
183438-97-3

6-ethynylpyridine-2-carboxaldehyde

6-((4-(pentafluorothio)phenyl)ethynyl)picolinaldehyde
1401165-57-8

6-((4-(pentafluorothio)phenyl)ethynyl)picolinaldehyde

Conditions
ConditionsYield
With triethylamine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide In acetonitrile at 20 - 80℃; for 0.5h;57%
4-(6-(3,6-diazabicyclo[3.1.1]heptan-3-yl)pyridin-3-yl)-6-(1-methyl-1H-pyrazol-4-yl)pyrazole[1,5-a]pyridine-3-carbonitrile dihydrochloride

4-(6-(3,6-diazabicyclo[3.1.1]heptan-3-yl)pyridin-3-yl)-6-(1-methyl-1H-pyrazol-4-yl)pyrazole[1,5-a]pyridine-3-carbonitrile dihydrochloride

6-ethynylpyridine-2-carboxaldehyde
183438-97-3

6-ethynylpyridine-2-carboxaldehyde

4-(6-(6-((6-ethynylpyridin-2-yl)methyl)-3,6-diazabicyclo[3.1.1]hept-3-yl)pyridin-3-yl)-6-(1-methyl-1H-pyrazol-4-yl)pyrazolo[1,5-a]pyridine-3-carbonitrile

4-(6-(6-((6-ethynylpyridin-2-yl)methyl)-3,6-diazabicyclo[3.1.1]hept-3-yl)pyridin-3-yl)-6-(1-methyl-1H-pyrazol-4-yl)pyrazolo[1,5-a]pyridine-3-carbonitrile

Conditions
ConditionsYield
With sodium tris(acetoxy)borohydride In 1,2-dichloro-ethane at 35℃;48.93%
6-ethynylpyridine-2-carboxaldehyde
183438-97-3

6-ethynylpyridine-2-carboxaldehyde

C92H66N4

C92H66N4

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: 74 percent / Pd(PPh3)4; CuI
2.1: BuLi / tetrahydrofuran; hexane / 2 h / -78 °C
2.2: ClP(O)(OEt)2 / tetrahydrofuran; hexane / 2 h / 20 °C
2.3: 53 percent / lithium hexamethyldisilazide / tetrahydrofuran; hexane / 2 h / -78 - 20 °C
View Scheme
pentafluoro(4-iodophenyl)-λ6-sulfane
286947-68-0

pentafluoro(4-iodophenyl)-λ6-sulfane

6-ethynylpyridine-2-carboxaldehyde
183438-97-3

6-ethynylpyridine-2-carboxaldehyde

(2R)-3-methyl-2-{[(6-{[4-(pentafluoro-λ6-sulfanyl)phenyl]ethynyl}pyridin-2-yl)methyl]amino}butan-1-ol

(2R)-3-methyl-2-{[(6-{[4-(pentafluoro-λ6-sulfanyl)phenyl]ethynyl}pyridin-2-yl)methyl]amino}butan-1-ol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: triethylamine / copper(l) iodide; bis-triphenylphosphine-palladium(II) chloride / acetonitrile / 0.5 h / 20 - 80 °C
2: acetic acid / MP-cyanoborohydride / dichloromethane; methanol / 20 °C
View Scheme
formaldehyd
50-00-0

formaldehyd

N,N-diethyl-1,4-phenylenediamine dihydrochloride
2198-58-5, 16713-15-8, 84609-46-1

N,N-diethyl-1,4-phenylenediamine dihydrochloride

6-ethynylpyridine-2-carboxaldehyde
183438-97-3

6-ethynylpyridine-2-carboxaldehyde

2-(4-(diethylamino)phenyl)-5-ethynyl-2H-imidazo[1,5-a]pyridin-4-ium chloride

2-(4-(diethylamino)phenyl)-5-ethynyl-2H-imidazo[1,5-a]pyridin-4-ium chloride

Conditions
ConditionsYield
In ethanol at 20 - 25℃;
4-(6-(3,6-diazabicyclo[3.1.1]heptan-3-yl)pyridin-3-yl)-6-(2-hydroxy-2-methylpropoxy)pyrazolo[1,5-a]pyridine-3-carbonitrile dihydrochloride

4-(6-(3,6-diazabicyclo[3.1.1]heptan-3-yl)pyridin-3-yl)-6-(2-hydroxy-2-methylpropoxy)pyrazolo[1,5-a]pyridine-3-carbonitrile dihydrochloride

6-ethynylpyridine-2-carboxaldehyde
183438-97-3

6-ethynylpyridine-2-carboxaldehyde

4-(6-(6-((6-ethynylpyridin-2-yl)methyl)-3,6-diazabicyclo[3.1.1]heptan-3-yl)pyridin-3-yl)-6-(2-hydroxy-2-methylpropoxy)pyrazolo[1,5-a]pyridine-3-carbonitrile

4-(6-(6-((6-ethynylpyridin-2-yl)methyl)-3,6-diazabicyclo[3.1.1]heptan-3-yl)pyridin-3-yl)-6-(2-hydroxy-2-methylpropoxy)pyrazolo[1,5-a]pyridine-3-carbonitrile

Conditions
ConditionsYield
With sodium tris(acetoxy)borohydride In 1,2-dichloro-ethane at 35℃; Inert atmosphere;

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