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Chemwill Asia Co., Ltd.

Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block

2-Chloro-6-iodopyridine

Cas:258506-66-0

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Henan Tianfu Chemical Co., Ltd.

Product Name: 2-Chloro-6-iodopyridine Synonyms: 2-CHLORO-IODOPYRIDINE;2-CHLORO-6-IODO-PYRIDINE;Chloroiodopyridine 26----;6-Iodo-2-chloro-pyridine CAS: 258506-66-0 MF: C5H3ClIN MW: 239.44398- Appearance:white powder Storage:r

258506-66-0 2-Chloro-6-iodopyridine

Cas:258506-66-0

Min.Order:1 Gram

FOB Price: $8900.0

Type:Lab/Research institutions

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Hebei Nengqian Chemical Import and Export Co., LTD

Our advantages: 1, High quality with competitive price: 1) Standard:BP/USP/EP/Enterprise standard 2) All Purity≥99% 3) We are manufacturer and can provide high quality products with factory price. 2, Fast and safe delivery 1) Parcel can be

2-Chloro-6-iodopyridine CAS:258506-66-0

Cas:258506-66-0

Min.Order:1 Kilogram

FOB Price: $30.0 / 40.0

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 258506-66-0 with competitive price

Cas:258506-66-0

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Qingdao Beluga Import and Export Co., LTD

2-Chloro-6-iodopyridine CAS:258506-66-0 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic

2-Chloro-6-iodopyridine CAS:258506-66-0

Cas:258506-66-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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

Pyridine,2-chloro-6-iodo-

Cas:258506-66-0

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

Pyridine,2-chloro-6-iodo-

Cas:258506-66-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

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

Pyridine,2-chloro-6-iodo-

Cas:258506-66-0

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

2-Chloro-6-iodopyridine

Cas:258506-66-0

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-Chloro-6-iodopyridine CAS NO.258506-66-0

Cas:258506-66-0

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

Hangzhou Huarong Pharm Co., Ltd.

We Huarong Pharm can provide Customized Synthesis & Process R&D & APIs and intermediates Production & Quality Research & Registration Application, especially our GMP validation service which complies with SFDA, FDA, WHO and EU EMPA. O

2-Chloro-6-iodopyridine

Cas:258506-66-0

Min.Order:0

Negotiable

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-Chloro-6-iodopyridine CAS NO.258506-66-0

Cas:258506-66-0

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-Chloro-6-iodopyridine CAS NO.258506-66-0

Cas:258506-66-0

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

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

2-Chloro-6-iodo-pyridine

Cas:258506-66-0

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

2-Chloro-6-iodopyridine CAS NO.258506-66-0

Cas:258506-66-0

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Win-Win chemical Co.Ltd

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

2-Chloro-6-Iodopyridine cas no. 258506-66-0 97%

Cas:258506-66-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Research Peptide Biotechnology Co., Ltd.

High purity, high success rate, short cycle and moderate priceAppearance:White powder solid Storage:Negative 20 degrees Celsius Package:5mg, 10mg 100mg, 1gram Application:Applied to various scientific research

Pyridine,2-chloro-6-iodo-

Cas:258506-66-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

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

2-Chloro-6-iodopyridine

Cas:258506-66-0

Min.Order:0

Negotiable

Type:Manufacturers

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

2-Chloro-6-iodopyridine

Cas:258506-66-0

Min.Order:0

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

2-Chloro-6-iodopyridine

Cas:258506-66-0

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Enke Pharma-tech Co.,Ltd. (Cangzhou, China )

Cangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city?in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new api,?intermediat

2-Chloro-6-iodopyridine

Cas:258506-66-0

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Nanjing Fred Technology Co.,Ltd.

Fredchem focus on CRO/CMO business and its own R&D of API/Intermediates Package:Kilograms/MT Application:Pharmaceutical field Transportation:According to customer request Port:Shanghai

2-Chloro-6-iodopyridine

Cas:258506-66-0

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

Pyridine,2-chloro-6-iodo-

Cas:258506-66-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Baoji Guokang Healthchem co.,ltd

Our?company?has?been?in?existence?for?10?years?since?its?establishment.?We?have?our?own?unique?team.?The??company?integrates?independent?research?and?development,?production?and?sales.?We?have?established?famous??brands?at?home?and?abroad.?At?present

2-Chloro-6-iodopyridine

Cas:258506-66-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hubei Langyou International Trading Co., Ltd

2-Chloro-6-iodopyridine CAS NO.258506-66-0 Application:2-Chloro-6-iodopyridine CAS NO.258506-66-0

2-Chloro-6-iodopyridine CAS NO.258506-66-0

Cas:258506-66-0

Min.Order:0

Negotiable

Type:Other

inquiry

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-Chloro-6-iodopyridine CAS No.258506-66-0

Cas:258506-66-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

2-chloro-6-iodopyridineAppearance: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-chloro-6-iodopyridine

Cas:258506-66-0

Min.Order:0

Negotiable

Type:Other

inquiry

Hunan Longxianng Runhui Trading Co.,Ltd

2-Chloro-6-iodopyridine CAS NO.258506-66-0Appearance:off-white fine crystalline powder Storage:Dry and ventilated Package:Standard or as customer's require Application:intermediates Transportation:By express (Door to door) such as FEDEX, DHL, EMS for

2-Chloro-6-iodopyridine CAS NO.258506-66-0

Cas:258506-66-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Chinqesen Biotechnology Co., Ltd.

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

258506-66-0

Cas:258506-66-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hunan Russell Chemicals Technology 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:any port in China

2-Chloro-6-iodo-pyridine 258506-66-0

Cas:258506-66-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

2-chloropyridine
109-09-1

2-chloropyridine

2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

Conditions
ConditionsYield
With n-butyllithium; 2-(N,N-dimethylamino)ethanol; iodine at -78℃;91%
Stage #1: 2-chloropyridine With n-butyllithium; BuLi-LiDMAE In hexane at -78℃; for 1h; Metallation;
Stage #2: With iodine In tetrahydrofuran at -78 - 0℃; for 1h; Condensation;
80%
With n-butyllithium; iodine; lithium 2-(dimethylamino)ethanolate80%
2-bromo-6-chloro-pyridine
5140-72-7

2-bromo-6-chloro-pyridine

2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

Conditions
ConditionsYield
Stage #1: 2-bromo-6-chloro-pyridine With n-butyllithium In diethyl ether; hexane at -75℃; for 0.75h;
Stage #2: With iodine In tetrahydrofuran; diethyl ether; hexane at -75℃; for 0.75h;
84%
Stage #1: 2-bromo-6-chloro-pyridine With n-butyllithium In diethyl ether at -78℃; for 1h; Inert atmosphere; Schlenk technique;
Stage #2: With iodine at 20℃; for 12h; Inert atmosphere; Schlenk technique;
80%
2-chloropyridine
109-09-1

2-chloropyridine

A

2-chloro-4-iodopyridine
153034-86-7

2-chloro-4-iodopyridine

B

2-chloro-3,6-diiodopyridine

2-chloro-3,6-diiodopyridine

C

2-chloro-3-iodopyridine
78607-36-0

2-chloro-3-iodopyridine

D

2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

Conditions
ConditionsYield
Stage #1: 2-chloropyridine With 2,2,6,6-tetramethyl-piperidine; n-butyllithium; ZnCl2-N,N,N’,N’-tetramethylethylenediamine In tetrahydrofuran at 20℃; for 2h; Inert atmosphere;
Stage #2: With iodine In tetrahydrofuran Inert atmosphere; regioselective reaction;
A 9 %Spectr.
B 15%
C 43 %Spectr.
D 30%
2-chloropyridine
109-09-1

2-chloropyridine

A

2-chloro-4-iodopyridine
153034-86-7

2-chloro-4-iodopyridine

B

2,5-di-iodopyridine
116195-81-4

2,5-di-iodopyridine

C

2-chloro-3,6-diiodopyridine

2-chloro-3,6-diiodopyridine

D

2-chloro-3-iodopyridine
78607-36-0

2-chloro-3-iodopyridine

E

2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

Conditions
ConditionsYield
Stage #1: 2-chloropyridine With 2,2,6,6-tetramethyl-piperidine; n-butyllithium; ZnCl2-N,N,N’,N’-tetramethylethylenediamine In tetrahydrofuran at 20℃; for 2h; Inert atmosphere;
Stage #2: With iodine In tetrahydrofuran Inert atmosphere; regioselective reaction;
A 6 %Spectr.
B 4%
C 3%
D 41 %Spectr.
E 10%
2,6-dichloropyridine
2402-78-0

2,6-dichloropyridine

A

2,6-diiodo-pyridine
53710-17-1

2,6-diiodo-pyridine

B

2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

Conditions
ConditionsYield
With hydrogen iodide; sodium iodide at 100℃; for 14h; Substitution; Title compound not separated from byproducts;
2,6-Dibromopyridine
626-05-1

2,6-Dibromopyridine

2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: iPrMgCl / tetrahydrofuran / 2 h / 0 - 25 °C
1.2: 73 percent / CF2ClCFCl2 / tetrahydrofuran / 1.75 h / 0 - 25 °C
2.1: nBuLi / diethyl ether; hexane / 0.75 h / -75 °C
2.2: 84 percent / I2 / hexane; diethyl ether; tetrahydrofuran / 0.75 h / -75 °C
View Scheme
Multi-step reaction with 2 steps
1.1: n-butyllithium / diethyl ether / 1 h / -78 °C / Inert atmosphere; Schlenk technique
1.2: 12 h / 20 °C / Inert atmosphere; Schlenk technique
2.1: n-butyllithium / diethyl ether / 1 h / -78 °C / Inert atmosphere; Schlenk technique
2.2: 12 h / 20 °C / Inert atmosphere; Schlenk technique
View Scheme
p-methylazidobenzene
2101-86-2

p-methylazidobenzene

2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

6-chloro-N-(p-tolyl)pyridin-2-amine

6-chloro-N-(p-tolyl)pyridin-2-amine

Conditions
ConditionsYield
With nickel(II) bromide dimethoxyethane; diethyl 2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate; tris(2,2′-bipyridyl)dichlororuthenium(II) hexahydrate; bathophenanthroline; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 27℃; for 20h; Irradiation;98%
p-tolyltriethoxysilane
18412-57-2

p-tolyltriethoxysilane

2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

A

2-chloro-6-(4-methylphenyl)pyridine
864913-65-5

2-chloro-6-(4-methylphenyl)pyridine

B

6,6'-dichloro-2,2'-bipyridine
53344-72-2

6,6'-dichloro-2,2'-bipyridine

Conditions
ConditionsYield
With copper(l) iodide; cesium fluoride In N,N-dimethyl-formamide at 120℃; for 12h; Hiyama Coupling; Inert atmosphere;A 70%
B n/a
1,2-propanediene
463-49-0

1,2-propanediene

benzoyl chloride
98-88-4

benzoyl chloride

2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

N-[2-(6-chloro-pyridin-2-yl)-allyl]-benzamide

N-[2-(6-chloro-pyridin-2-yl)-allyl]-benzamide

Conditions
ConditionsYield
Stage #1: 1,2-propanediene; 2-chloro-5-iodo-pyridine With trifuran-2-yl-phosphane; Fmoc-deprotected Rink Amide MBHA resin; potassium carbonate; tris-(dibenzylideneacetone)dipalladium(0) In N,N-dimethyl-formamide at 80℃; for 24h;
Stage #2: benzoyl chloride With triethylamine In dichloromethane at 0 - 20℃; for 24h;
Stage #3: With trifluoroacetic acid In dichloromethane at 20℃; for 0.333333h;
68%
N-Boc-indole-2-boronic acid
213318-44-6

N-Boc-indole-2-boronic acid

2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

C13H9ClN2
937810-25-8

C13H9ClN2

Conditions
ConditionsYield
Stage #1: N-Boc-indole-2-boronic acid; 2-chloro-5-iodo-pyridine With sodium carbonate; bis(triphenylphosphine)palladium(II)-chloride In 1,2-dimethoxyethane; water Suzuki cross-coupling reaction; Heating;
Stage #2: With silica gel In dichloromethane at 80℃; Further stages.;
66%
triethylamine
121-44-8

triethylamine

2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

2-chloro-6-acetylpyridine

2-chloro-6-acetylpyridine

Conditions
ConditionsYield
With water; oxygen; zinc(II) oxide In acetonitrile at 20℃; Irradiation;62%
(trifluoromethyl)trimethylsilane
81290-20-2

(trifluoromethyl)trimethylsilane

2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

2-chloro-6-trifluoromethylpyridine

2-chloro-6-trifluoromethylpyridine

Conditions
ConditionsYield
With potassium fluoride; copper(l) iodide In 1-methyl-pyrrolidin-2-one; N,N-dimethyl-formamide at 25℃; for 6h;59%

Conditions
ConditionsYield
Stage #1: 2-chloro-5-iodo-pyridine With 3-chloro-benzenecarboperoxoic acid In chloroform at 20℃;
Stage #2: toluene-4-sulfonic acid; methoxybenzene at 40℃; for 2h;
59%

Conditions
ConditionsYield
In toluene at 80℃; for 24h;56%

1,2-propanediene
463-49-0

1,2-propanediene

2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

ethyl (2S)-4-(6-chloro-pyridin-2-yl)-2-(2-methyl-prop-2-yl-(S)-sulfinylamino)-pent-4-enoate
879571-96-7

ethyl (2S)-4-(6-chloro-pyridin-2-yl)-2-(2-methyl-prop-2-yl-(S)-sulfinylamino)-pent-4-enoate

Conditions
ConditionsYield
With piperidine; copper(l) iodide; trifuran-2-yl-phosphane; palladium diacetate; indium In N,N-dimethyl-formamide at 40℃; under 375.03 Torr; for 24h;52%
1,2-propanediene
463-49-0

1,2-propanediene

2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

ethyl ((RS)-N-tert-butylsulfinyl)iminoacetate
960133-71-5

ethyl ((RS)-N-tert-butylsulfinyl)iminoacetate

ethyl (2R)-4-(6-chloro-pyridin-2-yl)-2-(2-methyl-prop-2-yl-(R)-sulfinylamino)-pent-4-enoate
879571-97-8

ethyl (2R)-4-(6-chloro-pyridin-2-yl)-2-(2-methyl-prop-2-yl-(R)-sulfinylamino)-pent-4-enoate

Conditions
ConditionsYield
With piperidine; copper(l) iodide; trifuran-2-yl-phosphane; palladium diacetate; indium In N,N-dimethyl-formamide at 40℃; under 375.03 Torr; for 24h;49%
2-methyl-but-3-yn-2-ol
115-19-5

2-methyl-but-3-yn-2-ol

2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

2-chloro-6-(3-methyl-3-hydroxybutynyl)pyridine

2-chloro-6-(3-methyl-3-hydroxybutynyl)pyridine

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; diisopropylamine In triethylamine at 20℃; for 24h; Substitution;47%
phenylacetylene
536-74-3

phenylacetylene

2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

2-chloro-6-(2-phenylethynyl)pyridine

2-chloro-6-(2-phenylethynyl)pyridine

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; diisopropylamine In triethylamine at 20℃; for 24h; Substitution;46%
tert-butyl-3-iodoazetidine-1-carboxylate
254454-54-1

tert-butyl-3-iodoazetidine-1-carboxylate

2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

tert-butyl 3-(6-chloropyridin-2-yl)azetidine-1-carboxylate

tert-butyl 3-(6-chloropyridin-2-yl)azetidine-1-carboxylate

Conditions
ConditionsYield
Stage #1: tert-butyl-3-iodoazetidine-1-carboxylate With chloro-trimethyl-silane; zinc In tetrahydrofuran; ethylene dibromide at 20℃; for 2h; Inert atmosphere;
Stage #2: 2-chloro-5-iodo-pyridine With tris-(dibenzylideneacetone)dipalladium(0); trifuran-2-yl-phosphane In tetrahydrofuran; ethylene dibromide at 60℃; for 16h; Inert atmosphere;
42.14%
N,N-dimethyl-formamide
68-12-2, 33513-42-7

N,N-dimethyl-formamide

2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

6-chloropyridine-2-carboxaldehyde
54087-03-5

6-chloropyridine-2-carboxaldehyde

Conditions
ConditionsYield
With n-butyllithium42%
Diphenylphosphine oxide
4559-70-0

Diphenylphosphine oxide

2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

pyridine-2,6-diylbis(diphenylphosphine oxide)
64741-31-7

pyridine-2,6-diylbis(diphenylphosphine oxide)

Conditions
ConditionsYield
With potassium tert-butylate In acetonitrile at 20℃; for 6h; Inert atmosphere; Irradiation;38%
4-ethynyl-5-methyl-1-(6-methylpyridin-3-yl)-1H-imidazole-2-carboxamide

4-ethynyl-5-methyl-1-(6-methylpyridin-3-yl)-1H-imidazole-2-carboxamide

2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

4-((6-chloropyridin-2-yl)ethynyl)-5-methyl-1-(6-methylpyridin-3-yl)-1H-imidazole-2-carboxamide

4-((6-chloropyridin-2-yl)ethynyl)-5-methyl-1-(6-methylpyridin-3-yl)-1H-imidazole-2-carboxamide

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In N,N-dimethyl-formamide at 0 - 23℃; for 4h; Sonogashira Cross-Coupling; Inert atmosphere;33%
C10H15BrOSn

C10H15BrOSn

2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

C12H9BrClNO

C12H9BrClNO

Conditions
ConditionsYield
With tetrakis(triphenylphosphine) palladium(0) In toluene for 48h; Inert atmosphere; Schlenk technique; Reflux;19%
2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

tert-butyl (1S,4R)-2-azabicyclo[2.2.1]heptan-5-en-2-carboxylate
702666-72-6

tert-butyl (1S,4R)-2-azabicyclo[2.2.1]heptan-5-en-2-carboxylate

A

(1R,4R,5R)-5-(6-Chloro-pyridin-3-yl)-2-aza-bicyclo[2.2.1]heptane-2-carboxylic acid tert-butyl ester

(1R,4R,5R)-5-(6-Chloro-pyridin-3-yl)-2-aza-bicyclo[2.2.1]heptane-2-carboxylic acid tert-butyl ester

B

(1S,4S,6R)-6-(6-Chloro-pyridin-3-yl)-2-aza-bicyclo[2.2.1]heptane-2-carboxylic acid tert-butyl ester

(1S,4S,6R)-6-(6-Chloro-pyridin-3-yl)-2-aza-bicyclo[2.2.1]heptane-2-carboxylic acid tert-butyl ester

Conditions
ConditionsYield
tetrakis(triphenylphosphine) palladium(0) reductive Heck conditions; Yield given;
2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

benzyl (1S,4R)-2-azabicyclo[2.2.1]hept-5-ene-2-carboxylate

benzyl (1S,4R)-2-azabicyclo[2.2.1]hept-5-ene-2-carboxylate

A

(1S,4S,6R)-6-(6-Chloro-pyridin-3-yl)-2-aza-bicyclo[2.2.1]heptane-2-carboxylic acid benzyl ester

(1S,4S,6R)-6-(6-Chloro-pyridin-3-yl)-2-aza-bicyclo[2.2.1]heptane-2-carboxylic acid benzyl ester

B

(1R,4R,5R)-5-(6-Chloro-pyridin-3-yl)-2-aza-bicyclo[2.2.1]heptane-2-carboxylic acid benzyl ester

(1R,4R,5R)-5-(6-Chloro-pyridin-3-yl)-2-aza-bicyclo[2.2.1]heptane-2-carboxylic acid benzyl ester

Conditions
ConditionsYield
tetrakis(triphenylphosphine) palladium(0) reductive Heck conditions; Yield given;
2-methyl-but-3-yn-2-ol
115-19-5

2-methyl-but-3-yn-2-ol

2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

2-chloro-6-(2'-thienylpyridine)
35299-70-8

2-chloro-6-(2'-thienylpyridine)

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; sodium carbonate In 1,2-dimethoxyethane at 100℃; for 6h; Substitution;
2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

(2R,5R)-(-)-1-(6-tert-butoxypyrid-2-yl)-1-oxo-2,5-diphenylphospholane
949160-19-4

(2R,5R)-(-)-1-(6-tert-butoxypyrid-2-yl)-1-oxo-2,5-diphenylphospholane

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 56 percent / toluene / 24 h / 80 °C
2: iPr2NEt; 1,3-bis(diphenylphosphanyl)propane / Pd(trans,trans-dibenzylideneacetone)2 / dimethylformamide / 18 h / 105 °C
View Scheme
2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

(2S,5S)-(-)-1-(6-tert-butoxypyrid-2-yl)-1-oxo-2,5-diphenylphospholane
949575-86-4

(2S,5S)-(-)-1-(6-tert-butoxypyrid-2-yl)-1-oxo-2,5-diphenylphospholane

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 56 percent / toluene / 24 h / 80 °C
2: 64 percent / iPr2NEt; 1,3-bis(diphenylphosphanyl)propane / Pd(trans,trans-dibenzylideneacetone)2 / dimethylformamide / 18 h / 105 °C
View Scheme
2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

C25H29BNOP

C25H29BNOP

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: 56 percent / toluene / 24 h / 80 °C
2.1: iPr2NEt; 1,3-bis(diphenylphosphanyl)propane / Pd(trans,trans-dibenzylideneacetone)2 / dimethylformamide / 18 h / 105 °C
3.1: methyl triflate / 1,2-dimethoxy-ethane / 2 h
3.2: LiAlH4 / 1,2-dimethoxy-ethane / 1.5 h / 20 °C
3.3: 60 percent / BH3*SMe2 / toluene / 15 h
View Scheme
2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

C25H29BNOP

C25H29BNOP

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: 56 percent / toluene / 24 h / 80 °C
2.1: 64 percent / iPr2NEt; 1,3-bis(diphenylphosphanyl)propane / Pd(trans,trans-dibenzylideneacetone)2 / dimethylformamide / 18 h / 105 °C
3.1: methyl triflate / 1,2-dimethoxy-ethane / 2 h
3.2: LiAlH4 / 1,2-dimethoxy-ethane / 1.5 h / 20 °C
3.3: 60 percent / BH3*SMe2 / toluene / 15 h
View Scheme
2-chloro-5-iodo-pyridine
258506-66-0

2-chloro-5-iodo-pyridine

(2R,5R)-(-)-6-(tert-butoxypyrid-2-yl)-2,5-diphenylphospholane
949160-25-2

(2R,5R)-(-)-6-(tert-butoxypyrid-2-yl)-2,5-diphenylphospholane

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: 56 percent / toluene / 24 h / 80 °C
2.1: iPr2NEt; 1,3-bis(diphenylphosphanyl)propane / Pd(trans,trans-dibenzylideneacetone)2 / dimethylformamide / 18 h / 105 °C
3.1: methyl triflate / 1,2-dimethoxy-ethane / 2 h
3.2: LiAlH4 / 1,2-dimethoxy-ethane / 1.5 h / 20 °C
3.3: 60 percent / BH3*SMe2 / toluene / 15 h
4.1: 74 percent / DABCO / tetrahydrofuran / 2 h / Heating
View Scheme
Multi-step reaction with 3 steps
1: 56 percent / toluene / 24 h / 80 °C
2: iPr2NEt; 1,3-bis(diphenylphosphanyl)propane / Pd(trans,trans-dibenzylideneacetone)2 / dimethylformamide / 18 h / 105 °C
3: HSiCl3; NEt3 / acetonitrile / 24 h / Heating
View Scheme

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