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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

Pyridine,5-bromo-2,4-dichloro-

Cas:849937-96-8

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Jinan Finer Chemical Co., Ltd

Product Description Product website: http://www.finerchem.com Product Name 1-Bromo-3-methoxybenzene CAS No. 849937-96-8

1-Bromo-3-methoxybenzene

Cas:849937-96-8

Min.Order:1 Gram

FOB Price: $8.0

Type:Lab/Research institutions

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Chemwill Asia Co., Ltd.

5-Bromo-2,4-dichloropyridine CAS 849937-96-8 Pyridine, 5-bromo-2,4-dichloro- CAS no 849937-96-8 5-Bromo-2,4-dichloro-pyridine 5-Bromo-2,4-dichloropyridine 5-Bromo-2,4-dichloro-pyridine Pyridine, 5-bromo-2,4-dichloro- 2,4-dichloro-5-bromopy

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

Factory direct supply CAS 849937-96-8 with best quality

Cas:849937-96-8

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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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

CAS: 849937-96-8 5-Bromo-2, 4-Dichloropyridine 5-Bromo-2, 4-Dichloropyridine.

Cas:849937-96-8

Min.Order:1 Gram

FOB Price: $1.0 / 5.0

Type:Trading Company

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Qingdao Beluga Import and Export Co., LTD

5-BROMO-2,4-DICHLORO-PYRIDINE CAS:849937-96-8 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 o

5-BROMO-2,4-DICHLORO-PYRIDINE CAS:849937-96-8

Cas:849937-96-8

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,5-bromo-2,4-dichloro-

Cas:849937-96-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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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

CAS NO.:849937-96-8

Cas:849937-96-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

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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

Pyridine,5-bromo-2,4-dichloro-

Cas:849937-96-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shaanxi Cuicheng Biomedical Technology Co., Ltd.

Why Choose Us: 1. Factory direct sales, so we can provide the competitive price and high quality product base on 8 years of production and R&D experience. 2. It is available in stock for quick shipment.Products could be packaged according to cu

5-BROMO-2,4-DICHLORO-PYRIDINE

Cas:849937-96-8

Min.Order:1 Gram

Negotiable

Type:Other

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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

1-Bromo-3-methoxybenzene

Cas:849937-96-8

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

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Henan Tianfu Chemical Co., Ltd.

High Quality Best price Fast Delivery Good Service Welcome to Henan Tianfu Chemical Co., Ltd. website. Our company engages in Sodium Tripolyphosphate (STPP) and Sodium Hexametabphosphate (SHMP) production; developm

5-BROMO-2,4-DICHLORO-PYRIDINE

Cas:849937-96-8

Min.Order:1 Kilogram

FOB Price: $20.0

Type:Lab/Research institutions

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Zibo Dorne chemical technology co. LTD

Product Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,

5-BROMO-2,4-DICHLORO-PYRIDINE

Cas:849937-96-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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

5-BROMO-2,4-DICHLORO-PYRIDINE

Cas:849937-96-8

Min.Order:0

Negotiable

Type:Trading Company

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HANGZHOU TIANYE CHEMICALS CO., LTD.

We product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Product Name:5-Bromo-2,4-dichloropyridine CAS No:84

5-Bromo-2,4-dichloropyridine

Cas:849937-96-8

Min.Order:1 Gram

Negotiable

Type:Trading Company

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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

849937-96-8 CAS NO.849937-96-8

Cas:849937-96-8

Min.Order:1 Metric Ton

FOB Price: $7.0 / 8.0

Type:Trading Company

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Wuhu Nuowei Chemistry Technologies Co., Ltd.

Wuhu Nuovo Chemical Technology Co., Ltd. was established in August 2014, mainly engaged in the development, production and sales of ionic liquids, ribose, nucleosides, nucleotides and related chemicals; Products are mainly used in new energy, new ma

2,4-dichloro-5-bromopyridine

Cas:849937-96-8

Min.Order:100 Gram

Negotiable

Type:Manufacturers

inquiry

Golden Pharma Co., Limited

GOLDEN PHARMA CO.,LIMITED.is a professional pharmaceutical company,our team have more than 20years expereince in pharmaceutical production and sales. we are a professional technical enterprise specializing in the R & D, production,QA regulation

5-Bromo-2,4-dichloropyridine

Cas:849937-96-8

Min.Order:1 Kilogram

Negotiable

Type:Other

inquiry

Win-Win chemical Co.Ltd

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

5-Bromo-2,4-dichloropyridine cas no. 849937-96-8 98%

Cas:849937-96-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

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GIHI CHEMICALS CO.,LIMITED

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

5-Bromo-2,4-dichloropyridine

Cas:849937-96-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Acmec Biochemical Technology Co., Ltd.

Acmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea

Acmec 5-Bromo-2,4-dichloropyridine 25g

Cas:849937-96-8

Min.Order:1 bottle

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

Pyridine, 5-bromo-2,4-dichloro-

Cas:849937-96-8

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hubei Taiho Chemical Co.,LTD

TAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp

5-Bromo-2,4-dichloropyridine

Cas:849937-96-8

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

Hunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as

5-Bromo-2,4-dichloro-pyridine

Cas:849937-96-8

Min.Order:0

Negotiable

Type:Manufacturers

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,5-bromo-2,4-dichloro-

Cas:849937-96-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Wuhan Circle Star Chem-medical Technology co.,Ltd.

good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:25kg,50kg,180kg,200kg,250kg,1000kg,customization Application:Pharma;Industry;Agricultural;chemical reaserch Tran

5-bromo-2,4-dichloro-pyridine

Cas:849937-96-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Changchun Artel lmport and Export trade company

Supply top quality products with a reasonable price Application:api

849937-96-8

Cas:849937-96-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

Pyridine,5-bromo-2,4-dichloro- cas 849937-96-8Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

Pyridine,5-bromo-2,4-dichloro- cas 849937-96-8

Cas:849937-96-8

Min.Order:0

Negotiable

Type:Other

inquiry

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

5-BROMO-2,4-DICHLORO-PYRIDINE

Cas:849937-96-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

SAGECHEM LIMITED

849937-96-8 Application:intermediate

5-Bromo-2,4-dichloropyridine

Cas:849937-96-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

5-bromo-2-chloropyridine
53939-30-3

5-bromo-2-chloropyridine

5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

Conditions
ConditionsYield
Stage #1: 5-bromo-2-chloropyridine With n-butyllithium; diisopropylamine In tetrahydrofuran; hexane at -100℃; for 0.75h;
Stage #2: With 1,1,2-Trichloro-1,2,2-trifluoroethane In tetrahydrofuran; hexane at -75℃; for 0.75h;
83%
5-bromo-pyridine-2,4-diol
80791-79-3

5-bromo-pyridine-2,4-diol

5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

Conditions
ConditionsYield
With trichlorophosphate at 130℃;
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

triethylsilyl chloride
994-30-9

triethylsilyl chloride

2,4-dichloro-5-(triethylsilyl)pyridine
837364-99-5

2,4-dichloro-5-(triethylsilyl)pyridine

Conditions
ConditionsYield
Stage #1: 5-bromo-2,4,-dichloropyridine With n-butyllithium In diethyl ether; hexane at -75℃; for 0.75h;
Stage #2: triethylsilyl chloride In diethyl ether; hexane
89%
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

aniline
62-53-3

aniline

5-bromo-4-chloro-N-phenylpyridin-2-amine

5-bromo-4-chloro-N-phenylpyridin-2-amine

Conditions
ConditionsYield
With 1,1'-bis[bis(dimethylamino)phosphino]ferrocene; bis(dibenzylideneacetone)-palladium(0); sodium t-butanolate In 1,4-dioxane at 70℃; for 15h; Sealed tube; Inert atmosphere;86%
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

ethylene glycol
107-21-1

ethylene glycol

2-((5-bromo-2-chloropyridin-4-yl)oxy)ethan-1-ol

2-((5-bromo-2-chloropyridin-4-yl)oxy)ethan-1-ol

Conditions
ConditionsYield
Stage #1: ethylene glycol With sodium hydride In dimethyl sulfoxide at 20℃; for 0.5h;
Stage #2: 5-bromo-2,4,-dichloropyridine In dimethyl sulfoxide at 50℃; for 1h;
82%
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

1-Amino-2-methyl-propan-2-ol
2854-16-2

1-Amino-2-methyl-propan-2-ol

1-((5-bromo-2-chloropyridin-4-yl)amino)-2-methylpropan-2-ol

1-((5-bromo-2-chloropyridin-4-yl)amino)-2-methylpropan-2-ol

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In N,N-dimethyl acetamide at 100℃; for 2h;79%
oxetan-3-one
6704-31-0

oxetan-3-one

5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

3-(4,6-dichloropyridin-3-yl)oxetan-3-ol
1613239-16-9

3-(4,6-dichloropyridin-3-yl)oxetan-3-ol

Conditions
ConditionsYield
Stage #1: 5-bromo-2,4,-dichloropyridine With TurboGrignard In tetrahydrofuran at -15℃; for 1h; Inert atmosphere;
Stage #2: oxetan-3-one In tetrahydrofuran at -15 - 20℃;
72%
Stage #1: 5-bromo-2,4,-dichloropyridine With TurboGrignard In tetrahydrofuran at -15℃; for 1h; Inert atmosphere;
Stage #2: oxetan-3-one In tetrahydrofuran at -15 - 20℃;
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

cyclopropylboronic acid
411235-57-9

cyclopropylboronic acid

2,4-dichloro-5-cyclopropyl-pyridine
1613239-40-9

2,4-dichloro-5-cyclopropyl-pyridine

Conditions
ConditionsYield
With potassium phosphate; palladium diacetate; tricyclohexylphosphine In water; toluene at 25 - 100℃; for 12h; Inert atmosphere;61%
With dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; sodium carbonate In 1,4-dioxane; water at 100℃; for 3h; Suzuki Coupling; Inert atmosphere;700 mg
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

tert-butyl 4-(hydroxymethyl)piperidin-1-carboxylate
123855-51-6

tert-butyl 4-(hydroxymethyl)piperidin-1-carboxylate

tert-butyl 4-(((5-bromo-2-chloropyridin-4-yl)oxy)methyl)piperidine-1-carboxylate

tert-butyl 4-(((5-bromo-2-chloropyridin-4-yl)oxy)methyl)piperidine-1-carboxylate

Conditions
ConditionsYield
Stage #1: tert-butyl 4-(hydroxymethyl)piperidin-1-carboxylate With potassium tert-butylate at 20℃; for 0.333333h;
Stage #2: 5-bromo-2,4,-dichloropyridine at 0 - 20℃; for 16h;
50%
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

potassium cyclopropyltrifluoroborate
1065010-87-8

potassium cyclopropyltrifluoroborate

2,4-dichloro-5-cyclopropyl-pyridine
1613239-40-9

2,4-dichloro-5-cyclopropyl-pyridine

Conditions
ConditionsYield
With palladium diacetate; caesium carbonate; catacxium A In water; toluene at 110℃;40%
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

Cyclopropylamine
765-30-0

Cyclopropylamine

5-bromo-2-chloro-N-cyclopropylpyridin-4-amine

5-bromo-2-chloro-N-cyclopropylpyridin-4-amine

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 100℃; for 17h;39%
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

isopropylamine
75-31-0

isopropylamine

5-bromo-2-chloro-N-isopropylpyridin-4-amine

5-bromo-2-chloro-N-isopropylpyridin-4-amine

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 120℃; for 4h;37%
With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 120℃; for 4h;37%
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

1-(2,2-difluoroethyl)-1H-pyrazol-4-ylamine
1006333-08-9

1-(2,2-difluoroethyl)-1H-pyrazol-4-ylamine

5-bromo-2-chloro-N-(1-(2,2-difluoroethyl)-1H-pyrazol-4-yl)pyridin-4-amine

5-bromo-2-chloro-N-(1-(2,2-difluoroethyl)-1H-pyrazol-4-yl)pyridin-4-amine

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In N,N-dimethyl acetamide at 120℃; for 14h;35%
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

trans-4-aminocyclohexan-1-ol
27489-62-9

trans-4-aminocyclohexan-1-ol

trans-4-((5-bromo-2-chloropyridin-4-yl)amino)cyclohexan-1-ol

trans-4-((5-bromo-2-chloropyridin-4-yl)amino)cyclohexan-1-ol

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In isopropyl alcohol at 0 - 120℃; for 24h;32%
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

5-bromo-2-chloropyridin-4-amine
857730-21-3

5-bromo-2-chloropyridin-4-amine

Conditions
ConditionsYield
With ammonium hydroxide at 160℃;
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

4-chloro-2-(dimethylamino)-5-(triethylsilyl)pyridine
849937-97-9

4-chloro-2-(dimethylamino)-5-(triethylsilyl)pyridine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: BuLi / diethyl ether; hexane / 0.75 h / -75 °C
1.2: 89 percent / diethyl ether; hexane
2.1: H2O / 60 h / 50 °C
View Scheme
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

4-chloro-2-hydrazino-5-(triethylsilyl)pyridine
837365-02-3

4-chloro-2-hydrazino-5-(triethylsilyl)pyridine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: BuLi / diethyl ether; hexane / 0.75 h / -75 °C
1.2: 89 percent / diethyl ether; hexane
2.1: H2NNH2 / tetrahydrofuran / 120 h / Heating
View Scheme
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

4-chloro-3-(triethylsilyl)pyridine
123506-94-5

4-chloro-3-(triethylsilyl)pyridine

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: BuLi / diethyl ether; hexane / 0.75 h / -75 °C
1.2: 89 percent / diethyl ether; hexane
2.1: H2NNH2 / tetrahydrofuran / 120 h / Heating
3.1: 3.68 g / CuSO4*5H2O / H2O / 0.75 h / Heating
View Scheme
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

4-chloro-N,N-dimethylpyridin-2-amine
735255-56-8

4-chloro-N,N-dimethylpyridin-2-amine

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: BuLi / diethyl ether; hexane / 0.75 h / -75 °C
1.2: 89 percent / diethyl ether; hexane
2.1: H2O / 60 h / 50 °C
3.1: 3.37 g / tetrabutylammonium fluoride trihydrate / tetrahydrofuran / 2 h / 25 °C
View Scheme
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

5-bromo-2,3-dichloro-[4]pyridylamine

5-bromo-2,3-dichloro-[4]pyridylamine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: aqueous NH3 / 160 °C
2: concentrated aqueous HCl; aqueous H2O2
View Scheme
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

4-chloro-5-(3-hydroxyoxetan-3-yl)pyridine-2-carbonitrile
1613239-17-0

4-chloro-5-(3-hydroxyoxetan-3-yl)pyridine-2-carbonitrile

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: TurboGrignard / tetrahydrofuran / 1 h / -15 °C / Inert atmosphere
1.2: -15 - 20 °C
2.1: 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0) / N,N-dimethyl-formamide / 2 h / 100 °C / Inert atmosphere
View Scheme
Multi-step reaction with 2 steps
1.1: TurboGrignard / tetrahydrofuran / 1 h / -15 °C / Inert atmosphere
1.2: -15 - 20 °C
2.1: 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0) / N,N-dimethyl-formamide / 2 h / 100 °C / Inert atmosphere
View Scheme
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

5-(3-hydroxyoxetan-3-yl)-4-(2,2,2-trifluoroethoxy)pyridine-2-carbonitrile
1613239-18-1

5-(3-hydroxyoxetan-3-yl)-4-(2,2,2-trifluoroethoxy)pyridine-2-carbonitrile

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: TurboGrignard / tetrahydrofuran / 1 h / -15 °C / Inert atmosphere
1.2: -15 - 20 °C
2.1: 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0) / N,N-dimethyl-formamide / 2 h / 100 °C / Inert atmosphere
3.1: potassium tert-butylate / N,N-dimethyl-formamide / 2.17 h / 0 - 80 °C / Inert atmosphere
View Scheme
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

5-(3-hydroxyoxetan-3-yl)-4-(2,2,2-trifluoroethoxy)pyridine-2-carboxylic acid
1613239-19-2

5-(3-hydroxyoxetan-3-yl)-4-(2,2,2-trifluoroethoxy)pyridine-2-carboxylic acid

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: TurboGrignard / tetrahydrofuran / 1 h / -15 °C / Inert atmosphere
1.2: -15 - 20 °C
2.1: 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0) / N,N-dimethyl-formamide / 2 h / 100 °C / Inert atmosphere
3.1: potassium tert-butylate / N,N-dimethyl-formamide / 2.17 h / 0 - 80 °C / Inert atmosphere
4.1: potassium hydroxide / ethanol / 1 h / 100 °C / Microwave irradiation
View Scheme
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

4-chloro-5-(3-fluorooxetan-3-yl)pyridine-2-carbonitrile
1613239-33-0

4-chloro-5-(3-fluorooxetan-3-yl)pyridine-2-carbonitrile

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: TurboGrignard / tetrahydrofuran / 1 h / -15 °C / Inert atmosphere
1.2: -15 - 20 °C
2.1: 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0) / N,N-dimethyl-formamide / 2 h / 100 °C / Inert atmosphere
3.1: diethylamino-sulfur trifluoride / dichloromethane / 1.25 h / -75 - 0 °C
View Scheme
Multi-step reaction with 3 steps
1.1: TurboGrignard / tetrahydrofuran / 1 h / -15 °C / Inert atmosphere
1.2: -15 - 20 °C
2.1: 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0) / N,N-dimethyl-formamide / 2 h / 100 °C / Inert atmosphere
3.1: diethylamino-sulfur trifluoride / dichloromethane / 1.25 h / -78 - 0 °C
View Scheme
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

5-(3-fluorooxetan-3-yl)-4-(2,2,2-trifluoroethoxy)pyridine-2-carboxylic acid
1613239-34-1

5-(3-fluorooxetan-3-yl)-4-(2,2,2-trifluoroethoxy)pyridine-2-carboxylic acid

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: TurboGrignard / tetrahydrofuran / 1 h / -15 °C / Inert atmosphere
1.2: -15 - 20 °C
2.1: 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0) / N,N-dimethyl-formamide / 2 h / 100 °C / Inert atmosphere
3.1: diethylamino-sulfur trifluoride / dichloromethane / 1.25 h / -75 - 0 °C
4.1: water; potassium hydroxide / 1 h / 100 °C / Microwave irradiation
View Scheme
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

4-chloro-5-cyclopropyl-pyridine-2-carbonitrile
1613239-41-0

4-chloro-5-cyclopropyl-pyridine-2-carbonitrile

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: palladium diacetate; potassium phosphate; tricyclohexylphosphine / toluene; water / 12 h / 25 - 100 °C / Inert atmosphere
2: 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0) / N,N-dimethyl-formamide / 1.17 h / 25 - 100 °C / Inert atmosphere
View Scheme
Multi-step reaction with 2 steps
1: catacxium A; palladium diacetate; caesium carbonate / toluene; water / 110 °C
2: 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0) / N,N-dimethyl-formamide / 2 h / 100 °C
View Scheme
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

4-chloro-5-cyclopropyl-N'-hydroxypicolinimidamide

4-chloro-5-cyclopropyl-N'-hydroxypicolinimidamide

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: catacxium A; palladium diacetate; caesium carbonate / toluene; water / 110 °C
2: 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0) / N,N-dimethyl-formamide / 2 h / 100 °C
3: hydroxylamine hydrochloride; triethylamine / ethanol / 90 °C
View Scheme
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

5-tert-butyl-3-(4-chloro-5-cyclopropylpyridin-2-yl)-1,2,4-oxadiazole

5-tert-butyl-3-(4-chloro-5-cyclopropylpyridin-2-yl)-1,2,4-oxadiazole

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: catacxium A; palladium diacetate; caesium carbonate / toluene; water / 110 °C
2: 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0) / N,N-dimethyl-formamide / 2 h / 100 °C
3: hydroxylamine hydrochloride; triethylamine / ethanol / 90 °C
4: triethylamine / N,N-dimethyl-formamide / 20 - 110 °C
View Scheme
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

5-tert-butyl-3-[5-cyclopropyl-4-[(2S)-1,1,1-trifluoropropan-2-yl]oxypyridin-2-yl]-1,2,4-oxadiazole

5-tert-butyl-3-[5-cyclopropyl-4-[(2S)-1,1,1-trifluoropropan-2-yl]oxypyridin-2-yl]-1,2,4-oxadiazole

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1.1: catacxium A; palladium diacetate; caesium carbonate / toluene; water / 110 °C
2.1: 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0) / N,N-dimethyl-formamide / 2 h / 100 °C
3.1: hydroxylamine hydrochloride; triethylamine / ethanol / 90 °C
4.1: triethylamine / N,N-dimethyl-formamide / 20 - 110 °C
5.1: sodium hydride / N,N-dimethyl-formamide / 0.25 h / 20 °C
5.2: 0.5 h / 100 °C / Microwave irradiation
View Scheme
5-bromo-2,4,-dichloropyridine
849937-96-8

5-bromo-2,4,-dichloropyridine

1-[2-(5-tert-butyl-1,2,4-oxadiazol-3-yl)-5-cyclopropylpyridin-4-yl]pyrrolidin-3-ol

1-[2-(5-tert-butyl-1,2,4-oxadiazol-3-yl)-5-cyclopropylpyridin-4-yl]pyrrolidin-3-ol

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1.1: catacxium A; palladium diacetate; caesium carbonate / toluene; water / 110 °C
2.1: 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0) / N,N-dimethyl-formamide / 2 h / 100 °C
3.1: hydroxylamine hydrochloride; triethylamine / ethanol / 90 °C
4.1: triethylamine / N,N-dimethyl-formamide / 20 - 110 °C
5.1: potassium carbonate / 1-methyl-pyrrolidin-2-one / 0.25 h / 20 °C
5.2: 1.5 h / 200 °C / Microwave irradiation
View Scheme

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