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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

3,5-Dichloropyridine Manufacturer/High quality/Best price/In stock

Cas:2457-47-8

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Simagchem Corporation

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

High quality 3,5-Dichloropyridine supplier in China

Cas:2457-47-8

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

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COLORCOM LTD.

Colorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on

3,5-Dichloropyridine

Cas:2457-47-8

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

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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

3,5-Dichloropyridine

Cas:2457-47-8

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Henan Tianfu Chemical Co., Ltd.

Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O

C5H3Cl2N 3,5-Dichloropyridine 2457-47-8

Cas:2457-47-8

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

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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

Top Purity CAS 2457-47-8 with fast shipping

Cas:2457-47-8

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Hubei Langyou International Trading Co., Ltd

1.Good capacity; 2.Safe deliver 3. High quality with best price Appearance:White Powder Storage:Dry and cool place Package:100g/ bag, 2 kg/ bag, 25kg/ carton or as required Application:For Pharmaceutical Intermediates Transportation:By DHL, TNT

3,5-Dichloropyridine

Cas:2457-47-8

Min.Order:10 Gram

Negotiable

Type:Other

inquiry

Hefei TNJ chemical industry co.,ltd

1. We are one of the domestic largest manufacturers of API; 2. We are always the supplier of products with higher quality and at more competitive price; 3. We are supplier of safe and ecofriendly products ; 4. We provide stable supply and

Manufacturer of 3,5-Dichloropyridine at Factory Price

Cas:2457-47-8

Min.Order:25 Kilogram

Negotiable

Type:Trading Company

inquiry

Shanghai Upbio Tech Co.,Ltd

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

Pyridine,3,5-dichloro- 2457-47-8

Cas:2457-47-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

3,5-Dichloropyridine CAS:2457-4 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 intermed

3,5-Dichloropyridine CAS:2457-47-8

Cas:2457-47-8

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,3,5-dichloro-

Cas:2457-47-8

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.:2457-47-8

Cas:2457-47-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Wuhan Han Sheng New Material Technology Co.,Ltd

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

3,5-Dichloropyridine

Cas:2457-47-8

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

Xiamen Hisunny Chemical Co.,Ltd

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

3,5-Dichloropyridine

Cas:2457-47-8

Min.Order:0

Negotiable

Type:Manufacturers

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Triumph International Development Limilted

Appearance:off-white to white solid Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for Synthesis API and Research Transportation:By Sea/Air/Courier Port:Qingdao

3,5-Dichloropyridine 2457-47-8

Cas:2457-47-8

Min.Order:1 Kilogram

FOB Price: $16.0 / 20.0

Type:Lab/Research institutions

inquiry

Hangzhou Keyingchem Co.,Ltd

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

3,5-Dichloropyridine

Cas:2457-47-8

Min.Order:0 Metric Ton

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

3,5-Dichloropyridine

Cas:2457-47-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

SHANGHAI T&W PHARMACEUTICAL CO., LTD.

A substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc

3,5-dichloropyridine

Cas:2457-47-8

Min.Order:4 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Ality Chemical Corporation

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

Factory Supply 3,5-dichloropyridine

Cas:2457-47-8

Min.Order:0 Metric Ton

Negotiable

Type:Other

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

3,5-Dichloropyridine

Cas:2457-47-8

Min.Order:1 Gram

Negotiable

Type:Other

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

High quality 3,5-Dichloropyridine

Cas:2457-47-8

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

SHANGHAI SYSTEAM BIOCHEM CO., LTD

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

3,5-Dichloropyridine

Cas:2457-47-8

Min.Order:100 Gram

FOB Price: $100.0 / 2000.0

Type:Lab/Research institutions

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

Superior quality, moderate price & quick delivery. Appearance:white to light yellow crystal powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:as per your request Application:Used as Pharmaceutical Int

3,5-Dichloropyridine

Cas:2457-47-8

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Xiamen Jenny Chemical Technology Co., Ltd.

GMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,

3,5-Dichloropyridine

Cas:2457-47-8

Min.Order:1 Milligram

Negotiable

Type:Trading Company

inquiry

Shanghai Minstar Chemical Co., Ltd

3,5-Dichloropyridine Basic information Product Name: 3,5-Dichloropyridine Synonyms: 3,5-dichloro-pyridin;3,5-Dichloroypyridine;3,5-DICHLOROPYRIDINE;Dichloropyridine,98%;3,5-Dichloripyridine;3,5-CHLOROPYRIDINE;3,5-Dichloropyridine,97%;3.5-Dichl

3,5-Dichloropyridine

Cas:2457-47-8

Min.Order:1 Gram

Negotiable

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

3,5-Dichloropyridine

Cas:2457-47-8

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

3,5-Dichloropyridine

Cas:2457-47-8

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

3,5-Dichloropyridine with lowest price

Cas:2457-47-8

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

3,5-Dichloropyridine

Cas:2457-47-8

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Hangzhou Zhongqi chem Co.,Ltd.

Located in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Benefiting from the outstanding customer service and h

Pyridine,3,5-dichloro-

Cas:2457-47-8

Min.Order:0

Negotiable

Type:Other

inquiry

Synthetic route

3,5-dicholoropyridine N-oxide
15177-57-8

3,5-dicholoropyridine N-oxide

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

Conditions
ConditionsYield
With 2,3-dimethyl-2,3-butane diol; bis(N,N-dimethylformamide)dichloridodioxidomolybdenum(VI) In N,N-dimethyl acetamide at 130℃; Microwave irradiation; Sealed tube; Green chemistry; chemoselective reaction;95%
2,3,5-trichloropyridine
16063-70-0

2,3,5-trichloropyridine

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

Conditions
ConditionsYield
With acetic acid; zinc In water at 65 - 95℃; for 1 - 5.25h; Product distribution / selectivity;87.3%
lithioacetonitrile
99749-00-5

lithioacetonitrile

3,5-dichloropyridine-4-carbonitrile
153463-65-1

3,5-dichloropyridine-4-carbonitrile

A

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

B

3,5-dichloro-4-pyridylacetonitrile

3,5-dichloro-4-pyridylacetonitrile

Conditions
ConditionsYield
In tetrahydrofuran at 20℃; for 0.0833333h;A n/a
B 73%
2,3,4,5,6-pentachloropyridine
2176-62-7

2,3,4,5,6-pentachloropyridine

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

Conditions
ConditionsYield
With sodium acetate; acetic acid; zinc at 100℃; for 5.5h; Product distribution / selectivity;65%
With acetic acid; zinc In water at 81 - 82℃; for 30h; Product distribution / selectivity;44.6 %Chromat.
With acetic acid; zinc In 1,4-dioxane; water at 81 - 82℃; for 29h; Product distribution / selectivity;60.8 %Chromat.
1-(6-methyl-3-pyridinyl)-2-[4-(methylsulfonyl)phenyl]ethanone
221615-75-4

1-(6-methyl-3-pyridinyl)-2-[4-(methylsulfonyl)phenyl]ethanone

chloromalonaldehyde

chloromalonaldehyde

A

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

B

etoricoxib
202409-33-4

etoricoxib

C

1-(6-methyl-3-pyridinyl)-3-(4-methanesulfonylphenyl)furan

1-(6-methyl-3-pyridinyl)-3-(4-methanesulfonylphenyl)furan

Conditions
ConditionsYield
With ammonium acetate In propionic acid at 125℃;A n/a
B 62%
C 15%
methyllithium
917-54-4

methyllithium

3,5-dichloropyridine-4-carbonitrile
153463-65-1

3,5-dichloropyridine-4-carbonitrile

A

3,5-dichloro-4-picoline
100868-46-0

3,5-dichloro-4-picoline

B

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

C

3,5-dichloro-4-pyridylacetonitrile

3,5-dichloro-4-pyridylacetonitrile

D

methyl 3,5-dichloro-4-pyridyl imine
402561-62-0

methyl 3,5-dichloro-4-pyridyl imine

Conditions
ConditionsYield
In tetrahydrofuran at -75℃; for 0.333333h;A 12%
B 12%
C 9%
D 57%
methyllithium
917-54-4

methyllithium

3,5-dichloropyridine-4-carbonitrile
153463-65-1

3,5-dichloropyridine-4-carbonitrile

A

3,5-dichloro-4-picoline
100868-46-0

3,5-dichloro-4-picoline

B

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

C

3,5-dichloro-4-pyridylacetonitrile

3,5-dichloro-4-pyridylacetonitrile

Conditions
ConditionsYield
In tetrahydrofuran at 20℃; for 0.333333h;A 3%
B 45%
C 32%
2,3,5-trichloropyridine
16063-70-0

2,3,5-trichloropyridine

A

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

B

N,N'-bis(3,5-dichloro-2-pyridyl)hydrazine

N,N'-bis(3,5-dichloro-2-pyridyl)hydrazine

Conditions
ConditionsYield
With hydrazine hydrate In dimethyl sulfoxide Heating;A 18%
B 28%
3-HYDROXYPYRIDINE
109-00-2

3-HYDROXYPYRIDINE

A

3-Chloropyridine
626-60-8

3-Chloropyridine

B

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

Conditions
ConditionsYield
With phosphorus pentachloride
2-methoxy-3,4-dihydro-2H-pyran
4454-05-1

2-methoxy-3,4-dihydro-2H-pyran

A

3-Chloropyridine
626-60-8

3-Chloropyridine

B

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

Conditions
ConditionsYield
With chlorine Eintragen des Reaktionsgemisches in eine heisse wss. Loesung von Ammoniumchlorid und Eisen(III)-chlorid;
With chlorine Eintragen des Reaktionsgemisches in eine heisse wss. Loesung von Ammoniumchlorid und Eisen(III)-chlorid;
5-chloropyridin-3-amine
22353-34-0

5-chloropyridin-3-amine

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

3,5-dichloropyridine-2-carboxylic acid
81719-53-1

3,5-dichloropyridine-2-carboxylic acid

glycerol
56-81-5

glycerol

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

3,5-dichloropyridine-2-carboxylic acid
81719-53-1

3,5-dichloropyridine-2-carboxylic acid

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

Conditions
ConditionsYield
Erhitzen auf Temperaturen oberhalb des Schmelzpunkts;
3,5-dichloropyridine-4-carboxylic acid
13958-93-5

3,5-dichloropyridine-4-carboxylic acid

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

Conditions
ConditionsYield
at 230℃; im Rohr;
pyridine hydrochloride
628-13-7

pyridine hydrochloride

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

Conditions
ConditionsYield
With chlorine at 115 - 120℃;
pyridine hydrochloride
628-13-7

pyridine hydrochloride

A

3-Chloropyridine
626-60-8

3-Chloropyridine

B

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

Conditions
ConditionsYield
With chlorine at 170℃;
With chlorine at 200℃;
nopinone
24903-95-5

nopinone

N-[(2Z)-2-chloro-3-(dimethylamino)prop-2-en-1-ylidene]-N-methylmethanaminium perchlorate

N-[(2Z)-2-chloro-3-(dimethylamino)prop-2-en-1-ylidene]-N-methylmethanaminium perchlorate

A

5-chloropyrimidine
17180-94-8

5-chloropyrimidine

B

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

C

5-Chloro-10,10-dimethyl-3-aza-tricyclo[7.1.1.02,7]undeca-2(7),3,5-triene
117648-74-5

5-Chloro-10,10-dimethyl-3-aza-tricyclo[7.1.1.02,7]undeca-2(7),3,5-triene

Conditions
ConditionsYield
Multistep reaction. Yields of byproduct given;
Yield given. Multistep reaction;
C5H3Cl2FN

C5H3Cl2FN

A

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

B

3,5-dichloro-N-fluoropyridinium
107264-05-1

3,5-dichloro-N-fluoropyridinium

Conditions
ConditionsYield
With 4-bromoanisole cation radical In acetonitrile at 23℃; Rate constant; Mechanism;
N-methyl-3,5-dichloropyridinium iodide
23029-86-9

N-methyl-3,5-dichloropyridinium iodide

triphenylphosphine
603-35-0

triphenylphosphine

A

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

B

methyl-triphenylphosphonium iodide
2065-66-9

methyl-triphenylphosphonium iodide

Conditions
ConditionsYield
In acetonitrile at 115℃; Rate constant; Thermodynamic data; k2=15.1s-1M-1; var. temp. ΔS*=9.1 e.u. ΔH*=29.7kcal/mol;
N-methyl-3,5-dichloropyridinium iodide
23029-86-9

N-methyl-3,5-dichloropyridinium iodide

methyl iodide
74-88-4

methyl iodide

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

Conditions
ConditionsYield
In acetonitrile at 25℃; Kinetics; Equilibrium constant; Thermodynamic data; ΔG(excit.), ΔH(excit.), ΔS(excit.);
3.5-dichloro-picolinic acid

3.5-dichloro-picolinic acid

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

Conditions
ConditionsYield
With glycerol beim Destillieren;
barium salt of/the/ pyridine-disulfonic acid-(3.5)

barium salt of/the/ pyridine-disulfonic acid-(3.5)

A

2,3,5-trichloropyridine
16063-70-0

2,3,5-trichloropyridine

B

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

Conditions
ConditionsYield
With phosphorus pentachloride at 200℃;
pyridine
110-86-1

pyridine

chlorine
7782-50-5

chlorine

nitrogen

nitrogen

pumice stone

pumice stone

A

3,4,5-trichloropyridine
33216-52-3

3,4,5-trichloropyridine

B

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

Conditions
ConditionsYield
at 220℃;
pyridine
110-86-1

pyridine

chlorine
7782-50-5

chlorine

A

3-Chloropyridine
626-60-8

3-Chloropyridine

B

3,4,5-trichloropyridine
33216-52-3

3,4,5-trichloropyridine

C

2,3,4,5,6-pentachloropyridine
2176-62-7

2,3,4,5,6-pentachloropyridine

D

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

Conditions
ConditionsYield
at 170℃; beim Behandeln des Pyridin-hydrochlorids;
3,4,5-trichloropicolinic acid
5439-04-3

3,4,5-trichloropicolinic acid

hydrogen iodide
10034-85-2

hydrogen iodide

red phosphorus

red phosphorus

A

3,5-dichloropyridine-2-carboxylic acid
81719-53-1

3,5-dichloropyridine-2-carboxylic acid

B

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

C

3,5-dichloro-4-iodo-pyridine(?)

3,5-dichloro-4-iodo-pyridine(?)

3,5-dichloropyridine-4-carboxaldehyde
136590-83-5

3,5-dichloropyridine-4-carboxaldehyde

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

Conditions
ConditionsYield
Stage #1: 3,5-dichloropyridine-4-carboxaldehyde With phenyllithium In diethyl ether; hexane at -75℃; for 2h;
Stage #2: With hydroxide In water
pyridine-4-carboxylic acid
55-22-1

pyridine-4-carboxylic acid

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: thionyl chloride / 180 - 220 °C / im Rohr und Zersetzen des Reaktionsprodukts mit Wasser
2: 230 °C / im Rohr
View Scheme
3,5-dichloro-4-hydroxy-pyridine-2-carboxylic acid
846045-08-7, 858443-51-3

3,5-dichloro-4-hydroxy-pyridine-2-carboxylic acid

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: POCl3; PCl5
3: ethanolic alkaline solution
4: aqueous HI; red phosphorus
5: Erhitzen auf Temperaturen oberhalb des Schmelzpunkts
View Scheme
3,4,5-trichloro-pyridine-2-carbonyl chloride

3,4,5-trichloro-pyridine-2-carbonyl chloride

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

Conditions
ConditionsYield
Multi-step reaction with 4 steps
2: ethanolic alkaline solution
3: aqueous HI; red phosphorus
4: Erhitzen auf Temperaturen oberhalb des Schmelzpunkts
View Scheme
pyrrolidine
123-75-1

pyrrolidine

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

3-Chloro-5-pyrrolidin-1-yl-pyridine

3-Chloro-5-pyrrolidin-1-yl-pyridine

Conditions
ConditionsYield
at 100℃; under 4500360 Torr; for 72h;100%
3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

allyl alcohol
107-18-6

allyl alcohol

3-chloro-5-propen-cis-yloxypyridine
897396-03-1

3-chloro-5-propen-cis-yloxypyridine

Conditions
ConditionsYield
Stage #1: allyl alcohol With sodium at 80℃; for 3h;
Stage #2: 3,5-dichloropyridine In dimethyl sulfoxide at 60℃; for 1h;
100%
3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

butan-1-ol
71-36-3

butan-1-ol

3-n-butoxy-5-chloropyridine
303161-67-3

3-n-butoxy-5-chloropyridine

Conditions
ConditionsYield
Stage #1: butan-1-ol With sodium at 80℃; for 3h;
Stage #2: 3,5-dichloropyridine In dimethyl sulfoxide at 70℃; for 10h;
100%
3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

Dimethylphenylsilane
766-77-8

Dimethylphenylsilane

3,5-dichloro-1-[dimethyl(phenyl)silyl]-1,4-dihydropyridine
1308789-48-1

3,5-dichloro-1-[dimethyl(phenyl)silyl]-1,4-dihydropyridine

Conditions
ConditionsYield
With C29H38PRuS(1+)*C32H12BF24(1-) In neat (no solvent) at 20℃; for 12h; Inert atmosphere; Glovebox;98%
With tris(pentafluorophenyl)borate In (2)H8-toluene at 85℃; for 5h; Inert atmosphere; chemoselective reaction;92 %Spectr.
3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

3,5-dicholoropyridine N-oxide
15177-57-8

3,5-dicholoropyridine N-oxide

Conditions
ConditionsYield
With peracetic acid In chloroform; acetic acid at 50℃; for 67h;96%
With dihydrogen peroxide; methyltrioxorhenium(VII) In dichloromethane; water at 24℃; for 17h;94%
With bis-trimethylsilanyl peroxide; per-rhenic acid In dichloromethane; water at 24℃; for 20h;90%
3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

sodium thiomethoxide
5188-07-8

sodium thiomethoxide

5-Chloro-3-methylsulfenylpyridine
98627-01-1

5-Chloro-3-methylsulfenylpyridine

Conditions
ConditionsYield
In N,N-dimethyl-formamide Heating;95%
In N,N-dimethyl-formamide at 20℃; for 1h;
3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

5-Chloro-3-methylsulfenylpyridine
98627-01-1

5-Chloro-3-methylsulfenylpyridine

Conditions
ConditionsYield
With mesna In N,N-dimethyl-formamide Ambient temperature;95%
3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

phenylboronic acid
98-80-6

phenylboronic acid

3,5-diphenylpyridine
92-07-9

3,5-diphenylpyridine

Conditions
ConditionsYield
With sodium hydroxide; polyaniline-supported palladium In water at 100℃; for 6h; Suzuki coupling;95%
With caesium carbonate; dihydrogen dichloro-bis(di-tert-butylphosphinito-κP)palladium(2-) In 1,2-dimethoxyethane Suzuki-Miyaura cross-coupling; Heating;74%
3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

benzaldehyde
100-52-7

benzaldehyde

phenyl(3,5-dichloro-4-pyridyl)methanol

phenyl(3,5-dichloro-4-pyridyl)methanol

Conditions
ConditionsYield
Stage #1: 3,5-dichloropyridine; benzaldehyde With tris(trimethylsilyl)amine; cesium fluoride In N,N-dimethyl-formamide at 20℃; for 6h;
Stage #2: With methanol; potassium carbonate In N,N-dimethyl-formamide at 20℃; for 1.5h;
94%
3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

pivalaldehyde
630-19-3

pivalaldehyde

C10H13Cl2NO

C10H13Cl2NO

Conditions
ConditionsYield
Stage #1: 3,5-dichloropyridine; pivalaldehyde With tris(trimethylsilyl)amine; cesium fluoride In N,N-dimethyl-formamide at 20℃; for 6h;
Stage #2: With methanol; potassium carbonate In N,N-dimethyl-formamide at 20℃; for 1.5h;
94%
3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

4,4-ethylenedioxy-piperidine
177-11-7

4,4-ethylenedioxy-piperidine

C12H15N2O2Cl

C12H15N2O2Cl

Conditions
ConditionsYield
With sodium t-butanolate; XPhos; palladium diacetate In toluene; tert-butyl alcohol at 120℃; for 14h; Buchwald-Hartwig amination;93%
tetrafluoroboric acid diethyl ether
67969-82-8

tetrafluoroboric acid diethyl ether

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

BF4(1-)*C5H3Cl2N*H(1+)

BF4(1-)*C5H3Cl2N*H(1+)

Conditions
ConditionsYield
In diethyl ether at 0 - 20℃;93%
3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

tert-butyl 1,4-diazepine-1-carboxylate
112275-50-0

tert-butyl 1,4-diazepine-1-carboxylate

4-(5-chloropyridin-3-yl)-[1,4]diazepane-1-carboxylic acid tert-butyl ester
303161-70-8

4-(5-chloropyridin-3-yl)-[1,4]diazepane-1-carboxylic acid tert-butyl ester

Conditions
ConditionsYield
With palladium diacetate; sodium t-butanolate; XPhos In toluene; tert-butyl alcohol at 120℃; for 18h; Buchwald-Hartwig reaction; Inert atmosphere;92%
3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

sodium ethanolate
141-52-6

sodium ethanolate

3-chloro-5-ethoxypyridine
223797-65-7

3-chloro-5-ethoxypyridine

Conditions
ConditionsYield
In dimethyl sulfoxide at 90℃; for 2h; ethoxylation;91%
89%
In dimethyl sulfoxide at 80℃; for 1h;
pyridine-4-carbonitrile
100-48-1

pyridine-4-carbonitrile

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

[4-(3,5-dichloro)pyridyl](4-pyridyl)ketimine
847446-18-8

[4-(3,5-dichloro)pyridyl](4-pyridyl)ketimine

Conditions
ConditionsYield
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 2h;91%
3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

3,5-dichloropyridine-4-carboxaldehyde
136590-83-5

3,5-dichloropyridine-4-carboxaldehyde

bis[4-(3,5-dichloro)pyridyl]methanol
847446-20-2

bis[4-(3,5-dichloro)pyridyl]methanol

Conditions
ConditionsYield
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 2h;91%
Methyl formate
107-31-3

Methyl formate

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

3,5-dichloropyridine-4-carboxaldehyde
136590-83-5

3,5-dichloropyridine-4-carboxaldehyde

Conditions
ConditionsYield
Stage #1: 3,5-dichloropyridine With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 0.5h;
Stage #2: Methyl formate In tetrahydrofuran at -78℃; for 1.4h; Further stages.;
90%
3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

acetaldehyde
75-07-0

acetaldehyde

1-(3,5-dichloropyridin-4-yl)ethan-1-ol
1254473-66-9

1-(3,5-dichloropyridin-4-yl)ethan-1-ol

Conditions
ConditionsYield
Stage #1: 3,5-dichloropyridine With n-butyllithium; N-ethyl-N,N-diisopropylamine In tetrahydrofuran; hexanes at -78℃;
Stage #2: acetaldehyde In tetrahydrofuran; hexanes at -78℃; for 3h;
Stage #3: With water; ammonium chloride In tetrahydrofuran; hexanes at -78℃;
90%
Stage #1: 3,5-dichloropyridine; acetaldehyde With n-butyllithium; N-ethyl-N,N-diisopropylamine In tetrahydrofuran; hexane at -78℃; for 3h;
Stage #2: With ammonium chloride In tetrahydrofuran; hexane; water at -78 - 20℃;
90%
With n-butyllithium; N-ethyl-N,N-diisopropylamine In tetrahydrofuran; hexane at -78℃;90%
Stage #1: 3,5-dichloropyridine With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 1h; Inert atmosphere;
Stage #2: acetaldehyde In tetrahydrofuran at 20℃; for 2h;
66%
With n-butyllithium; diisopropylamine In tetrahydrofuran at -78℃; for 3h;65%
3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

methyl chloroformate
79-22-1

methyl chloroformate

phenylacetylene
536-74-3

phenylacetylene

methyl 3,5-dichloro-2-(phenylethynyl)pyridine-1(2H)-carboxylate

methyl 3,5-dichloro-2-(phenylethynyl)pyridine-1(2H)-carboxylate

Conditions
ConditionsYield
With copper(l) iodide; N-ethyl-N,N-diisopropylamine In dichloromethane at 0 - 20℃; Inert atmosphere;90%
3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

p-tolylboronic pinacol ester
195062-57-8

p-tolylboronic pinacol ester

3,5-bis(4-methylphenyl)pyridine
26409-32-5

3,5-bis(4-methylphenyl)pyridine

Conditions
ConditionsYield
With dicyclohexyl-(2',6'-dimethoxybiphenyl-2-yl)-phosphane; palladium diacetate; potassium hydroxide In neat (no solvent) at 110℃; for 24h; Suzuki-Miyaura Coupling; Schlenk technique; Inert atmosphere;89%
3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

4,4,5,5-tetramethyl-[1,3,2]-dioxaboralane
25015-63-8

4,4,5,5-tetramethyl-[1,3,2]-dioxaboralane

C11H16BCl2NO2

C11H16BCl2NO2

Conditions
ConditionsYield
With C14H22N2P(1+)*CF3O3S(1-) In [D3]acetonitrile at 28℃; for 1h; Inert atmosphere; Glovebox; Sealed tube; regioselective reaction;89%
3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

3,5,3',5'-tetrachloro-[4,4']bipyridinyl

3,5,3',5'-tetrachloro-[4,4']bipyridinyl

Conditions
ConditionsYield
Stage #1: 3,5-dichloropyridine With Bu3MgLi In tetrahydrofuran at -10℃; for 2h;
Stage #2: With iodine In tetrahydrofuran at 20℃; for 18h; Further stages.;
88%
Stage #1: 3,5-dichloropyridine With lithium diisopropyl amide In tetrahydrofuran at -40℃; for 1h; Inert atmosphere;
Stage #2: With iodine In tetrahydrofuran at -78 - 20℃; for 1h; Inert atmosphere;
44%
Multi-step reaction with 2 steps
1.1: Bu3MgLi / tetrahydrofuran / 2 h / -10 °C
1.2: D2O / tetrahydrofuran
2.1: I2 / tetrahydrofuran; H2O
View Scheme
3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

sodium methylate
124-41-4

sodium methylate

3-chloro-5-methoxypyridine
95881-83-7

3-chloro-5-methoxypyridine

Conditions
ConditionsYield
In N,N-dimethyl-formamide at 80℃;87%
In dimethyl sulfoxide at 70℃; for 2h;77%
In dimethyl sulfoxide at 80℃; for 1h;62%
3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

sodium isopropanethiolate
20607-43-6

sodium isopropanethiolate

3,5-bis(isopropylthio)pyridine
98627-07-7

3,5-bis(isopropylthio)pyridine

Conditions
ConditionsYield
In N,N-dimethyl-formamide at 80℃;87%
3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

5-chloro-2-methoxypyridine
13473-01-3

5-chloro-2-methoxypyridine

Conditions
ConditionsYield
With sodium methylate In N,N-dimethyl-formamide at 80℃; for 2h;87%
3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

3,5-bis(isopropylthio)pyridine
98627-07-7

3,5-bis(isopropylthio)pyridine

Conditions
ConditionsYield
With sodium isopropanethiolate In N,N-dimethyl-formamide at 80℃; for 15h;87%
1-bromo-4-methoxy-benzene
104-92-7

1-bromo-4-methoxy-benzene

3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

3,5-bis-(4-methoxyphenyl)-pyridine
26409-33-6

3,5-bis-(4-methoxyphenyl)-pyridine

Conditions
ConditionsYield
Stage #1: 1-bromo-4-methoxy-benzene With magnesium In tetrahydrofuran Metallation;
Stage #2: 3,5-dichloropyridine With dibromobis(triphenylphosphine)nickel(II) In tetrahydrofuran Grignard reaction; Further stages.;
86%
With 1,3-bis[(diphenylphosphino)propane]dichloronickel(II); magnesium; ethylene dibromide In tetrahydrofuran at 0℃; Inert atmosphere; Reflux;73%
3,5-dichloropyridine
2457-47-8

3,5-dichloropyridine

4-bromo-3,5-dichloropyridine
343781-45-3

4-bromo-3,5-dichloropyridine

Conditions
ConditionsYield
Stage #1: 3,5-dichloropyridine With n-butyllithium; diisopropylamine In tetrahydrofuran; hexane at -75℃; for 2h;
Stage #2: With bromine In tetrahydrofuran; hexane at -75℃; for 3h;
86%

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