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Hangzhou Lingrui Chemical Co.,Ltd.

High Quality 625-92-3 low price 3,5-Dibromopyridine on hot selling 3, 5-dibromopyridine is an important pharmaceutical intermediate, is an important raw material for the prevention and treatment of central nervous system disorders TC-2559. Since

High Quality 625-92-3 low price 3,5-Dibromopyridine on hot selling

Cas:625-92-3

Min.Order:1 Metric Ton

Negotiable

Type:Other

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Dayang Chem (Hangzhou) Co.,Ltd.

Dayangchem's R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. DayangChem can provide different quantities

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

Cas:625-92-3

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Hangzhou Dingyan Chem Co., Ltd

Items Standard Result Assay (Ursolic acid) 98%min 98.22% ----------------------------------------------------------------

High purity 625-92-3 3,5-dibromopyridin

Cas:625-92-3

Min.Order:1 Gram

FOB Price: $100.0 / 500.0

Type:Trading Company

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Jinan Finer Chemical Co., Ltd

Product Description Product website: http://www.finerchem.com Product Name 3,5-Dibromopyridine CAS No. 625-9

3,5-Dibromopyridine

Cas:625-92-3

Min.Order:1 Gram

FOB Price: $8.0

Type:Lab/Research institutions

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Wuhan Fortuna Chemical Co.,Ltd

Factory supply 3,5-Dibromopyridine CAS 625-92-3 with fast delivery Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food/Feed ad

Factory supply 3,5-Dibromopyridine CAS 625-92-3 with fast delivery

Cas:625-92-3

Min.Order:10 Kilogram

FOB Price: $10.0

Type:Trading Company

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Hebei yanxi chemical co.,LTD.

Hebei Yanxi Chemical Co., Ltd. is a professional research, development and production of lead acetate benzene acetamide enterprise backbone members by local well-known entrepreneurs and professional senior engineers in the party's "low car

3,5-dibromopyridine

Cas:625-92-3

Min.Order:1 Metric Ton

FOB Price: $1.0 / 2.0

Type:Manufacturers

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Henan Allgreen Chemical Co.,Ltd

he company has advanced technology, as well as a large number of excellent R & D team, to provide customers from the grams to one hundred kilograms and tons of high-quality products, competitive prices and quality se T rvice Appearance:Whit

3,5-Dibromopyridine

Cas:625-92-3

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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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, intermedi

3,5-Dibromopyridine

Cas:625-92-3

Min.Order:1 Kilogram

FOB Price: $5.0

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-Dibromopyridine

Cas:625-92-3

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Henan Tianfu Chemical Co., Ltd.

3,5-Dibromopyridine Basic information Product Name: 3,5-Dibromopyridine Synonyms: Pyridine, 3,5-dibromo-;TIMTEC-BB SBB003237;3,5-DIBROMOPYRIDINE;IFLAB-BB F1995-0190

3,5-Dibromopyridine 625-92-3

Cas:625-92-3

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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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

3,5-Dibromopyridine 625-92-3

Cas:625-92-3

Min.Order:1 Kilogram

FOB Price: $15.0 / 50.0

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

Factory direct supply CAS 625-92-3 with best quality

Cas:625-92-3

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Henan Sinotech Import&Export Corporation

Product name:3,5-Dibromopyridine CAS No:625-92-3 Appearance: white to light yellow crystals. Content:98%min Appearance:white to light yellow crystals. Storage:Store in cool and dry plac

3,5-Dibromopyridine

Cas:625-92-3

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

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Hangzhou Sartort Biopharma Co., Ltd

Appearance:Off-white to light yellow solid Storage:R.T Package:25kg/drum Application:Pharmaceutical intermediates Transportation:Express/Sea/Air Port:Any port in China

High Purity 3,5-Dibromopyridine cas 625-92-3

Cas:625-92-3

Min.Order:25 Kilogram

FOB Price: $110.0 / 160.0

Type:Lab/Research institutions

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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

3,5-Dibromopyridine 625-92-3

Cas:625-92-3

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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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,

3,5-Dibromopyridine

Cas:625-92-3

Min.Order:1 Kilogram

FOB Price: $200.0

Type:Trading Company

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Qingdao Beluga Import and Export Co., LTD

3,5-Dibromopyridine CAS:625-92-3 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 interme

3,5-Dibromopyridine CAS:625-92-3

Cas:625-92-3

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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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

3,5-Dibromopyridine

Cas:625-92-3

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.:625-92-3

Cas:625-92-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Hebei Mojin Biotechnology Co.,Ltd

Hebei Mojin Biotechnology Co., Ltd, Our company is a professional in chemical raw materials and chemical reagents research and development production enterprises. Our business covers more than 30 countries, most of the big customers come from Europe,

Factory Price 3,5-dibromopyridine Cas 625-92-3

Cas:625-92-3

Min.Order:1 Kilogram

FOB Price: $80.0 / 100.0

Type:Trading Company

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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-Dibromopyridine

Cas:625-92-3

Min.Order:0

Negotiable

Type:Manufacturers

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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-dibromopyridine

Cas:625-92-3

Min.Order:0 Metric Ton

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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

3,5-Dibromopyridine

Cas:625-92-3

Min.Order:0

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Type:Lab/Research institutions

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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-Dibromopyridine

Cas:625-92-3

Min.Order:0 Metric Ton

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Type:Other

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Hangzhou Fonlynn Health Technology Co., Ltd.

Packing: According to customer requirements Delivery time: In stock or depands Port of shipment: Ningbo/Shanghai/Qingdao OEM/ODM:Welcome Sample:We can offer our existing samples at once Transportation:Express/Sea/Air Port:Ningbo/Shanghai/Qingd

3,5-Dibromopyridine

Cas:625-92-3

Min.Order:0

Negotiable

Type:Trading Company

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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-Dibromopyridine

Cas:625-92-3

Min.Order:1 Gram

Negotiable

Type:Other

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Chemlyte Solutions

Chemlyte Solutions believe that customers and suppliers deserve much more than what traditional distributors can offer. To grow in today s fast-paced and increasingly competitive market it is essential to be able to quickly adapt to market forces eff

Featured products 3,5-Dibromopyridine

Cas:625-92-3

Min.Order:100 Gram

Negotiable

Type:Other

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Shanghai Send Pharmaceutical Technology Co., Ltd.

low price high quality high purity good sevice stock Appearance:white Storage:Preserve In Well-Closed, Light-Resistant and Tight Containers. Store In Cool & Dry Place Package:1g,5g,10g...1kg,5kg...more Application:Pharmaceutical intermediat

3,5-Dibromopyridine

Cas:625-92-3

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Chemsigma International Co.,Ltd.

bulk production superiority 1,high quality with competitive price in china market 2,fast and safe delivery,goods can be sent out immediately after payment. tracking number is available. 3,our products are with mature technical support. 4.

3,5-Dibromopyridine

Cas:625-92-3

Min.Order:1 Kilogram

FOB Price: $2.0 / 3.0

Type:Lab/Research institutions

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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

High quality 3,5-Dibromopyridine

Cas:625-92-3

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

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Synthetic route

3,5-dibromopyridine-N-oxide
2402-99-5

3,5-dibromopyridine-N-oxide

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

Conditions
ConditionsYield
With titanium tetrachloride; sodium iodide In acetonitrile at 30℃; for 0.0833333h;91%
With diethyl 2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate In dichloromethane at 31℃; for 16h; Sealed tube; Irradiation;89%
With sodium hydroxide; thiourea S,S-dioxide In ethanol at 80 - 85℃; for 2h;81%
pyridine
110-86-1

pyridine

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

Conditions
ConditionsYield
With thionyl chloride; sulfuric acid; bromine at 130℃; for 10h; Temperature;82%
With tetrachloromethane; N-Bromosuccinimide; aluminium trichloride Behandeln des Reaktionsgemisches mit wss. Salzsaeure;
4-amino-3,5-dibromopyridine
84539-34-4

4-amino-3,5-dibromopyridine

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

Conditions
ConditionsYield
With trifluoroacetic acid; isopentyl nitrite In tetrahydrofuran at 70℃; for 7h;78%
3,5-dibromo-4-pyridinesulfonic acid
872273-27-3

3,5-dibromo-4-pyridinesulfonic acid

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

Conditions
ConditionsYield
With nickel In ethanol for 4h; Reflux;48.54%
pyridinium hydrobromide perbromide

pyridinium hydrobromide perbromide

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

Conditions
ConditionsYield
Heating;4%
pyridine
110-86-1

pyridine

A

3-Bromopyridine
626-55-1

3-Bromopyridine

B

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

Conditions
ConditionsYield
With bromine; aluminium trichloride at 100℃; for 5h; Product distribution; various ratios pyridine:bromine, various Lewis catalysts, various temperatures;
With bromine at 300℃; Leiten ueber Bimsstein oder ueber mit Kupfer(I)-bromid impraegnierten Bimsstein;
With bromine at 300℃; Leiten ueber mit Kupfer(I)-bromid oder Eisen(II)-bromid impraegnierten Bimsstein;
With bromine at 300℃; Leiten ueber Bimsstein;
Pyridine-2,3-dicarboxylic acid
89-00-9

Pyridine-2,3-dicarboxylic acid

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

Conditions
ConditionsYield
With bromine at 120 - 130℃;
pyridinepentacarboxylic acid
632-49-5

pyridinepentacarboxylic acid

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

Conditions
ConditionsYield
With bromine at 170℃;
piperidine hydrochloride
6091-44-7

piperidine hydrochloride

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

Conditions
ConditionsYield
With bromine at 180℃; im Rohr;
Pyridine hydrobromide
18820-82-1

Pyridine hydrobromide

A

3-Bromopyridine
626-55-1

3-Bromopyridine

B

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

Conditions
ConditionsYield
With bromine; acetic acid at 60 - 65℃; Abdestillieren des Eisessigs und Erhitzen des Rueckstandes auf 230-250grad;
Pyridine hydrobromide
18820-82-1

Pyridine hydrobromide

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

Conditions
ConditionsYield
With bromine; acetic acid at 60 - 65℃; Abdestillieren des Eisessigs und Erhitzen des Rueckstandes auf 230-250grad;
pyridine hydrochloride
628-13-7

pyridine hydrochloride

A

3-Bromopyridine
626-55-1

3-Bromopyridine

B

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

Conditions
ConditionsYield
With bromine
With bromine anschliessend Erhitzen bis auf 200grad;
With bromine; mercury dichloride at 215℃;
3-bromopyridine hydrochloride
65520-08-3

3-bromopyridine hydrochloride

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

Conditions
ConditionsYield
With water; bromine at 230 - 250℃; im Rohr;
N-methyl-3,5-dibromopyridinium bromide

N-methyl-3,5-dibromopyridinium bromide

A

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

B

methyl bromide
74-83-9

methyl bromide

Conditions
ConditionsYield
at 250℃;
3,5-dibromo-1-carboxymethyl-pyridinium; chloride

3,5-dibromo-1-carboxymethyl-pyridinium; chloride

furan-2,3,5(4H)-trione pyridine (1:1)

furan-2,3,5(4H)-trione pyridine (1:1)

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

dibromo-3,4 pyridine
13534-90-2

dibromo-3,4 pyridine

pentan-3-one
96-22-0

pentan-3-one

A

3-Bromopyridine
626-55-1

3-Bromopyridine

B

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

C

4-bromopyridin
1120-87-2

4-bromopyridin

D

bromo-3 (ethyl-1 propanol-1)-5 pyridine
107399-34-8

bromo-3 (ethyl-1 propanol-1)-5 pyridine

Conditions
ConditionsYield
With n-butyllithium 1.) THF, hexane -60 deg C, 15 min, 2.) -60 deg C, 30 min; Yield given. Multistep reaction. Yields of byproduct given;
dibromo-3,4 pyridine
13534-90-2

dibromo-3,4 pyridine

A

3-Bromopyridine
626-55-1

3-Bromopyridine

B

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

C

4-bromopyridin
1120-87-2

4-bromopyridin

Conditions
ConditionsYield
With n-butyllithium; ethanol 1.) THF, hexane -60 deg C, 15 min, 2.) -60 deg C, 15 min then -40 deg C, 15 min; Yield given. Multistep reaction. Yields of byproduct given;
piperidine
110-89-4

piperidine

hydrogenchloride
7647-01-0

hydrogenchloride

bromine
7726-95-6

bromine

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

Conditions
ConditionsYield
at 180℃;
Pyridine-2,3-dicarboxylic acid
89-00-9

Pyridine-2,3-dicarboxylic acid

bromine
7726-95-6

bromine

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

Conditions
ConditionsYield
at 120 - 130℃; im Rohr;
pyridinepentacarboxylic acid
632-49-5

pyridinepentacarboxylic acid

bromine
7726-95-6

bromine

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

Conditions
ConditionsYield
at 170℃;
acidic potassium salt of/the/ 3.5-dibromo-pyridine-tricarboxylic acid-(2.4.6)

acidic potassium salt of/the/ 3.5-dibromo-pyridine-tricarboxylic acid-(2.4.6)

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

Conditions
ConditionsYield
With methyllithium; calcium carbonate
hydrobromide of tropidine

hydrobromide of tropidine

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

Conditions
ConditionsYield
With bromine at 165℃;
hydrochloride of pyridine

hydrochloride of pyridine

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

Conditions
ConditionsYield
With water; bromine at 200 - 210℃; im Rohr;
piperidine-N-carboxylic acid ethyl ester

piperidine-N-carboxylic acid ethyl ester

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

Conditions
ConditionsYield
With bromine; acetic acid
x.x-dibromo-apophylline

x.x-dibromo-apophylline

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

Conditions
ConditionsYield
With hydrogenchloride at 200 - 210℃;
N-Ethoxycarbonylpiperidine
5325-94-0

N-Ethoxycarbonylpiperidine

bromine
7726-95-6

bromine

A

piperidine
110-89-4

piperidine

B

pyridine
110-86-1

pyridine

C

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

pyridine
110-86-1

pyridine

hydrogenchloride
7647-01-0

hydrogenchloride

bromine
7726-95-6

bromine

A

3-Bromopyridine
626-55-1

3-Bromopyridine

B

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

pyridine
110-86-1

pyridine

sulfuric acid
7664-93-9

sulfuric acid

bromine
7726-95-6

bromine

A

3-Bromopyridine
626-55-1

3-Bromopyridine

B

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

pyridine
110-86-1

pyridine

hydrogenchloride
7647-01-0

hydrogenchloride

water
7732-18-5

water

bromine
7726-95-6

bromine

A

3-Bromopyridine
626-55-1

3-Bromopyridine

B

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

Conditions
ConditionsYield
at 200 - 210℃;
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

ethanol
64-17-5

ethanol

carbon monoxide
201230-82-2

carbon monoxide

diethyl 3,5-pyridinedicarboxylate
4591-56-4

diethyl 3,5-pyridinedicarboxylate

Conditions
ConditionsYield
With triethylamine; bis-triphenylphosphine-palladium(II) chloride at 100℃; under 5171.5 Torr; for 3h;100%
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

N-methyl-3,5-dibromopyridinium tetrafluoroborate

N-methyl-3,5-dibromopyridinium tetrafluoroborate

Conditions
ConditionsYield
With trimethoxonium tetrafluoroborate In nitromethane at 0 - 20℃; Inert atmosphere;100%
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

borane-THF
14044-65-6

borane-THF

tris[{S}-1-{2-hydroxy-3-(1-naphthyl)naphthyl}]methane

tris[{S}-1-{2-hydroxy-3-(1-naphthyl)naphthyl}]methane

C66H40BBr2NO3

C66H40BBr2NO3

Conditions
ConditionsYield
Stage #1: borane-THF; tris[{S}-1-{2-hydroxy-3-(1-naphthyl)naphthyl}]methane In dichloromethane at 60℃; for 8h; Glovebox; Inert atmosphere; Sealed tube;
Stage #2: 3,5-dibromopyridine In dichloromethane for 0.0833333h; Glovebox; Inert atmosphere; Sealed tube;
100%
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

1-[4-(4,4,5,5-tetramethyl-[1 ,3,2]dioxaborolan-2-yl)phenyl]pyrrolidin-2-one
1003309-09-8

1-[4-(4,4,5,5-tetramethyl-[1 ,3,2]dioxaborolan-2-yl)phenyl]pyrrolidin-2-one

1-(4-(5-bromopyridin-3-yl)phenyl)pyrrolidin-2-one

1-(4-(5-bromopyridin-3-yl)phenyl)pyrrolidin-2-one

Conditions
ConditionsYield
Stage #1: 3,5-dibromopyridine; 1-[4-(4,4,5,5-tetramethyl-[1 ,3,2]dioxaborolan-2-yl)phenyl]pyrrolidin-2-one With potassium carbonate In water; butan-1-ol for 0.0833333h; Inert atmosphere;
Stage #2: With bis-triphenylphosphine-palladium(II) chloride In water; butan-1-ol at 70℃; for 1h;
100%
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

3,5-dibromopyridine-N-oxide
2402-99-5

3,5-dibromopyridine-N-oxide

Conditions
ConditionsYield
With dihydrogen peroxide; trifluoroacetic acid at 60℃; under 3750.38 Torr; Temperature;99.7%
With phthalic anhydride; urea-hydrogen peroxide In acetonitrile for 2h; Ambient temperature;96%
With bis-trimethylsilanyl peroxide; per-rhenic acid In dichloromethane; water at 24℃; for 24h;88%
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

thiophenol
108-98-5

thiophenol

3-bromo-5-phenylsulfanyl-pyridine

3-bromo-5-phenylsulfanyl-pyridine

Conditions
ConditionsYield
Stage #1: thiophenol With sodium hydride Metallation;
Stage #2: 3,5-dibromopyridine In N,N-dimethyl-formamide at 90℃; for 2h; Substitution; Further stages.;
99%
Stage #1: thiophenol With sodium hydride In N,N-dimethyl-formamide at 20℃; for 1h;
Stage #2: 3,5-dibromopyridine In N,N-dimethyl-formamide at 130℃; for 6.5h;
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

1-benzenesulfonyl-6-methoxy-2-tributylstannyl-1H-indole
722538-29-6

1-benzenesulfonyl-6-methoxy-2-tributylstannyl-1H-indole

1-benzenesulfonyl-2-(5-bromo-pyridin-3-yl)-6-methoxy-1H-indole
1346163-28-7

1-benzenesulfonyl-2-(5-bromo-pyridin-3-yl)-6-methoxy-1H-indole

Conditions
ConditionsYield
With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran at 100℃; for 0.333333h; Stille cross-coupling; Inert atmosphere; Microwave irradiation;99%
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

2-(5-bromopyridin-3-yl)benzo[d]oxazole
1160274-30-5

2-(5-bromopyridin-3-yl)benzo[d]oxazole

C29H17N5O2
1396009-36-1

C29H17N5O2

Conditions
ConditionsYield
With sodium carbonate; tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran; water at 85℃; for 16h; Inert atmosphere;99%
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

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;99%
sodium 2'‐(dicyclohexylphosphaneyl)‐2,6‐diisopropyl‐[1,1'‐biphenyl]‐3‐sulfonate

sodium 2'‐(dicyclohexylphosphaneyl)‐2,6‐diisopropyl‐[1,1'‐biphenyl]‐3‐sulfonate

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

bis[(trimethylsilyl)methyl](1,5-cyclooctadiene)palladium(II)
225931-80-6

bis[(trimethylsilyl)methyl](1,5-cyclooctadiene)palladium(II)

C57H71Br2NO10P2Pd2S2(2-)*2Na(1+)

C57H71Br2NO10P2Pd2S2(2-)*2Na(1+)

Conditions
ConditionsYield
In tetrahydrofuran at 20℃; for 1h;99%
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

3-bromo-5-iodopyridine
233770-01-9

3-bromo-5-iodopyridine

Conditions
ConditionsYield
With iodine; isopropylmagnesium chloride In tetrahydrofuran at -10 - -5℃; for 0.0833333h;98%
Stage #1: 3,5-dibromopyridine With nBu4ZnLi2*TMEDA In toluene at 20℃; for 1h; Inert atmosphere;
Stage #2: With iodine In tetrahydrofuran; toluene at 20℃; for 18h; Inert atmosphere; chemoselective reaction;
65%
Stage #1: 3,5-dibromopyridine With isopropylmagnesium chloride In tetrahydrofuran at 25℃; for 2h;
Stage #2: With iodine In tetrahydrofuran at -75 - 25℃;
61%
With iodine; isopropylmagnesium chloride In tetrahydrofuran at -78 - 20℃; for 2h;58%
Multi-step reaction with 2 steps
1: CuSO4; methanol; NH3 / 140 °C
2: sodium nitrite; aqueous hydrochloric acid; potassium iodide / Diazotization
View Scheme
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

4-methoxyphenylboronic acid
5720-07-0

4-methoxyphenylboronic acid

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

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

Conditions
ConditionsYield
With sodium hydrogencarbonate; tetrakis(triphenylphosphine) palladium(0) In ethanol; toluene for 14h; Suzuki crosscoupling; Heating;98%
With palladium bis[bis(diphenylphosphino)ferrocene] dichloride; sodium carbonate In acetonitrile at 110℃; for 1h; Suzuki Coupling; Inert atmosphere;
4-Methylthiazole
693-95-8

4-Methylthiazole

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

3,5-bis(4-methylthiazol-5-yl)pyridine

3,5-bis(4-methylthiazol-5-yl)pyridine

Conditions
ConditionsYield
With {N,N-(1,2-diphenylethane-1,2-diylidene)bis(2-benzhydryl-4,6-dimthylaniline)}dichloropalladium; potassium carbonate; Trimethylacetic acid In N,N-dimethyl acetamide at 130℃; for 12h; Catalytic behavior;98%
With C82H77Cl2N3O2Pd; potassium carbonate; Trimethylacetic acid In N,N-dimethyl acetamide at 130℃; for 4h;97%
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

pivalaldehyde
630-19-3

pivalaldehyde

C10H13Br2NO

C10H13Br2NO

Conditions
ConditionsYield
Stage #1: 3,5-dibromopyridine; 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;
98%
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

2-methylphenyl aldehyde
529-20-4

2-methylphenyl aldehyde

C13H11Br2NO

C13H11Br2NO

Conditions
ConditionsYield
Stage #1: 3,5-dibromopyridine; 2-methylphenyl aldehyde 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;
98%
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

benzaldehyde
100-52-7

benzaldehyde

(3,5-Dibromo-pyridin-4-yl)-phenyl-methanol

(3,5-Dibromo-pyridin-4-yl)-phenyl-methanol

Conditions
ConditionsYield
Stage #1: 3,5-dibromopyridine; benzaldehyde With tris(trimethylsilyl)amine; cesium fluoride In N,N-dimethyl-formamide at 20℃; for 6h;
Stage #2: With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 1.5h; Catalytic behavior; Reagent/catalyst; Solvent;
97%
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

4-methyl-2,6-dioxo-8-phenylhexahydro-[1,3,2]oxazaborolo[2,3-b][1,3,2]oxazaborol-4-ium-8-uide
109674-45-5

4-methyl-2,6-dioxo-8-phenylhexahydro-[1,3,2]oxazaborolo[2,3-b][1,3,2]oxazaborol-4-ium-8-uide

3,5-diphenylpyridine
92-07-9

3,5-diphenylpyridine

Conditions
ConditionsYield
With potassium phosphate; [Pd(η(5)-C5H5)Fe(η(5)-C5H3-C(CH3)=N-C6H4-4-CH3)Cl(P(C6H5)3)] In ethanol; water at 90℃; for 4h; Suzuki-Miyaura Coupling; Inert atmosphere; Schlenk technique; Green chemistry;96%
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

1-(1-methyl-piperidin-4-yl)-piperazine
23995-88-2

1-(1-methyl-piperidin-4-yl)-piperazine

1-(5-bromopyridin-3-yl)-4-(1-methylpiperidin-4-yl)piperazine

1-(5-bromopyridin-3-yl)-4-(1-methylpiperidin-4-yl)piperazine

Conditions
ConditionsYield
With 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene; bis(dibenzylideneacetone)-palladium(0); sodium t-butanolate In toluene at 100℃; for 4h; Inert atmosphere;96%
1-methyl-1H-imidazole
616-47-7

1-methyl-1H-imidazole

3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

3,5-bis(1-methyl-1H-imidazol-5-yl)pyridine

3,5-bis(1-methyl-1H-imidazol-5-yl)pyridine

Conditions
ConditionsYield
With {N,N-(1,2-diphenylethane-1,2-diylidene)bis(2-benzhydryl-4,6-dimthylaniline)}dichloropalladium; potassium carbonate; Trimethylacetic acid In N,N-dimethyl acetamide at 130℃; for 12h; Catalytic behavior;96%
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

3,5-diaminopyridine
4318-78-9

3,5-diaminopyridine

Conditions
ConditionsYield
With C24H12Cu2F9N4O7; tetrabutylammomium bromide; ammonia; caesium carbonate In water at 110 - 140℃; for 16h;95%
With ammonium hydroxide; copper(II) sulfate at 130℃;
With ammonium hydroxide; copper; copper(II) sulfate at 130℃; for 14h; Substitution; Amination;
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

benzaldehyde
100-52-7

benzaldehyde

5-bromo-α-phenyl-3-pyridinemethanol

5-bromo-α-phenyl-3-pyridinemethanol

Conditions
ConditionsYield
Stage #1: 3,5-dibromopyridine With TurboGrignard In tetrahydrofuran at -78℃; for 2h;
Stage #2: benzaldehyde In tetrahydrofuran at -78 - 20℃;
95%
Stage #1: 3,5-dibromopyridine With isopropylmagnesium chloride In tetrahydrofuran at 20℃; for 2h; Grignard reaction;
Stage #2: benzaldehyde at 20℃; for 2h; Alkylation;
76%
Stage #1: 3,5-dibromopyridine With isopropylmagnesium chloride In tetrahydrofuran at 20℃; for 1h; Substitution;
Stage #2: benzaldehyde In tetrahydrofuran at 20℃; for 18h; Substitution;
76%
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

3,5-diiodopyridine
53710-18-2

3,5-diiodopyridine

Conditions
ConditionsYield
With copper(l) iodide; N,N-diethylethylenediamine; sodium iodide In 1,4-dioxane at 120℃; for 18h; Schlenk technique;95%
With copper(l) iodide; sodium iodide; N,N`-dimethylethylenediamine In 1,4-dioxane at 120℃; for 20h; Schlenk technique;86%
Stage #1: 3,5-dibromopyridine With nBu4ZnLi2*TMEDA In toluene at 20℃; for 1h; Inert atmosphere;
Stage #2: With iodine In tetrahydrofuran; toluene at 20℃; for 18h; Inert atmosphere; chemoselective reaction;
85%
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

2-(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)benzo[d]oxazole

2-(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)benzo[d]oxazole

C31H19N3O2
1396009-31-6

C31H19N3O2

Conditions
ConditionsYield
With potassium carbonate; tetrakis(triphenylphosphine) palladium(0) In 1,4-dioxane; water at 90℃; Inert atmosphere;95%
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

benzoimidazole
51-17-2

benzoimidazole

3,5-di(1H-benzimidazol-1-yl)pyridine

3,5-di(1H-benzimidazol-1-yl)pyridine

Conditions
ConditionsYield
With potassium carbonate; copper(II) sulfate for 24h; Reflux;95%
With copper(l) iodide; 1,10-Phenanthroline; potassium carbonate In N,N-dimethyl-formamide at 150℃; for 72h; Inert atmosphere;50%
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

tri(p-tolyl)bismuth
5142-75-6

tri(p-tolyl)bismuth

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

3,5-bis(4-methylphenyl)pyridine

Conditions
ConditionsYield
With potassium phosphate; palladium diacetate; triphenylphosphine In N,N-dimethyl-formamide at 90℃; for 1.5h; Schlenk technique; Inert atmosphere;95%
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

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

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

C11H16BBr2NO2

C11H16BBr2NO2

Conditions
ConditionsYield
With 1,3-di-tert-butyl-2-(neopentyloxy)-2,3-dihydro-1H-1,3,2-diazaphosphole In diethyl ether at 20℃; for 12h;95%
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

tris(4-methoxyphenyl)bismuth
33397-21-6

tris(4-methoxyphenyl)bismuth

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

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

Conditions
ConditionsYield
With potassium phosphate; palladium diacetate; triphenylphosphine In N,N-dimethyl-formamide at 90℃; for 1.5h; Schlenk technique; Inert atmosphere;94%
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

sodium methylate
124-41-4

sodium methylate

3-bromo-5-methoxypyridine
50720-12-2

3-bromo-5-methoxypyridine

Conditions
ConditionsYield
In DMF (N,N-dimethyl-formamide) at 20 - 70℃;93%
In methanol; DMF (N,N-dimethyl-formamide) at 70℃;93%
In methanol at 130℃; for 24h;92%
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

allyl bromide
106-95-6

allyl bromide

3-allyl-5-bromopyridine

3-allyl-5-bromopyridine

Conditions
ConditionsYield
Stage #1: 3,5-dibromopyridine With TurboGrignard In tetrahydrofuran at -10℃; for 0.25h;
Stage #2: allyl bromide In tetrahydrofuran at 0℃; for 1h;
93%
Stage #1: 3,5-dibromopyridine With TurboGrignard In tetrahydrofuran at -15 - -10℃; for 0.25h;
Stage #2: allyl bromide In tetrahydrofuran at -10℃; for 1h; Product distribution / selectivity;
93%
3,5-dibromopyridine
625-92-3

3,5-dibromopyridine

3-methoxyphenylboronic acid
10365-98-7

3-methoxyphenylboronic acid

3,5-bis-(3-methoxyphenyl)-pyridine
15366-86-6

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

Conditions
ConditionsYield
With sodium hydrogencarbonate; tetrakis(triphenylphosphine) palladium(0) In ethanol; toluene for 14h; Suzuki crosscoupling; Heating;93%

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