As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch
Cas:58530-53-3
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inquiryWelcome 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
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inquiryHigh quality 2,4-Dibromopyridine CAS 58530-53-3 with factory price 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
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inquiryThe company has a professional R & D team, mature technology, very competitive prices and stable high quality products for customers to order high quality and low price product efforts! Appearance:White or off-white Solid Storage:Sealed, dry, m
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inquiryProduct Description Product website: http://www.finerchem.com/pro01en/id/1650.html Product Name 2,4-Dibromopyridine CAS No. 58530-53-3
Cas:58530-53-3
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inquiry2,4-Dibromopyridine Basic information Product Name: 2,4-Dibromopyridine Synonyms: 2,4-DIBROMOPYRIDINE;2,4-DIBROMO-6-NITROPHENOL;Pyridine, 2,4-dibromo- CAS: 58530-53
Cas:58530-53-3
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inquiryWITH 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
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inquiry1)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 etc. 3) oem/odm available; 4) rea
Cas:58530-53-3
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inquiry1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:powder Storage:Store in sealed containers at cool & dry plac
Cas:58530-53-3
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inquiryOur 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 prese
Cas:58530-53-3
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inquiry2,4-Dibromopyridine CAS:58530-53-3 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 inter
Cas:58530-53-3
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inquiryHello, 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
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inquiryBest 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
Triumph has the complete production of G- KG - MT service chain,we can make the new technology into productivity quickly in the research and development of new products. Main Business Custom Synthesis: Trading(Raw Mater
Cas:58530-53-3
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inquiryHangzhou 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
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inquiryJ&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
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
Cas:58530-53-3
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inquiryThe 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
Cas:58530-53-3
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inquiryWhy 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
Massive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and
Cas:58530-53-3
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inquiryZibo 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
Cas:58530-53-3
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inquiryWe 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
Cas:58530-53-3
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inquiry2,4-Dibromopyridine Chemical Properties Melting point 35-40 °C Boiling point 238°C(lit.) density 2.059±0.06 g/cm3(Predicted) Fp >110℃ pka 0.17±0.10(Predicted) Sensitive Hygroscopic InChIKey PCMMSLVJM
Cas:58530-53-3
Min.Order:1 Gram
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Type:Lab/Research institutions
inquiryfactory?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
Cas:58530-53-3
Min.Order:1 Kilogram
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Type:Trading Company
inquiryWe 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
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
Cas:58530-53-3
Min.Order:1 Gram
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inquiryConditions | Yield |
---|---|
With phosphorus(V) oxybromide at 125℃; for 4.5h; | A 90% B 9% |
With phosphorus(V) oxybromide at 125℃; for 4.5h; | A 85% B 12% |
2,4-dibromopyridine N-oxide
2,4-dibromopyridine
Conditions | Yield |
---|---|
With Acetyl bromide In acetic acid at 130℃; | 80% |
2-bromo-4-nitropyridine N-oxide
2,4-dibromopyridine
Conditions | Yield |
---|---|
With Acetyl bromide In acetic acid at 130℃; for 16h; | 71% |
Multi-step reaction with 2 steps 1: FeSO4; concentrated aqueous NH3 2: sodium nitrite; aqueous sulfuric acid; copper (II)-sulfate; potassium bromide / Diazotization.Reagens 4: Kupfer-Pulver; Reagens 5: Wasser View Scheme |
2-bromo-4-aminopyridine
2,4-dibromopyridine
Conditions | Yield |
---|---|
With hydrogen bromide; bromine; sodium nitrite | 60% |
With sulfuric acid; copper(II) sulfate; potassium bromide; sodium nitrite Diazotization.Reagens 4: Kupfer-Pulver; Reagens 5: Wasser; |
2,4-dichloropyridine
2,4-dibromopyridine
Conditions | Yield |
---|---|
With trimethylsilyl bromide In various solvent(s) Heating; | 49% |
4-bromo-2-picolinic acid
2,4-dibromopyridine
Conditions | Yield |
---|---|
With tert-butylhypochlorite; dichloromethane; oxygen; sodium hydrogencarbonate at 70℃; for 20h; Green chemistry; | 45% |
2,3-dibromopyridine
2,4-dibromopyridine
Conditions | Yield |
---|---|
Stage #1: 2,3-dibromopyridine With 2,2,6,6-tetramethyl-piperidine; n-butyllithium; ZnCl2-N,N,N’,N’-tetramethylethylenediamine In tetrahydrofuran at 20℃; for 2h; Inert atmosphere; Stage #2: With water In tetrahydrofuran Inert atmosphere; regioselective reaction; | 25% |
With bromine; tert.-butyl lithium; diisopropylamine 1.) THF, -60 deg C, 2.) -70 deg C, 4 h; Yield given. Multistep reaction; |
3-deazauracil
2,4-dibromopyridine
Conditions | Yield |
---|---|
With phosphorus(V) oxybromide at 130℃; |
Conditions | Yield |
---|---|
With n-butyllithium; pentan-3-one 1) THF, -40 deg C, 15 min, 2) THF, -60 deg C, 15 min; Yield given. Multistep reaction. Yields of byproduct given; |
2-bromopyridine-N-oxide
2,4-dibromopyridine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: concentrated sulfuric acid; nitric acid 2: FeSO4; concentrated aqueous NH3 3: sodium nitrite; aqueous sulfuric acid; copper (II)-sulfate; potassium bromide / Diazotization.Reagens 4: Kupfer-Pulver; Reagens 5: Wasser View Scheme |
2-chloro-4-(trifluoromethoxy)pyridine
A
2,4-dibromopyridine
B
2-bromo-4-(trifluoromethoxy)pyridine
Conditions | Yield |
---|---|
With trimethylsilyl bromide In propiononitrile at 100℃; for 48h; |
2,4-dibromopyridine
(2,4,6-triisopropylphenyl)magnesium bromide
Conditions | Yield |
---|---|
With bis(tricyclohexylphosphine)nickel(II) dichloride In tetrahydrofuran at 20℃; Inert atmosphere; | 100% |
Conditions | Yield |
---|---|
With copper(l) iodide; N,N,N,N,-tetramethylethylenediamine; caesium carbonate In dimethyl sulfoxide at 110℃; for 24h; Reagent/catalyst; Solvent; Inert atmosphere; regioselective reaction; | 98% |
pyrrolidine
2,4-dibromopyridine
2-bromo-4-(pyrrolidin-1-yl)-pyridine
Conditions | Yield |
---|---|
In ethanol at 70℃; | 97% |
2,4-dibromopyridine
2-methylphenylboronic acid pinacol ester
4-bromo-2-(2-methylphenyl)pyridine
Conditions | Yield |
---|---|
With palladium diacetate; triphenylphosphine; potassium hydroxide In acetonitrile at 70℃; for 24h; Suzuki Coupling; Inert atmosphere; regioselective reaction; | 95% |
2,4-dibromopyridine
2-Methoxyphenylboronic acid
4-bromo-2-(2-methoxyphenyl)pyridine
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); sodium carbonate In tetrahydrofuran; water at 85℃; for 48h; Inert atmosphere; | 94% |
2,4-dibromopyridine
2-(4-methoxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
Conditions | Yield |
---|---|
With palladium diacetate; triphenylphosphine; potassium hydroxide In acetonitrile at 70℃; for 24h; Suzuki Coupling; Inert atmosphere; regioselective reaction; | 93% |
Conditions | Yield |
---|---|
With copper(l) iodide; N,N,N,N,-tetramethylethylenediamine; caesium carbonate In dimethyl sulfoxide at 110℃; for 24h; Inert atmosphere; regioselective reaction; | 91% |
2,4-dibromopyridine
p-tolylboronic pinacol ester
4-bromo-2-(4-methylphenyl)pyridine
Conditions | Yield |
---|---|
With palladium diacetate; triphenylphosphine; potassium hydroxide In acetonitrile at 70℃; for 24h; Suzuki Coupling; Inert atmosphere; regioselective reaction; | 91% |
2,4-dibromopyridine
N,N-diphenyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)aniline
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); sodium carbonate In ethanol; toluene at 110℃; for 48h; Inert atmosphere; Reflux; | 90% |
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); sodium carbonate In ethanol; water; toluene at 100℃; for 16h; Inert atmosphere; | 89.79% |
With tetrakis(triphenylphosphine) palladium(0); sodium carbonate In ethanol; water; toluene at 100℃; for 2h; Microwave irradiation; Inert atmosphere; | 23% |
Conditions | Yield |
---|---|
With copper(l) iodide; N,N,N,N,-tetramethylethylenediamine; caesium carbonate In dimethyl sulfoxide at 110℃; for 24h; Inert atmosphere; regioselective reaction; | 89% |
Stage #1: p-cresol With copper(l) iodide; N,N,N,N,-tetramethylethylenediamine; caesium carbonate In toluene at 20℃; for 4h; Inert atmosphere; Stage #2: 2,4-dibromopyridine In toluene at 110℃; Inert atmosphere; regioselective reaction; |
2,4-dibromopyridine
2-phenyl-4,4,5,5-tetramethyl-1,3,2-dioxoborole
A
2-bromo-4-phenylpyridine
B
4-bromo-2-phenyl pyridine
Conditions | Yield |
---|---|
With palladium diacetate; triphenylphosphine; potassium hydroxide In acetonitrile for 24h; Reagent/catalyst; Temperature; Suzuki Coupling; Inert atmosphere; Reflux; regioselective reaction; | A 6% B 89% |
2,4-dibromopyridine
2-(biphenyl-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
4-bromo-2-(4-phenylphenyl)pyridine
Conditions | Yield |
---|---|
With palladium diacetate; triphenylphosphine; potassium hydroxide In acetonitrile at 70℃; for 24h; Suzuki Coupling; Inert atmosphere; regioselective reaction; | 89% |
2,4-dibromopyridine
2-([1,1’-biphenyl]-3-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
4-bromo-2-(3-phenylphenyl)pyridine
Conditions | Yield |
---|---|
With palladium diacetate; triphenylphosphine; potassium hydroxide In acetonitrile at 70℃; for 24h; Suzuki Coupling; Inert atmosphere; regioselective reaction; | 89% |
2,4-dibromopyridine
4-pyridineboronic acid pinacol ester
<4,2';4',4''>Terpyridin
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); potassium carbonate In ethanol; toluene for 120h; Inert atmosphere; Reflux; | 88.7% |
piperidine
2,4-dibromopyridine
2'-bromo-3,4,5,6-tetrahydro-2H-[1,4']bipyridinyl
Conditions | Yield |
---|---|
In isopropyl alcohol at 75℃; for 72h; | 88% |
2,4-dibromopyridine
9,9‐dimethyl‐10H‐acridine
Conditions | Yield |
---|---|
With bis(dibenzylideneacetone)-palladium(0); sodium t-butanolate; tri tert-butylphosphoniumtetrafluoroborate In toluene at 110℃; for 12h; Inert atmosphere; | 88% |
2,4-dibromopyridine
4-(diphenylamino)phenyl boronic acid
C41H31N3
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); sodium carbonate In ethanol; toluene at 110℃; for 48h; Suzuki coupling; Inert atmosphere; | 87% |
With tetrakis(triphenylphosphine) palladium(0); sodium carbonate In ethanol; water; toluene at 110℃; for 48h; Suzuki coupling; Inert atmosphere; | 87% |
2,4-dibromopyridine
tris(3,4-dimethoxyphenyl)bismuthane
Conditions | Yield |
---|---|
With potassium acetate; palladium diacetate; triphenylphosphine In 1-methyl-pyrrolidin-2-one at 110℃; for 2h; Schlenk technique; Inert atmosphere; | 87% |
Conditions | Yield |
---|---|
With copper(l) iodide; N,N,N,N,-tetramethylethylenediamine; caesium carbonate In dimethyl sulfoxide at 110℃; for 24h; Inert atmosphere; regioselective reaction; | 86% |
2,4-dibromopyridine
4,4,5,5-tetramethyl-2-m-tolyl-1,3,2-dioxaborolane
4-bromo-2-(3-methylphenyl)pyridine
Conditions | Yield |
---|---|
With palladium diacetate; triphenylphosphine; potassium hydroxide In acetonitrile at 70℃; for 24h; Suzuki Coupling; Inert atmosphere; regioselective reaction; | 86% |
2,4-dibromopyridine
phenylboronic acid
A
2-bromo-4-phenylpyridine
B
2,4-diphenylpyridine
C
4-bromo-2-phenyl pyridine
Conditions | Yield |
---|---|
With potassium phosphate; johnphos; tris(dibenzylideneacetone)dipalladium (0) In toluene at 40℃; for 24h; Suzuki cross-coupling; | A n/a B 85% C n/a |
With TlOH; tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran; water at 25℃; for 24h; Suzuki cross-coupling; | A 4% B 4% C 67% |
With tetra(n-butyl)ammonium hydroxide; palladium diacetate; triphenylphosphine In tetrahydrofuran; water at 40℃; for 1h; Reagent/catalyst; Suzuki-Miyaura Coupling; Inert atmosphere; | A 61% B n/a C n/a |
Conditions | Yield |
---|---|
tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran at -20 - 20℃; for 2.16667h; Inert atmosphere; | 85% |
tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran at 20℃; for 2.16667h; | 85% |
With tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran at 0 - 20℃; for 16.1667h; Negishi Coupling; | 24% |
Conditions | Yield |
---|---|
Stage #1: 2,4-dibromopyridine With n-butyllithium In hexane; toluene at -78℃; for 2h; Stage #2: benzaldehyde In hexane; toluene at -78 - 0℃; for 5h; | 85% |
Conditions | Yield |
---|---|
Stage #1: 2,4-dibromopyridine With n-butyllithium In diethyl ether; hexane at -78℃; for 2h; Stage #2: triethylchlorogermane In diethyl ether; hexane at -78 - 20℃; for 17h; | 85% |
2,4-dibromopyridine
2-(4-ethylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
4-bromo-2-(4-ethylphenyl)pyridine
Conditions | Yield |
---|---|
With palladium diacetate; triphenylphosphine; potassium hydroxide In acetonitrile at 70℃; for 24h; Suzuki Coupling; Inert atmosphere; regioselective reaction; | 84% |
Conditions | Yield |
---|---|
With potassium acetate; palladium diacetate; triphenylphosphine In 1-methyl-pyrrolidin-2-one at 110℃; for 2h; Schlenk technique; Inert atmosphere; | 84% |
2,4-dibromopyridine
phenylacetylene
4-bromo-2-(phenylethynyl)pyridine
Conditions | Yield |
---|---|
With copper(l) iodide; palladium(II) trifluoroacetate; diisopropylamine; triphenylphosphine In acetonitrile for 24h; Catalytic behavior; Reagent/catalyst; Solvent; Reflux; Inert atmosphere; regioselective reaction; | 84% |
Conditions | Yield |
---|---|
With copper(l) iodide; N,N,N,N,-tetramethylethylenediamine; caesium carbonate In dimethyl sulfoxide at 110℃; for 24h; Inert atmosphere; regioselective reaction; | 83% |
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