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
Cas:40473-01-6
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inquiryProduct Description Product website: http://www.finerchem.com Product Name 2-Bromo-5-chloropyridine CAS No. 40473-01-6 Appearance
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inquiryName: 2-Bromo-5-Chloropyridine Molecular Formula:C5H3BClN Molecular Weight:192.44 CAS No.:40473-01-6 Appearance:Similar White To Slight Yellow Solid Appearance:Similar White To Slight Yellow Solid Storage:Store in cool and dry place, away from su
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Min.Order:1 Kilogram
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Min.Order:100 Gram
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Cas:40473-01-6
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inquiry2-Bromo-5-chloropyridine Chemical Properties Melting point 65-69 °C Boiling point 128 °C / 16mmHg density 1.736±0.06 g/cm3(Predicted) form Powder pka -1.49±0.10(Predicted) color Beige to yellow-brown Water
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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
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inquiryOur company is engaged in customizing the benzene ring and pyridine derivative organic intermediates, and the quantity is flexible according to customer's needs. It mainly provides high-quality intermediates for domestic and foreign pharmaceuti
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Cas:40473-01-6
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry5-chloro-2-pyridylamine
2-Bromo-5-chloro-pyridine
Conditions | Yield |
---|---|
With hydrogen bromide; bromine; sodium nitrite In water at 0 - 10℃; for 1.5h; | 93% |
Stage #1: 5-chloro-2-pyridylamine With hydrogen bromide; bromine; sodium nitrite In water at 0℃; for 1h; Stage #2: With sodium hydroxide In water; ethyl acetate | 91% |
With hydrogen bromide; bromine; sodium nitrite In water at 0℃; for 1h; | 91% |
5-chloro-2-pyridylamine
A
2-Bromo-5-chloro-pyridine
B
2-bromo-1,3-benzothiazole
Conditions | Yield |
---|---|
A 70% B n/a |
2,5 dichloropyridine
2-Bromo-5-chloro-pyridine
Conditions | Yield |
---|---|
With trimethylsilyl bromide In various solvent(s) Heating; | 67% |
5-chloro-2-pyridinol
2-Bromo-5-chloro-pyridine
Conditions | Yield |
---|---|
With phosphorus(V) oxybromide for 16h; Heating / reflux; |
2-Bromo-5-chloro-pyridine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: polyphosphoric acid / 0.08 h / 160 - 180 °C 2: bromine; hydrogen bromide; sodium nitrite / water / 1.5 h / 0 - 10 °C View Scheme |
2-Bromo-5-chloro-pyridine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: polyphosphoric acid / 0.08 h / 160 - 180 °C 2: bromine; hydrogen bromide; sodium nitrite / water / 1.5 h / 0 - 10 °C View Scheme |
2-Bromo-5-chloro-pyridine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: polyphosphoric acid / 0.08 h / 160 - 180 °C 2: bromine; hydrogen bromide; sodium nitrite / water / 1.5 h / 0 - 10 °C View Scheme |
2-Bromo-5-chloro-pyridine
triphenylbismuthane
5-chloro-2-phenylpyridine
Conditions | Yield |
---|---|
With potassium acetate; palladium diacetate; triphenylphosphine In 1-methyl-pyrrolidin-2-one at 110℃; for 2h; Schlenk technique; Inert atmosphere; chemoselective reaction; | 98% |
2-Bromo-5-chloro-pyridine
3-(5-bromofuran-2-yl)-benzonitrile
3-(5-(5-choro-2-pyridyl)-2-furyl)-benzonitrile
Conditions | Yield |
---|---|
With hexamethyldistannane; Pd(PPh3)4 In hexane; dichloromethane; chloroform; ethyl acetate | 97.5% |
2-Bromo-5-chloro-pyridine
tris(4-chlorophenyl)bismuthane
Conditions | Yield |
---|---|
With potassium acetate; palladium diacetate; triphenylphosphine In 1-methyl-pyrrolidin-2-one at 110℃; for 2h; Schlenk technique; Inert atmosphere; chemoselective reaction; | 96% |
2-Bromo-5-chloro-pyridine
2-vinylbenzeneboronic acid
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); caesium carbonate In ethanol; toluene at 100℃; for 8h; Inert atmosphere; | 96% |
2-Bromo-5-chloro-pyridine
tris-(4-ethoxy-phenyl)-bismuthine
Conditions | Yield |
---|---|
With potassium acetate; palladium diacetate; triphenylphosphine In 1-methyl-pyrrolidin-2-one at 110℃; for 2h; Schlenk technique; Inert atmosphere; chemoselective reaction; | 95% |
2-Bromo-5-chloro-pyridine
phenylboronic acid
5-chloro-2-phenylpyridine
Conditions | Yield |
---|---|
With [Pd(N-(3-chloro-2-quinoxalinyl)-N'-(2,6-diisopropylphenyl)imidazolium)(PPh3)Cl2]; potassium carbonate In water at 70℃; for 3h; Catalytic behavior; Suzuki-Miyaura Coupling; | 94% |
With tetrakis(triphenylphosphine) palladium(0); sodium carbonate In ethanol; water; toluene for 12h; Suzuki Coupling; Reflux; Inert atmosphere; | |
With potassium phosphate tribasic heptahydrate; palladium diacetate In water; isopropyl alcohol at 80℃; | |
With tetrakis(triphenylphosphine) palladium(0); sodium carbonate In ethanol; water; toluene for 2h; Schlenk technique; Inert atmosphere; Reflux; |
2-Bromo-5-chloro-pyridine
methanol
carbon monoxide
methyl 5-chloropyridine-2-carboxylate
Conditions | Yield |
---|---|
With triethylamine; palladium diacetate; 1,1'-bis(diphenylphosphino)ferrocene at 50℃; under 775.743 Torr; for 24h; | 93% |
With triethylamine; 1,1'-bis-(diphenylphosphino)ferrocene; palladium diacetate at 50℃; under 775.743 Torr; for 24h; | 93% |
With triethylamine; 1,1'-bis-(diphenylphosphino)ferrocene; palladium diacetate at 50℃; under 775.743 Torr; for 24h; | 93% |
2-Bromo-5-chloro-pyridine
indole-2,3-dione
Conditions | Yield |
---|---|
With copper(II) acetate monohydrate; sodium hydrogencarbonate In N,N-dimethyl-formamide at 120℃; for 10h; | 91% |
2-Bromo-5-chloro-pyridine
5-methoxyisatine
Conditions | Yield |
---|---|
With copper(II) acetate monohydrate; sodium hydrogencarbonate In N,N-dimethyl-formamide at 120℃; for 10h; | 91% |
2-Bromo-5-chloro-pyridine
Conditions | Yield |
---|---|
With palladium diacetate; caesium carbonate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl In toluene at 100℃; for 1h; Inert atmosphere; | 91% |
2-Bromo-5-chloro-pyridine
ethyl 4-formyl-1H-pyrazol-3(5)-carboxylate
ethyl 1-(5-chloropyridin-2-yl)-4-formyl-1H-pyrazole-3-carboxylate
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 100℃; for 2h; | 90% |
With potassium carbonate In N,N-dimethyl-formamide at 120℃; for 2h; | 90% |
2-Bromo-5-chloro-pyridine
2-chloro-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine
Conditions | Yield |
---|---|
With dichloro[1,1'-bis(di-t-butylphosphino)ferrocene]palladium(II); triethylamine In tetrahydrofuran; water at 20℃; for 2h; Suzuki-Miyaura Coupling; Inert atmosphere; chemoselective reaction; | 90% |
2-Bromo-5-chloro-pyridine
4-Phenyl-1-butyne
5-chloro-2-(4-phenylbut-1-yn-1-yl)pyridine
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine at 20℃; for 0.5h; Sonogashira Cross-Coupling; | 89% |
1,4-diaza-bicyclo[2.2.2]octane
2-Bromo-5-chloro-pyridine
potassium phtalimide
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 120℃; for 24h; | 89% |
In N,N-dimethyl-formamide at 120℃; for 24h; Inert atmosphere; | 88% |
2-Bromo-5-chloro-pyridine
Conditions | Yield |
---|---|
With tris-(dibenzylideneacetone)dipalladium(0); caesium carbonate; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene In 1,4-dioxane at 100℃; Inert atmosphere; | 89% |
2-Bromo-5-chloro-pyridine
methyl [(2S)-3-methyl-1-oxo-1-{(2S)-2-[5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-benzimidazol-2-yl]pyrrolidin-1-yl}butan-2-yl]carbamate
methyl (S)-1-((S)-2-(5-(5-chloropyridin-2-yl)-1H-benzo[d]imidazol-2-yl)pyrrolidin-1-yl)-3-methyl-1-oxobutan-2-ylcarbamate
Conditions | Yield |
---|---|
With caesium carbonate; tetrakis(triphenylphosphine) palladium(0) In 1,4-dioxane at 80℃; for 16h; Sealed tube; Inert atmosphere; | 88% |
2-Bromo-5-chloro-pyridine
5-chloro-2-iodo-pyridine
Conditions | Yield |
---|---|
With chloro-trimethyl-silane; sodium iodide In various solvent(s) for 6h; Heating; | 87% |
Stage #1: 2-Bromo-5-chloro-pyridine With acetyl chloride; sodium iodide In acetonitrile for 3h; Heating / reflux; Stage #2: With potassium carbonate In water; acetonitrile at 0℃; | 75% |
Stage #1: 2-Bromo-5-chloro-pyridine With acetyl chloride; sodium iodide In acetonitrile for 6h; Heating / reflux; Stage #2: With potassium carbonate In water; acetonitrile at 0℃; | 75% |
With chloro-trimethyl-silane; sodium iodide In acetonitrile Reflux; |
2-Bromo-5-chloro-pyridine
tri(p-isopropoxyphenyl)bismuth
Conditions | Yield |
---|---|
With potassium acetate; palladium diacetate; triphenylphosphine In 1-methyl-pyrrolidin-2-one at 110℃; for 2h; Schlenk technique; Inert atmosphere; chemoselective reaction; | 87% |
2-Bromo-5-chloro-pyridine
tris(4-methoxyphenyl)bismuth
Conditions | Yield |
---|---|
With potassium acetate; palladium diacetate; triphenylphosphine In 1-methyl-pyrrolidin-2-one at 110℃; for 2h; Schlenk technique; Inert atmosphere; chemoselective reaction; | 86% |
2-Bromo-5-chloro-pyridine
triethylsilyl chloride
Conditions | Yield |
---|---|
With n-butyllithium; diisopropylamine In tetrahydrofuran; hexane at -20℃; for 1.25h; | 86% |
2-Bromo-5-chloro-pyridine
S-Methylisothiourea sulfate
5-chloro-2-(methylsulfanyl)pyridine
Conditions | Yield |
---|---|
With caesium carbonate In dimethyl sulfoxide at 80℃; for 5h; | 86% |
2-Bromo-5-chloro-pyridine
N,N-dimethyl acetamide
1-(5-chloropyridin-2-yl)ethan-1-one
Conditions | Yield |
---|---|
Stage #1: 2-Bromo-5-chloro-pyridine With sec.-butyllithium In diethyl ether; hexane at -60℃; for 2h; Stage #2: N,N-dimethyl acetamide In diethyl ether; hexane for 3h; Stage #3: With hydrogenchloride; water In diethyl ether; hexane | 85% |
Stage #1: 2-Bromo-5-chloro-pyridine With n-butyllithium In diethyl ether; hexane at -78℃; Stage #2: N,N-dimethyl acetamide In diethyl ether; hexane for 0.5h; | 59% |
With n-butyllithium In diethyl ether; hexane at -78℃; for 0.5h; | 59% |
Stage #1: 2-Bromo-5-chloro-pyridine With sec.-butyllithium In cyclohexane at -74℃; for 1.66667h; Stage #2: N,N-dimethyl acetamide In diethyl ether; cyclohexane at -74℃; for 1.66667h; |
2-Bromo-5-chloro-pyridine
2-Methylphenylboronic acid
5-chloro-2-(o-tolyl)pyridine
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); sodium carbonate In ethanol; water; toluene Reflux; | 84% |
With Pd-catalyzed Suzuki coupling; |
2-Bromo-5-chloro-pyridine
N-boc-2-pyrroleboronic acid
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; sodium carbonate In tetrahydrofuran; water Suzuki Coupling; Inert atmosphere; Reflux; | 84% |
2-Bromo-5-chloro-pyridine
5-(chloromethyl)-1,3-oxazolidin-2-one
5-(chloromethyl)-3-(5-chloropyridin-2-yl)-1,3-oxazolidin-2-one
Conditions | Yield |
---|---|
With caesium carbonate; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene; tris-(dibenzylideneacetone)dipalladium(0) In 1,4-dioxane at 85℃; for 12h; | 83% |
With tris-(dibenzylideneacetone)dipalladium(0); caesium carbonate; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene In 1,4-dioxane at 80℃; |
2-Bromo-5-chloro-pyridine
5-chloro-pyridin-2-yl hydrazine
Conditions | Yield |
---|---|
With hydrazine hydrate In isopropyl alcohol for 10h; Reflux; | 82% |
2-Bromo-5-chloro-pyridine
benzyl (4R)-2,2-dimethyl-4-vinyl-1,3-oxazolidine-3-carboxylate
(R)-2-(benzyloxycarbonyl)amino-4-(4-chloropyridin-2-yl)-1-butanol
Conditions | Yield |
---|---|
Stage #1: benzyl (4R)-2,2-dimethyl-4-vinyl-1,3-oxazolidine-3-carboxylate With 9-borabicyclo[3.3.1]nonane dimer In toluene at 80 - 85℃; hydroboration; Stage #2: 2-Bromo-5-chloro-pyridine With sodium hydroxide; tetrakis(triphenylphosphine) palladium(0); tetra-(n-butyl)ammonium iodide In toluene at 90℃; Suzuki cross-coupling; Stage #3: With hydrogenchloride In methanol for 24h; Ring cleavage; Further stages.; | 81% |
2-Bromo-5-chloro-pyridine
5-chloroindole 2,3-dione
Conditions | Yield |
---|---|
With copper(II) acetate monohydrate; sodium hydrogencarbonate In N,N-dimethyl-formamide at 120℃; for 10h; | 81% |
2-Bromo-5-chloro-pyridine
Conditions | Yield |
---|---|
With palladium diacetate; caesium carbonate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl In toluene at 120℃; for 2h; Inert atmosphere; | 81% |
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