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
Cas:450-88-4
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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 Appearance:Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Intermediates Transportation:by air or by sea Port:shanghai
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
Cas:450-88-4
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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
Cas:450-88-4
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inquiry1.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
Cas:450-88-4
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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
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
Cas:450-88-4
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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:450-88-4
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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
Cas:450-88-4
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inquiryBUTTPARK 87\07-62; 2-BROMO-5-FLUOROANISOLE; 1-Bromo-4-fluoro-2-methoxybenzene; 2-Bromo-5-fluoroanisole98+%; 1-Bromo-4-fluoro-2-methoxybenzene, 2- Bromo-5-fluorophenyl methyl ether; 2-BroMo-5-fluoroanisole, 95.0% (GC) CAS No.: 450-88-4 Molecular
Cas:450-88-4
Min.Order:100 Gram
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inquiryProduct name: 2-Bromo-5-Fluoroanisole CAS No.:450-88-4 Molecule Formula:C7H6BrFO Molecule Weight:205.02 Purity: 98.0% Package: 25kg/drum Description:White powder Manufacture Standards:Enterprise Standard TESTING IT
Cas:450-88-4
Min.Order:1 Kilogram
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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:450-88-4
Min.Order:1 Kilogram
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inquiryProduct Name: 2-Bromo-5-fluoroanisole Synonyms: 2-BroMo-5-fluoroanisole, 95.0%(GC);1-Bromo-4-fluoro-2-methoxybenzene, 2-Bromo-5-fluorophenyl methyl ether;BUTTPARK 87\07-62;2-BROMO-5-FLUOROANISOLE;1-Bromo-4-fluoro-2-methoxybenzene;2-Bromo-5-fluo
Cas:450-88-4
Min.Order:1 Gram
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Type:Lab/Research institutions
inquiryZhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed
Cas:450-88-4
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
High quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use
GOLDEN PHARMA CO.,LIMITED.is a professional pharmaceutical company,our team have more than 20years expereince in pharmaceutical production and sales. we are a professional technical enterprise specializing in the R & D, production,QA regulation
Our 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 pharmaceutical an
Cas:450-88-4
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Type:Lab/Research institutions
inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:450-88-4
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inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou
R & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou
high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,Pharmaceutical intermediates Transportation:air,sea,courier
Q1: Are you a manufacturer Answer: Yes, we are factory founded on 2012.Q2: How to contact with us Click "contact supplier" And then send us message the product you interest in, you will get reply within 12 hours.Q3:Which kind of payment terms do you
Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
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,?intermediat
Fredchem focus on CRO/CMO business and its own R&D of API/Intermediates Package:Grams, Kilograms Application:Pharmaceutical field Transportation:According to customer request Port:Shanghai
Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
★.Best quality according to requirement ★.Competitive price in China market ★.Mature Technical support ★.Professional logistic support
We product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Application:Pharm intermediate
dimethyl sulfate
2-bromo-5-fluorophenol
1-bromo-4-fluoro-2-methoxybenzene
Conditions | Yield |
---|---|
With potassium carbonate In acetone at 60℃; for 2h; | 100% |
With potassium carbonate In acetone at 60℃; for 2h; | 100% |
With potassium carbonate In acetone at 60℃; for 2h; | 100% |
Conditions | Yield |
---|---|
Stage #1: 4-fluoro-2-methoxyaniline With sodium nitrite In water at -5 - 0℃; Stage #2: With hydrogen bromide; copper(I) bromide In water at 105℃; | 93% |
Diazotization; |
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 16h; | 93% |
With potassium carbonate In DMF (N,N-dimethyl-formamide) at 20℃; for 3h; | |
With potassium carbonate In DMF (N,N-dimethyl-formamide) at 20℃; for 3h; |
2,4-difluorobromobenzene
potassium methanolate
1-bromo-4-fluoro-2-methoxybenzene
Conditions | Yield |
---|---|
In tetrahydrofuran at 65 - 68℃; for 5h; | 93% |
In tetrahydrofuran at 65 - 68℃; for 5h; | 93% |
In tetrahydrofuran at 65℃; for 4h; | 90% |
Conditions | Yield |
---|---|
With potassium phosphate; tetrabuthylammonium tribromide In acetonitrile at 100℃; for 16h; | 75% |
Conditions | Yield |
---|---|
Stage #1: methanol With sodium hydride In tetrahydrofuran at 0℃; for 15h; Stage #2: 2,4-difluorobromobenzene In tetrahydrofuran at 20℃; for 17h; Further stages.; | 42% |
2,4-difluorobromobenzene
potassium methanolate
A
1-Bromo-2,4-dimethoxybenzene
B
1-bromo-2-fluoro-4-methoxybenzene
C
1-bromo-4-fluoro-2-methoxybenzene
Conditions | Yield |
---|---|
In tetrahydrofuran at 65 - 68℃; for 22h; Inert atmosphere; regioselective reaction; | A 9% B n/a C n/a |
1-fluoro-3-methoxybenzene
A
1-bromo-2-fluoro-4-methoxybenzene
B
1-bromo-4-fluoro-2-methoxybenzene
Conditions | Yield |
---|---|
With bromine; tetramethylammonium bromide In liquid sulphur dioxide at -23℃; Product distribution; Rate constant; | |
With bromine; iron In chloroform at -60℃; for 2h; Yield given. Yields of byproduct given. Title compound not separated from byproducts; |
N-Formylpiperidine
1-fluoro-3-methoxybenzene
A
2-fluoro-4-methoxy-benzaldehyde
B
1-bromo-4-fluoro-2-methoxybenzene
C
2-methoxy-4-fluorobenzaldehyde
Conditions | Yield |
---|---|
Yield given. Multistep reaction; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: iron; aqueous acetic acid 2: Diazotization View Scheme | |
Multi-step reaction with 2 steps 1.1: 5%-palladium/activated carbon; hydrogen / ethyl acetate / 30 - 35 °C / 3750.38 - 7500.75 Torr / Autoclave; Inert atmosphere 2.1: sodium nitrite / water / -5 - 0 °C 2.2: 105 °C View Scheme |
methanol
2,4-difluorobromobenzene
A
1-bromo-2-fluoro-4-methoxybenzene
B
1-bromo-4-fluoro-2-methoxybenzene
Conditions | Yield |
---|---|
With potassium tert-butylate In 1,4-dioxane at 20℃; Inert atmosphere; regioselective reaction; |
2,4-difluorobromobenzene
potassium methanolate
A
1-bromo-2-fluoro-4-methoxybenzene
B
1-bromo-4-fluoro-2-methoxybenzene
Conditions | Yield |
---|---|
With potassium tert-butylate In 1,4-dioxane at 20℃; for 24h; Inert atmosphere; regioselective reaction; |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: potassium hydroxide / water; toluene / 55 - 60 °C 2.1: potassium carbonate / N,N-dimethyl-formamide / 60 - 100 °C 3.1: 5%-palladium/activated carbon; hydrogen / ethyl acetate / 30 - 35 °C / 3750.38 - 7500.75 Torr / Autoclave; Inert atmosphere 4.1: sodium nitrite / water / -5 - 0 °C 4.2: 105 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: potassium carbonate / N,N-dimethyl-formamide / 60 - 100 °C 2.1: 5%-palladium/activated carbon; hydrogen / ethyl acetate / 30 - 35 °C / 3750.38 - 7500.75 Torr / Autoclave; Inert atmosphere 3.1: sodium nitrite / water / -5 - 0 °C 3.2: 105 °C View Scheme |
1-bromo-4-fluoro-2-methoxybenzene
acetyl chloride
1-(5-bromo-2-fluoro-4-methoxyphenyl)ethan-1-one
Conditions | Yield |
---|---|
With aluminum (III) chloride In 1,2-dichloro-ethane at -10 - 5℃; for 1h; | 100% |
Stage #1: 1-bromo-4-fluoro-2-methoxybenzene With aluminum (III) chloride In 1,2-dichloro-ethane at -10 - 2℃; Stage #2: acetyl chloride In 1,2-dichloro-ethane at 0 - 5℃; for 1h; | 100% |
Stage #1: 1-bromo-4-fluoro-2-methoxybenzene With aluminum (III) chloride In dichloromethane at -5 - 20℃; Stage #2: acetyl chloride In dichloromethane at -5 - 0℃; for 6h; | 89% |
Stage #1: 1-bromo-4-fluoro-2-methoxybenzene; acetyl chloride With aluminum (III) chloride In 1,2-dichloro-ethane at 0 - 10℃; for 1.16667h; Friedel-Crafts acylation; Inert atmosphere; Large scale reaction; Stage #2: With water In ethyl acetate; 1,2-dichloro-ethane at 0 - 20℃; Large scale reaction; | 88% |
1-bromo-4-fluoro-2-methoxybenzene
4-fluoro-2-methoxyphenylboronic acid
2,2'-dimethoxy-4,4'-difluorobiphenyl
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); potassium carbonate In tetrahydrofuran; water for 43h; Inert atmosphere; Reflux; | 99% |
1-bromo-4-fluoro-2-methoxybenzene
chloroacetone
1-[(5-fluoro-2-methoxyphenyl) thio]-2-propanone
Conditions | Yield |
---|---|
Stage #1: 1-bromo-4-fluoro-2-methoxybenzene With tert.-butyl lithium; sulfur In tetrahydrofuran; pentane at -78℃; for 0.25h; Stage #2: chloroacetone In tetrahydrofuran; pentane at -78℃; for 1h; | 98% |
Conditions | Yield |
---|---|
With (1,5-cyclooctadiene)(methoxy)iridium(I) dimer; 4,4'-di-tert-butyl-2,2'-bipyridine In tetrahydrofuran at 20℃; for 24h; Inert atmosphere; Glovebox; | 95% |
With (1,5-cyclooctadiene)(methoxy)iridium(I) dimer; 4,4'-di-tert-butyl-2,2'-bipyridine In tetrahydrofuran at 20℃; for 24h; Inert atmosphere; Glovebox; |
Conditions | Yield |
---|---|
With (1,5-cyclooctadiene)(methoxy)iridium(I) dimer; 4,4'-di-tert-butyl-2,2'-bipyridine In tetrahydrofuran at 20℃; for 24h; Inert atmosphere; Glovebox; | 95% |
1-bromo-4-fluoro-2-methoxybenzene
Conditions | Yield |
---|---|
With copper(l) iodide; 2,2,6,6-tetramethylheptane-3,5-dione; caesium carbonate In 1,4-dioxane Inert atmosphere; Sealed tube; Heating; | 91% |
1-bromo-4-fluoro-2-methoxybenzene
1-t-Butoxycarbonylpiperazine
4-(4-fluoro-2-methoxyphenyl)piperazine-1-carboxylic acid tert-butyl ester
Conditions | Yield |
---|---|
With tris-(dibenzylideneacetone)dipalladium(0); 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; sodium t-butanolate In toluene at 110℃; for 16h; Temperature; Inert atmosphere; | 90% |
With palladium diacetate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; sodium t-butanolate In toluene Inert atmosphere; Reflux; | 58% |
With palladium diacetate; sodium t-butanolate; XPhos In toluene at 90℃; Buchwald-Hartwig Coupling; |
[1,2-13C2]-acetyl chloride
1-bromo-4-fluoro-2-methoxybenzene
Conditions | Yield |
---|---|
With aluminum (III) chloride In dichloromethane | 90% |
1-bromo-4-fluoro-2-methoxybenzene
copper(I) cyanide
2-methoxy-4-fluorobenzonitrile
Conditions | Yield |
---|---|
In 1-methyl-pyrrolidin-2-one at 180℃; for 5.5h; | 85% |
Stage #1: 1-bromo-4-fluoro-2-methoxybenzene; copper(I) cyanide In 1-methyl-pyrrolidin-2-one at 180℃; for 5h; Stage #2: With ammonia In 1-methyl-pyrrolidin-2-one; water for 0.75h; | |
Stage #1: 1-bromo-4-fluoro-2-methoxybenzene; copper(I) cyanide In 1-methyl-pyrrolidin-2-one at 180℃; for 5.5h; Stage #2: With ammonium hydroxide In 1-methyl-pyrrolidin-2-one; water at 20℃; for 0.75h; | |
Stage #1: 1-bromo-4-fluoro-2-methoxybenzene; copper(I) cyanide In 1-methyl-pyrrolidin-2-one at 180℃; for 5.5h; Stage #2: With ammonia In 1-methyl-pyrrolidin-2-one; water at 20℃; for 0.75h; | |
Stage #1: 1-bromo-4-fluoro-2-methoxybenzene; copper(I) cyanide In 1-methyl-pyrrolidin-2-one at 180℃; for 5.5h; Stage #2: With ammonia In 1-methyl-pyrrolidin-2-one; water at 20℃; for 0.75h; |
Conditions | Yield |
---|---|
Stage #1: 1-bromo-4-fluoro-2-methoxybenzene With magnesium; lithium chloride In tetrahydrofuran at 70℃; for 1h; Stage #2: 3-chloroprop-1-ene With iron(III)-acetylacetonate In tetrahydrofuran at 0 - 70℃; Stage #3: With Oxone; tetra(n-butyl)ammonium hydrogensulfate; potassium carbonate In water; acetonitrile at 0℃; for 1.5h; | 85% |
1-bromo-4-fluoro-2-methoxybenzene
Conditions | Yield |
---|---|
With water-d2; potassium carbonate; silver carbonate; cyclohexyldiphenylphosphine In toluene at 120℃; for 12h; | 85% |
Conditions | Yield |
---|---|
With norbornene; 1,4-bis(dicyclopentylphosphino)butane di-trifluoroborate; palladium diacetate; caesium carbonate; 1,7,7-trimethyl-endo-bicyclo[2.2.1]heptan-2-ol In 1,4-dioxane at 90℃; for 14h; Inert atmosphere; Sealed tube; chemoselective reaction; | 83% |
Trimethyl borate
1-bromo-4-fluoro-2-methoxybenzene
4-fluoro-2-methoxyphenylboronic acid
Conditions | Yield |
---|---|
With n-butyllithium In tetrahydrofuran | 82% |
1-bromo-4-fluoro-2-methoxybenzene
Conditions | Yield |
---|---|
With copper(l) iodide; 2,2,6,6-tetramethylheptane-3,5-dione; caesium carbonate In 1,4-dioxane Inert atmosphere; Sealed tube; Heating; | 79% |
1-bromo-4-fluoro-2-methoxybenzene
Conditions | Yield |
---|---|
With copper(l) iodide; 2,2,6,6-tetramethylheptane-3,5-dione; caesium carbonate In 1,4-dioxane Inert atmosphere; Sealed tube; Heating; | 78% |
bis(tri-t-butylphosphine)palladium(0)
dichloromethane
1-bromo-4-fluoro-2-methoxybenzene
1,3-bis(cyclohexylphosphanyl)propane
Conditions | Yield |
---|---|
Stage #1: bis(tri-t-butylphosphine)palladium(0); 1,3-bis(cyclohexylphosphanyl)propane In toluene at 20℃; for 1h; Inert atmosphere; Stage #2: 1-bromo-4-fluoro-2-methoxybenzene In toluene at 80℃; for 15h; Inert atmosphere; Stage #3: dichloromethane | 76% |
Conditions | Yield |
---|---|
Stage #1: 4-Methoxybenzyl alcohol With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0 - 20℃; Inert atmosphere; Stage #2: 1-bromo-4-fluoro-2-methoxybenzene In N,N-dimethyl-formamide; mineral oil at 100℃; Inert atmosphere; | 75% |
1-bromo-4-fluoro-2-methoxybenzene
(S)-2,2'-diamino-1,1'-binaphthalene
Conditions | Yield |
---|---|
Stage #1: 1-bromo-4-fluoro-2-methoxybenzene; (S)-2,2'-diamino-1,1'-binaphthalene With palladium diacetate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl In toluene for 0.0833333h; Schlenk technique; Inert atmosphere; Stage #2: With sodium tert-butoxide In toluene at 20 - 70℃; for 5.16667h; Schlenk technique; Inert atmosphere; | 74.2% |
1-bromo-4-fluoro-2-methoxybenzene
Conditions | Yield |
---|---|
With copper(l) iodide; 2,2,6,6-tetramethylheptane-3,5-dione; caesium carbonate In 1,4-dioxane Inert atmosphere; Sealed tube; Heating; | 74% |
Conditions | Yield |
---|---|
Stage #1: 1-bromo-4-fluoro-2-methoxybenzene With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 0.333333h; Inert atmosphere; Stage #2: cyclobutanone In tetrahydrofuran; hexane at -78℃; for 1h; Inert atmosphere; | 71% |
Conditions | Yield |
---|---|
Stage #1: 1-bromo-4-fluoro-2-methoxybenzene With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 0.0833333h; Stage #2: 2,2-dimethylmalononitrile In tetrahydrofuran; hexane at -78 - 20℃; for 1h; | 70% |
1-bromo-4-fluoro-2-methoxybenzene
t-butyl 4-hydroxy piperidine-1-carboxylate
C17H24BrNO4
Conditions | Yield |
---|---|
Stage #1: t-butyl 4-hydroxy piperidine-1-carboxylate With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0 - 20℃; Inert atmosphere; Stage #2: 1-bromo-4-fluoro-2-methoxybenzene In N,N-dimethyl-formamide; mineral oil at 100℃; Inert atmosphere; | 69% |
1-bromo-4-fluoro-2-methoxybenzene
4-fluoro-2-methoxybenzenethiol
Conditions | Yield |
---|---|
With tert.-butyl lithium; sulfur In tetrahydrofuran; pentane at -78℃; for 1h; | 68% |
With tert.-butyl lithium; sulfur In tetrahydrofuran; pentane at -78℃; for 1h; | 68% |
1-bromo-4-fluoro-2-methoxybenzene
N,N-dimethyl-formamide
3-bromo-6-fluoro-2-methoxybenzaldehyde
Conditions | Yield |
---|---|
Stage #1: 1-bromo-4-fluoro-2-methoxybenzene With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 1h; Stage #2: N,N-dimethyl-formamide In tetrahydrofuran at -78℃; for 0.833333h; | 66% |
Stage #1: 1-bromo-4-fluoro-2-methoxybenzene With n-butyllithium; diisopropylamine In tetrahydrofuran; hexane at -78℃; for 1h; Stage #2: N,N-dimethyl-formamide In tetrahydrofuran; hexane at -78℃; for 1h; | 64% |
Stage #1: 1-bromo-4-fluoro-2-methoxybenzene With n-butyllithium; diisopropylamine In tetrahydrofuran; hexane at -78℃; for 1.25h; Inert atmosphere; Stage #2: N,N-dimethyl-formamide In tetrahydrofuran; hexane at -78℃; for 0.833333h; Inert atmosphere; | 9.7 g |
Stage #1: 1-bromo-4-fluoro-2-methoxybenzene With n-butyllithium; diisopropylamine In tetrahydrofuran; hexane at -78℃; for 1.3h; Stage #2: N,N-dimethyl-formamide In tetrahydrofuran; hexanes at -78℃; for 0.8h; |
1-bromo-4-fluoro-2-methoxybenzene
isopropyl alcohol
1-bromo-4-isopropoxy-2-methoxybenzene
Conditions | Yield |
---|---|
Stage #1: isopropyl alcohol With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0 - 20℃; Inert atmosphere; Stage #2: 1-bromo-4-fluoro-2-methoxybenzene In N,N-dimethyl-formamide; mineral oil at 100℃; Inert atmosphere; | 66% |
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