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
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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:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai
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inquiry1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s
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inquiryOur 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:182163-96-8
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inquiry1 Factory price 2 High quality 3 Good quality 4 Prompt delivery Appearance:beige crystalline powder Storage:Kept in dry and cool place and from sunlight; Kept the packing intact. Package: 25kg plastic woven bag with inner linning. Application
Cas:182163-96-8
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inquiryHigh quality and best price of 3,4,5-Trimethoxyphenylboronic acid from Henan Tianfu Chemical: Henan Tianfu Chemical Co.,LTD was built in 2009 with an ISO certificate in the past 5 years, we have grown up as a famous fine chemicals supplier in chi
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inquiryOur advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva
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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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inquiry3,4,5-Trimethoxyphenylboronic acid CAS:182163-96-8 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 quali
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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
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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
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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:182163-96-8
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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 providing h
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inquiryWe are leading fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...)
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inquiry3,4,5-Trimethoxyphenylboronic acid Basic information Product Name: 3,4,5-Trimethoxyphenylboronic acid Synonyms: AKOS BRN-0140;3,4,5-TRIMETHOXYBENZENEBORONIC ACID;3,4,5-TRIMETHOXYPHENYLBORONIC ACID;RARECHEM AH PB 0050;3,4,5-Trimethoxylphenylbor
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inquiryHunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as
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inquiryHigh 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
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inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
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inquiryThe process is mature and can be mass produced to 100 kg, with good quality and purity up to 99%.The product has a large stock and can be supplied stably. Package:bottle Application:Drug R&D Transportation:Sealed drying(25℃) Port:ShangHai
Cas:182163-96-8
Min.Order:1 Gram
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inquiryhigh purity,in stock Package:25kg/drum,or as per customers'demand Application:API,Pharmaceutical intermediates Transportation:air,sea,courier
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inquirySuperior quality, moderate price & quick delivery. Appearance:white crystalline powder Storage:Sealed in a cool ,dry and microtherm place , avoid light . Package:100g/bottle,1kg/bottle,25kg/drum or as per your request Application:It is an impo
Cas:182163-96-8
Min.Order:100 Gram
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inquiryOur clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
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inquiryTAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp
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inquiryOur Company main product 一:suzuki reaction customization 二:Boronic acid derivative ①:phenylboronic acid derivative ②:Phenylboronic acid pinacol ester derivative ③:Potassium phenyltrifluoroborate derivative ④:Phenylboronic acid MIDA ester derivative
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inquiryAnsciep 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
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inquiry★.Best quality according to requirement ★.Competitive price in China market ★.Mature Technical support ★.Professional logistic support
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inquiryAppearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China
Cas:182163-96-8
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inquiryWe 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:Chemical intermediate
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inquiry1-bromo-3,4,5-trimethoxybenzene
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
Stage #1: 1-bromo-3,4,5-trimethoxybenzene With n-butyllithium In tetrahydrofuran at -78℃; Inert atmosphere; Stage #2: With Trimethyl borate In tetrahydrofuran at -78 - 20℃; Inert atmosphere; | 95% |
Stage #1: 1-bromo-3,4,5-trimethoxybenzene With n-butyllithium In tetrahydrofuran; hexane at -85℃; for 1h; Stage #2: With Trimethyl borate In tetrahydrofuran at 20℃; for 18h; Further stages.; | 64% |
Stage #1: 1-bromo-3,4,5-trimethoxybenzene With n-butyllithium In tetrahydrofuran at -78℃; for 0.5h; Stage #2: With Trimethyl borate In tetrahydrofuran at -78℃; for 0.5h; Stage #3: With hydrogenchloride In tetrahydrofuran; water |
Trimethyl borate
1-bromo-3,4,5-trimethoxybenzene
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
With Mg In tetrahydrofuran Mg (reflux), THF, B(OCH)3, bromobenzene-compound (-10°C) or n-butyllithium, B(OCH3)3, -78°C, THF; | 95% |
5-iodo-1,2,3-trimethoxybenzene
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
Stage #1: 5-iodo-1,2,3-trimethoxybenzene With tert.-butyl lithium In tetrahydrofuran at -78℃; Stage #2: With Trimethyl borate In tetrahydrofuran at -78 - 20℃; Further stages.; | 69% |
3,4,5-trimethoxyphenylmagnesium bromide
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
Stage #1: 3,4,5-trimethoxyphenylmagnesium bromide With Trimethyl borate In tetrahydrofuran at -78 - 20℃; Stage #2: With hydrogenchloride In water | 65% |
5-iodo-1,2,3-trimethoxybenzene
Trimethyl borate
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
Stage #1: 5-iodo-1,2,3-trimethoxybenzene With tert.-butyl lithium In tetrahydrofuran at -78℃; for 1h; Stage #2: Trimethyl borate In tetrahydrofuran at -78℃; for 1h; | |
Stage #1: 5-iodo-1,2,3-trimethoxybenzene In tetrahydrofuran at -78℃; for 0.5h; Inert atmosphere; Stage #2: With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 1h; Inert atmosphere; Stage #3: Trimethyl borate In tetrahydrofuran; hexane at 20℃; for 14h; Inert atmosphere; |
3,4,5-Trimethoxyaniline
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: NaNO2; concd. H2SO4 / H2O / 5 - 10 °C 1.2: 70 percent / aq. CuBr / 0.5 h / Heating 2.1: nBuLi / tetrahydrofuran; hexane / 1 h / -85 °C 2.2: 64 percent / trimethylborate / tetrahydrofuran / 18 h / 20 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: sodium nitrite; potassium iodide / water; sulfuric acid / 5 h / 50 °C / Inert atmosphere 2.1: tetrahydrofuran / 0.5 h / -78 °C / Inert atmosphere 2.2: 1 h / -78 °C / Inert atmosphere 2.3: 14 h / 20 °C / Inert atmosphere View Scheme |
C27H33B3O12
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
With water at 25℃; Equilibrium constant; |
C27H33B3O8
A
(4-methoxy-3,5-dimethylphenyl)boronic acid
B
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
With water at 25℃; Equilibrium constant; |
C27H33B3O10
A
(4-methoxy-3,5-dimethylphenyl)boronic acid
B
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
With water at 25℃; Equilibrium constant; |
C39H57B3O8
A
3,4,5-trimethoxyphenylboronic Acid
B
4-methoxy-3,5-di-tert-butylphenylboronic acid pinacol ester
Conditions | Yield |
---|---|
With water at 25℃; Equilibrium constant; |
C33H45B3O10
A
3,4,5-trimethoxyphenylboronic Acid
B
4-methoxy-3,5-di-tert-butylphenylboronic acid pinacol ester
Conditions | Yield |
---|---|
With water at 25℃; Equilibrium constant; |
C25H29B3O6
A
3,5-dimethylphenyl boronic acid
B
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
With water at 25℃; Equilibrium constant; |
1-bromo-3,4,5-trimethoxybenzene
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
Stage #1: 1-bromo-3,4,5-trimethoxybenzene With n-butyllithium In tetrahydrofuran at -78℃; Inert atmosphere; Stage #2: With Trimethyl borate In tetrahydrofuran at -78 - 20℃; Inert atmosphere; | 95% |
Stage #1: 1-bromo-3,4,5-trimethoxybenzene With n-butyllithium In tetrahydrofuran; hexane at -85℃; for 1h; Stage #2: With Trimethyl borate In tetrahydrofuran at 20℃; for 18h; Further stages.; | 64% |
Stage #1: 1-bromo-3,4,5-trimethoxybenzene With n-butyllithium In tetrahydrofuran at -78℃; for 0.5h; Stage #2: With Trimethyl borate In tetrahydrofuran at -78℃; for 0.5h; Stage #3: With hydrogenchloride In tetrahydrofuran; water |
Trimethyl borate
1-bromo-3,4,5-trimethoxybenzene
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
With Mg In tetrahydrofuran Mg (reflux), THF, B(OCH)3, bromobenzene-compound (-10°C) or n-butyllithium, B(OCH3)3, -78°C, THF; | 95% |
5-iodo-1,2,3-trimethoxybenzene
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
Stage #1: 5-iodo-1,2,3-trimethoxybenzene With tert.-butyl lithium In tetrahydrofuran at -78℃; Stage #2: With Trimethyl borate In tetrahydrofuran at -78 - 20℃; Further stages.; | 69% |
3,4,5-trimethoxyphenylmagnesium bromide
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
Stage #1: 3,4,5-trimethoxyphenylmagnesium bromide With Trimethyl borate In tetrahydrofuran at -78 - 20℃; Stage #2: With hydrogenchloride In water | 65% |
5-iodo-1,2,3-trimethoxybenzene
Trimethyl borate
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
Stage #1: 5-iodo-1,2,3-trimethoxybenzene With tert.-butyl lithium In tetrahydrofuran at -78℃; for 1h; Stage #2: Trimethyl borate In tetrahydrofuran at -78℃; for 1h; | |
Stage #1: 5-iodo-1,2,3-trimethoxybenzene In tetrahydrofuran at -78℃; for 0.5h; Inert atmosphere; Stage #2: With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 1h; Inert atmosphere; Stage #3: Trimethyl borate In tetrahydrofuran; hexane at 20℃; for 14h; Inert atmosphere; |
3,4,5-Trimethoxyaniline
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: NaNO2; concd. H2SO4 / H2O / 5 - 10 °C 1.2: 70 percent / aq. CuBr / 0.5 h / Heating 2.1: nBuLi / tetrahydrofuran; hexane / 1 h / -85 °C 2.2: 64 percent / trimethylborate / tetrahydrofuran / 18 h / 20 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: sodium nitrite; potassium iodide / water; sulfuric acid / 5 h / 50 °C / Inert atmosphere 2.1: tetrahydrofuran / 0.5 h / -78 °C / Inert atmosphere 2.2: 1 h / -78 °C / Inert atmosphere 2.3: 14 h / 20 °C / Inert atmosphere View Scheme |
C27H33B3O12
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
With water at 25℃; Equilibrium constant; |
C27H33B3O8
A
(4-methoxy-3,5-dimethylphenyl)boronic acid
B
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
With water at 25℃; Equilibrium constant; |
C27H33B3O10
A
(4-methoxy-3,5-dimethylphenyl)boronic acid
B
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
With water at 25℃; Equilibrium constant; |
C39H57B3O8
A
3,4,5-trimethoxyphenylboronic Acid
B
4-methoxy-3,5-di-tert-butylphenylboronic acid pinacol ester
Conditions | Yield |
---|---|
With water at 25℃; Equilibrium constant; |
C33H45B3O10
A
3,4,5-trimethoxyphenylboronic Acid
B
4-methoxy-3,5-di-tert-butylphenylboronic acid pinacol ester
Conditions | Yield |
---|---|
With water at 25℃; Equilibrium constant; |
C25H29B3O6
A
3,5-dimethylphenyl boronic acid
B
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
With water at 25℃; Equilibrium constant; |
C26H31B3O9
A
3,5-dimethylphenyl boronic acid
B
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
With water at 25℃; Equilibrium constant; |
Triisopropyl borate
1-bromo-3,4,5-trimethoxybenzene
water
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
Stage #1: 1-bromo-3,4,5-trimethoxybenzene With n-butyllithium In tetrahydrofuran at -78℃; Inert atmosphere; Stage #2: Triisopropyl borate In tetrahydrofuran at -78 - 0℃; Inert atmosphere; Stage #3: water With hydrogenchloride In tetrahydrofuran Inert atmosphere; |
3,4,5-trimethoxyphenylboronic Acid
1-[2-(4-methoxy-phenyl)-ethyl]-3,4-bis-trifluoromethanesulfonyloxy-1H-pyrrole-2,5-dicarboxylic acid dimethyl ester
dimethyl 3,4-bis(3,4,5-trimethoxyphenyl)-1-<2-(4-methoxyphenyl)ethyl>pyrrole-2,5-dicarboxylate
Conditions | Yield |
---|---|
With sodium carbonate; tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran for 20h; Suzuki cross-coupling; Heating; | 100% |
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); caesium carbonate In ethanol; N,N-dimethyl-formamide at 120℃; for 0.333333h; Suzuki coupling; Microwave irradiation; | 100% |
2-bromo-5-(2-trimethylsilanyl-ethoxymethyl)-5H-pyrrolo[2,3-b]pyrazine
(R)-2-(3-cyano-azetidin-1-yl)-1-methyl-2-oxo-ethyl-ammonium trifluoroacetate
3,4,5-trimethoxyphenylboronic Acid
2-(3,4,5-trimethoxyphenyl)-5-(2-trimethylsilanylethoxymethyl)-5H-pyrrolo[2,3-b]pyrazine-7-carboxylic acid [(R)-2-(3-cyanoazetidin-1-yl)-1-methyl-2-oxoethyl]amide
Conditions | Yield |
---|---|
Stage #1: 2-bromo-5-(2-trimethylsilanyl-ethoxymethyl)-5H-pyrrolo[2,3-b]pyrazine With Vilsmeier reagent In chloroform at 20℃; for 8h; Reflux; Inert atmosphere; Stage #2: With sodium hydrogencarbonate In chloroform Stage #3: (R)-2-(3-cyano-azetidin-1-yl)-1-methyl-2-oxo-ethyl-ammonium trifluoroacetate; 3,4,5-trimethoxyphenylboronic Acid | 100% |
3,4,5-trimethoxyphenylboronic Acid
1,2-dibromobenzene
Conditions | Yield |
---|---|
With palladium diacetate; potassium carbonate In ethanol; N,N-dimethyl acetamide at 20℃; for 3h; Suzuki Coupling; | 100% |
2-bromobenzoic acid methyl ester
3,4,5-trimethoxyphenylboronic Acid
3',4',5'-trimethoxybiphenyl-2-carboxylic acid methyl ester
Conditions | Yield |
---|---|
With sodium carbonate; tetrakis(triphenylphosphine) palladium(0) In water; toluene at 100℃; | 99% |
With sodium carbonate; tetrakis(triphenylphosphine) palladium(0) In toluene at 100℃; Suzuki reaction; | 45% |
C15H12INO3
3,4,5-trimethoxyphenylboronic Acid
6-methoxy-2-(4-methoxyphenyl)-3-(3,4,5-trimethoxyphenyl)furo[2,3-b]pyridine
Conditions | Yield |
---|---|
With sodium hydrogencarbonate; tetrakis(triphenylphosphine) palladium(0) In 1,4-dioxane; water for 0.05h; Suzuki Coupling; Heating / reflux; | 99% |
3-chloro-2-(4-methylphenyl)-5-phenylfuran
3,4,5-trimethoxyphenylboronic Acid
C26H24O4
Conditions | Yield |
---|---|
With potassium fluoride; tris(dibenzylideneacetone)dipalladium (0); tri-tert-butyl phosphine at 120℃; for 10h; Suzuki -Miyaura coupling; | 99% |
3,4,5-trimethoxyphenylboronic Acid
3-hydroxy-2-methyl-1-propene
Conditions | Yield |
---|---|
With palladium diacetate; caesium carbonate; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene at 100℃; for 12h; Temperature; Time; Suzuki-Miyaura Coupling; | 99% |
With palladium diacetate; caesium carbonate; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene at 120 - 140℃; Microwave irradiation; |
diethyl 1-[(4-methylbenzenesulfonyl)oxy]ethene-alpha-phosphonate
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
With dicyclohexyl-(2',6'-dimethoxybiphenyl-2-yl)-phosphane; palladium diacetate; caesium carbonate In toluene at 60℃; Suzuki Coupling; Schlenk technique; Inert atmosphere; | 99% |
3,4,5-trimethoxyphenylboronic Acid
5-iodo-1,2,3-trimethoxybenzene
Conditions | Yield |
---|---|
With N-iodo-succinimide; potassium acetate In acetonitrile at 50℃; for 4h; | 99% |
para-nitrophenyl bromide
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
With tetra-butylammonium acetate; Pd EnCat-30TM In ethanol at 120℃; for 0.166667h; Suzuki cross-coupling; microwave irradiation; | 98% |
2-bromonaphthalene
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
With [1,3-bis(2,6-diisopropylphenyl)imidazol-2-ylidene](3-chloropyridyl)palladium(ll) dichloride; potassium carbonate at 110℃; for 0.166667h; Suzuki-Miyaura coupling; Microwave irradiation; Neat (no solvent); | 98% |
With tetra-butylammonium acetate; Pd EnCat-30TM In ethanol at 120℃; for 0.166667h; Suzuki cross-coupling; microwave irradiation; |
Conditions | Yield |
---|---|
With potassium phosphate; tetrakis(triphenylphosphine) palladium(0) In 1,4-dioxane; water at 90℃; Suzuki-Miyaura Coupling; Inert atmosphere; | 98% |
1-(6-bromopyridin-2-yl)-ethanone
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
With potassium phosphate; palladium diacetate; triphenylphosphine In 1,4-dioxane; water at 110℃; Suzuki-Miyaura Coupling; Sealed tube; Inert atmosphere; | 98% |
Conditions | Yield |
---|---|
Stage #1: 2-iodolselenophene; 3,4,5-trimethoxyphenylboronic Acid With palladium diacetate In 1,2-dichloro-ethane at 20℃; for 0.25h; Inert atmosphere; Stage #2: With potassium carbonate In water; 1,2-dichloro-ethane at 90℃; for 1h; | 98% |
Conditions | Yield |
---|---|
Stage #1: 3,4,5-trimethoxyphenylboronic Acid With sodium azide; copper(II) sulfate In methanol Stage #2: C18H20O3 With sodium L-ascorbate In methanol; water at 20℃; | 97% |
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
With NHC-Pd(II)-Im; potassium hydroxide In ethanol at 20℃; for 24h; Temperature; Suzuki-Miyaura Coupling; Schlenk technique; | 97% |
3,4,5-trimethoxyphenylboronic Acid
3-benzyloxy-3'-bromo-4-methoxy-biphenyl
3-benzyloxy-4,3'',4'',5''-tetramethoxy-[1,1',3',1'']terphenyl
Conditions | Yield |
---|---|
Stage #1: 3-benzyloxy-3'-bromo-4-methoxy-biphenyl With tetrakis(triphenylphosphine) palladium(0) In toluene at 20℃; for 0.166667h; Stage #2: 3,4,5-trimethoxyphenylboronic Acid With sodium carbonate In ethanol; toluene for 3h; Suzuki coupling; Heating; | 96% |
With sodium carbonate; tetrakis(triphenylphosphine) palladium(0) In ethanol; toluene Suzuki cross-coupling reaction; |
(3R,4S,5R)-5-(6-bromo-7-methoxy-benzo[1,3]dioxol-5-yl)-3,4-dimethyl-dihydro-furan-2-one
3,4,5-trimethoxyphenylboronic Acid
eupomatilone 4
Conditions | Yield |
---|---|
With sodium hydrogencarbonate; tetrakis(triphenylphosphine) palladium(0) In 1,2-dimethoxyethane; water for 18h; Suzuki coupling; Heating; | 96% |
dimethyl N-benzyl-3,4-bis(trifluoromethanesulfonyloxy)pyrrole-2,5-dicarboxylate
3,4,5-trimethoxyphenylboronic Acid
dimethyl N-benzyl-3,4-bis(3,4,5-trimethoxyphenyl)pyrrole-2,5-dicarboxylate
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); sodium carbonate In tetrahydrofuran; water at 20℃; Suzuki-Miyaura coupling; Reflux; Inert atmosphere; | 96% |
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
With dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; sodium carbonate In 1,2-dimethoxyethane; water at 105℃; for 2h; Suzuki coupling; Microwave irradiation; Inert atmosphere; | 96% |
2-Methylthiouracil
3,4,5-trimethoxyphenylboronic Acid
2-(methylsulfanyl)-4-(3,4,5-trimethoxyphenyl)pyrimidine
Conditions | Yield |
---|---|
Stage #1: 2-Methylthiouracil With triethylamine; bromo-tris(1-pyrrolidinyl)phosphonium hexafluorophosphate In 1,4-dioxane at 20℃; for 2h; Inert atmosphere; Sealed tube; Stage #2: 3,4,5-trimethoxyphenylboronic Acid With bis-triphenylphosphine-palladium(II) chloride; sodium carbonate In 1,4-dioxane; water at 100℃; for 4h; Suzuki coupling; Inert atmosphere; Sealed tube; chemoselective reaction; | 96% |
4-(benzo[d][1,3]dioxol-5-yl)-2-(methylsulfanyl)pyrimidine
3,4,5-trimethoxyphenylboronic Acid
4-(benzo[d][1,3]dioxol-5-yl)-2-(3,4,5-trimethoxyphenyl)pyrimidine
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); copper(I) thiophene-2-carboxylate In tetrahydrofuran at 100℃; for 1h; Liebeskind-Srogl reaction; Inert atmosphere; Microwave irradiation; regioselective reaction; | 96% |
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); potassium carbonate In 1,4-dioxane; water at 95℃; for 16h; Suzuki Coupling; Inert atmosphere; | 96% |
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
Stage #1: 3-bromo-1-tert-butyloxycarbonyl-5-methoxy-2-indolyl diphenyl phosphate; 3,4,5-trimethoxyphenylboronic Acid With palladium diacetate; ruphos In toluene at 20℃; for 0.0833333h; Suzuki Coupling; Inert atmosphere; Stage #2: With potassium phosphate In water; toluene at 60℃; for 20h; Suzuki Coupling; Inert atmosphere; regioselective reaction; | 96% |
tert-butylisonitrile
3,4,5-trimethoxyphenylboronic Acid
Eudesmic acid
Conditions | Yield |
---|---|
Stage #1: tert-butylisonitrile; 3,4,5-trimethoxyphenylboronic Acid With copper diacetate; palladium diacetate In N,N-dimethyl-formamide at 100℃; for 24h; Molecular sieve; Sealed tube; Stage #2: With water In N,N-dimethyl-formamide Molecular sieve; Sealed tube; | 96% |
6-chloro-3-nitropicolinonitrile
3,4,5-trimethoxyphenylboronic Acid
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); potassium carbonate In 1,4-dioxane; water at 95℃; Suzuki Coupling; Inert atmosphere; | 96% |
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