Our 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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inquiryAs 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
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inquiryPinacol Vinylboronate[CAS:75927-49-0] HANGZHOU THINK CHEMICAL CO., LTD. (THINKCHEM) is an integrative corporation of trade, research and contract manufacture. With about ten years of business experiences on the marketing & distri
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inquiryhigh quality Appearance:White or off white powder Storage:Sealed, dry, microtherm , avoid light and smell Package:According to the demand of customer Application:Pharmaceutical intermediates Transportation:by air or by sea Port:shanghai
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inquiryItems Standard Result Appearance Colorless or light yellow liquid Light yellow liquid Moisture
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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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inquiryCangzhou 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
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inquiryProduct Description Product website: http://www.finerchem.com/pro01en/id/1542.html Product Name Pinacol vinylboronate CAS No. 75927-49-0
Cas:75927-49-0
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inquiryWith our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin
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inquiryOur company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O
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inquiryPinacol vinylboronate CAS:75927-49-0 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 int
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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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inquiryHenan 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
Appearance:off-white to white solid Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for Synthesis API and Research Transportation:As customer request Port:Qingda
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inquiryA 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
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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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inquiryChemlyte 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
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inquiryMassive 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
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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
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inquirySuperior quality Appearance:Clear colorless to amber liquid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:suzuki reaction Transportation:BY AIR
AllyChem Co., Ltd., Dalian, China was founded in 2004 with a registered capital of 66 million yuan and is located in dagushan peninsula chemical industrial park, jinzhou new district, dalian.It is a pharmaceutical intermediates based on the research
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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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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
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inquiry1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
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inquiryWe are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp
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inquiry1, High quality with competitive price:2, Fast and safe delivery3.Excellent pre-sales and after-sales service4. Well-trained and professional technologist and sales with rich experience in the field for 5-10 yearsAppearance:see detailed specification
ethene
4,4,5,5-tetramethyl-[1,3,2]-dioxaboralane
A
ethylboronic acid pinacol ester
B
pinacol vinylboronate
Conditions | Yield |
---|---|
RuH2(H2)2(tricyclohexylphosphine)2 In toluene | A n/a B 23% |
[Ru(H)((μ-H)2B(OC(CH3)2)2)(σ-HB(OC(CH3)2)2)(P(C6H11)3)2 In toluene |
Conditions | Yield |
---|---|
In diethyl ether at 20℃; for 12h; |
2,3-dimethyl-2,3-butane diol
vinylbis(diisopropylamino)borane
pinacol vinylboronate
Conditions | Yield |
---|---|
With 2,6-di-tert-butyl-4-methyl-phenol at 85 - 90℃; Reagent/catalyst; Inert atmosphere; | 252 g |
bis(pinacol)diborane
A
2,2',2''-(ethane-1,1,2-triyl)tris(4,4,5,5-tetramethyl-1,3,2-dioxaborolane)
B
pinacol vinylboronate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: tetrahydrofuran / 2 h / -78 °C / Sealed tube; Inert atmosphere 2: tetrabutylammomium bromide; tris(2,2-bipyridine)ruthenium(II) hexafluorophosphate; potassium iodide / acetonitrile / 24 h / 20 °C / Inert atmosphere; Sealed tube; Irradiation View Scheme |
A
2,2',2''-(ethane-1,1,2-triyl)tris(4,4,5,5-tetramethyl-1,3,2-dioxaborolane)
B
pinacol vinylboronate
Conditions | Yield |
---|---|
With tris(2,2-bipyridine)ruthenium(II) hexafluorophosphate; tetrabutylammomium bromide; potassium iodide In acetonitrile at 20℃; for 24h; Inert atmosphere; Sealed tube; Irradiation; |
4-(1,1,1,3,3,3-hexafluoro-2-(methoxymethoxy)propan-2-yl)-1-(4-iodo-3-methylphenoxy)-2-n-propylbenzene
pinacol vinylboronate
4-(1,1,1,3,3,3-hexafluoro-2-(methoxymethoxy)propan-2-yl)-1-(3-methyl-4-vinylphenoxy)-2-propylbenzene
Conditions | Yield |
---|---|
With sodium carbonate; tetrakis(triphenylphosphine) palladium(0) In water; N,N-dimethyl-formamide at 80℃; for 1h; Suzuki Coupling; | 100% |
With tetrakis(triphenylphosphine) palladium(0); sodium carbonate In water; N,N-dimethyl-formamide at 80℃; Suzuki-Miyaura Coupling; Microwave irradiation; | 99% |
9-bromo-N-(tert-butyl)-3,4-dihydro-2H,6H-pyrimido[1,2-c][1,3]benzothiazin-6-imine
pinacol vinylboronate
N-(tert-butyl)-3,4-dihydro-9-vinyl-2H,6H-pyrimido[1,2-c][1,3]benzothiazin-6-imine
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; potassium carbonate In ethanol; water; toluene for 1h; Suzuki coupling; Reflux; | 100% |
1-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperidin-2-one
pinacol vinylboronate
1-[5-(trifluoromethyl)-3-vinylpyridin-2-yl]piperidin-2-one
Conditions | Yield |
---|---|
With dicyclohexyl-(2',6'-dimethoxybiphenyl-2-yl)-phosphane; potassium phosphate; palladium diacetate In water; acetonitrile at 120℃; for 0.666667h; | 100% |
pinacol vinylboronate
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); potassium carbonate In 1,4-dioxane at 90℃; for 20h; Suzuki-Miyaura Coupling; Inert atmosphere; Sealed tube; | 100% |
2-bromonaphthalene
pinacol vinylboronate
Conditions | Yield |
---|---|
With dicyclohexyl-(2',6'-dimethoxybiphenyl-2-yl)-phosphane; palladium diacetate; triethylamine In 1,4-dioxane at 80℃; for 24h; Sealed tube; Inert atmosphere; | 100% |
pinacol vinylboronate
Conditions | Yield |
---|---|
With tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride In dichloromethane at 120℃; for 0.333333h; Inert atmosphere; Microwave irradiation; | 100% |
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); potassium carbonate In 1,4-dioxane; water at 100℃; Inert atmosphere; | 100% |
pinacol vinylboronate
Conditions | Yield |
---|---|
With dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; sodium carbonate In 1,4-dioxane; water at 100℃; Inert atmosphere; | 100% |
pinacol vinylboronate
Conditions | Yield |
---|---|
With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; caesium carbonate In 1,4-dioxane; water at 100℃; for 30h; Microwave irradiation; | 99.9% |
pinacol vinylboronate
Conditions | Yield |
---|---|
With bis(tri-t-butylphosphine)palladium(0); N-ethyl-N,N-diisopropylamine In 1,4-dioxane; water at 130℃; for 0.666667h; Suzuki Coupling; | 99.6% |
pinacol vinylboronate
Conditions | Yield |
---|---|
With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride In 1,4-dioxane; water at 90℃; for 12h; Inert atmosphere; | 99.6% |
pinacol vinylboronate
Conditions | Yield |
---|---|
With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; caesium carbonate In 1,4-dioxane; water at 100℃; for 0.5h; Microwave irradiation; | 99.5% |
pinacol vinylboronate
Conditions | Yield |
---|---|
With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; potassium carbonate In 1,4-dioxane; water at 120℃; for 2h; Microwave irradiation; | 99.4% |
methyl 3-amino-6-bromothieno[3,2-b]pyridine-2-carboxylate
pinacol vinylboronate
Conditions | Yield |
---|---|
With bis(tri-t-butylphosphine)palladium(0); N-ethyl-N,N-diisopropylamine In 1,4-dioxane; water at 130℃; for 0.666667h; Suzuki Coupling; | 99.3% |
trifluoro-methanesulfonic acid 2,6-dichloro-3,5-difluoro-phenyl ester
pinacol vinylboronate
C8H4Cl2F2
Conditions | Yield |
---|---|
With caesium carbonate; bis-triphenylphosphine-palladium(II) chloride In 1,2-dimethoxyethane; water at 70℃; for 15h; | 99% |
4-[(4-bromo-1,3-thiazol-2-yl)methyl]morpholine
pinacol vinylboronate
(E)-4-((4-(2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)vinyl)thiazol-2-yl)methyl)morpholine
Conditions | Yield |
---|---|
With triethylamine; bis(tri-t-butylphosphine)palladium(0) In N,N-dimethyl-formamide at 120℃; for 1h; Microwave irradiation; | 99% |
4-(4-bromophenoxy)-1-isopropylpiperidine
pinacol vinylboronate
(E)-1-isopropyl-4-(4-(2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)vinyl)phenoxy)piperidine
Conditions | Yield |
---|---|
With triethylamine; bis(tri-t-butylphosphine)palladium(0) In toluene at 80℃; for 2h; Inert atmosphere; | 99% |
With bis(tri-t-butylphosphine)palladium(0); triethylamine In toluene at 20 - 80℃; Inert atmosphere; | 99% |
pinacol vinylboronate
(E)-1-methyl-4-(4-(2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)vinyl)phenoxy)piperidine
Conditions | Yield |
---|---|
With bis(tri-t-butylphosphine)palladium(0); triethylamine In toluene at 20 - 80℃; Inert atmosphere; | 99% |
Conditions | Yield |
---|---|
With potassium phosphate; palladium diacetate; CyJohnPhos In 1,4-dioxane; water Inert atmosphere; Reflux; | 99% |
Conditions | Yield |
---|---|
With potassium phosphate; palladium diacetate; triphenylphosphine In toluene at 95℃; for 14h; Suzuki Coupling; Inert atmosphere; | 99% |
Stage #1: pinacol vinylboronate With potassium phosphate In toluene at 20℃; for 0.166667h; Stage #2: C16H24BrClF2OSi With palladium diacetate; triphenylphosphine In toluene at 95℃; for 14h; Inert atmosphere; | 99% |
pinacol vinylboronate
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); potassium carbonate In 1,4-dioxane; water at 95℃; for 2h; Inert atmosphere; | 99% |
With tetrakis(triphenylphosphine) palladium(0); potassium carbonate In 1,4-dioxane; water at 95℃; for 2h; Inert atmosphere; | 99% |
pinacol vinylboronate
Conditions | Yield |
---|---|
With potassium phosphate; tetrakis(triphenylphosphine) palladium(0) In 1,4-dioxane; water at 90℃; for 3h; Inert atmosphere; | 99% |
pinacol vinylboronate
Conditions | Yield |
---|---|
With tris(dibenzylideneacetone)dipalladium(0) chloroform complex; (R)-N-((S)-(3,5-di-tert-butyl-4-methoxyphenyl)(2-(dicyclohexylphosphanyl)phenyl)methyl)-N,2-dimethylpropane-2-sulfinamide; caesium carbonate In toluene at 60℃; for 60h; Inert atmosphere; | A 99% B n/a |
With tris(dibenzylideneacetone)dipalladium(0) chloroform complex; (R)-N-((S)-(3,5-di-tert-butyl-4-methoxyphenyl)(2-(dicyclohexylphosphanyl)phenyl)methyl)-N,2-dimethylpropane-2-sulfinamide; caesium carbonate In toluene at 60℃; for 60h; Sealed tube; Inert atmosphere; Overall yield = 99 percent; Overall yield = 62.9 mg; enantioselective reaction; | A n/a B n/a |
ethyl 2-chloro-4-methyl-3-pyridinecarboxylate
pinacol vinylboronate
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); potassium carbonate In 1,4-dioxane; water at 90℃; for 16h; Inert atmosphere; | 98.7% |
4-tolyl iodide
pinacol vinylboronate
2-[(E)-2-p-tolylethenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
Conditions | Yield |
---|---|
With bis(tri-t-butylphosphine)palladium(0); triethylamine In toluene at 50℃; for 5h; | 98% |
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