high 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
The 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
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. Near 20 years DayangChem has provided dif
Cas:13675-18-8
Min.Order:10 Gram
FOB Price: $1.0 / 2.0
Type:Lab/Research institutions
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:13675-18-8
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryOur company was built in 2009 with an ISO certificate.In the past 6 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
Cas:13675-18-8
Min.Order:1 Kilogram
FOB Price: $1000.0
Type:Lab/Research institutions
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
Cas:13675-18-8
Min.Order:1 Kilogram
FOB Price: $3.0 / 10.0
Type:Trading Company
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:13675-18-8
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiry1. Product advantages High purity, all above 98.5%, no impurities after dissolution We will test each batch to ensure quality OEM and private brand services designed for free Various cap colors available We can also provide MT1 peptide powd
Cas:13675-18-8
Min.Order:1 Kilogram
FOB Price: $40.0 / 45.0
Type:Trading Company
inquiryProduct Name: TETRAHYDROXYDIBORON CAS: 13675-18-8 MF: B2H4O4 MW: 89.65 EINECS: Mol File: 13675-18-8.mol TETRAHYDROXYDIBORON Structure TETRAHYDROXYDIBORON Chemical Properties Melting point >385 °C density 1.435&plus
Cas:13675-18-8
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry1.In No Less 10 years exporting experience. you 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 Specializ
Cas:13675-18-8
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryTETRAHYDROXYDIBORON CAS:13675-18-8 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 quality organic inter
Cas:13675-18-8
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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
Cas:13675-18-8
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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
Cas:13675-18-8
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryOur Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We
Cas:13675-18-8
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquiryTriumph 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 Service 1.Own made fine chemical products 2.Out sourcing and qua
Cas:13675-18-8
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
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
Cas:13675-18-8
Min.Order:4 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry1. Product advantages: exquisite appearance and unique functions. 2. Product Advantages: Our products are the best,fast speed ,in large stock 3. High-quality products and thoughtful service are your greatest satisfaction. 4. The product
J&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:13675-18-8
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquirylow price high quality high purity good sevice stock Appearance:white Storage:Preserve In Well-Closed, Light-Resistant and Tight Containers. Store In Cool & Dry Place Package:1g、5g、10g…1kg、5kg… Application:Pharmaceutical intermediates T
Cas:13675-18-8
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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:13675-18-8
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
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 als
Cas:13675-18-8
Min.Order:1 Gram
FOB Price: $1.0
Type:Lab/Research institutions
inquiryAllyChem 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
Cas:13675-18-8
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
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:13675-18-8
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryShandong 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:13675-18-8
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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
Cas:13675-18-8
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
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
Cas:13675-18-8
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:13675-18-8
Min.Order:0
Negotiable
Type:Lab/Research institutions
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:13675-18-8
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryLower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
Cas:13675-18-8
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1.A strong technical force and advanced processing equipments. The quality of the products has been strictly inspected and all kinds of index have reached or exceeded domestic and international standards.2. Now we have established long-term stable re
water
diboron tetrachloride
A
tetrahydroxydiboron
B
boric acid
Conditions | Yield |
---|---|
In water byproducts: HCl; hydrolysis of B2Cl4; dissolution of crude solid in degassed H2O, slow evapn. at room temp.; | A 70% B n/a |
B2Br4(NH(CH3)2)2
water
A
tetrahydroxydiboron
B
boric acid
Conditions | Yield |
---|---|
In tetrahydrofuran; water addn. of aq. THF to a soln. of boron compd. in THF, stirring for 2 d; dissolution in H2O, slow evapn. at room temp.; |
tetrakis(dimethylamido)diborane
water
A
tetrahydroxydiboron
B
dimethyl amine
water
diboron tetrachloride
A
hydrogenchloride
B
tetrahydroxydiboron
Conditions | Yield |
---|---|
With water In water at room temp. in vac.; | |
With hydrogenchloride In not given with dild. HCl at room temp. in vac.; | |
With H2O In water at room temp. in vac.; | |
With HCl In not given with dild. HCl at room temp. in vac.; |
tetramethoxydiborane
tetrahydroxydiboron
Conditions | Yield |
---|---|
by hydrolysis; | |
by hydrolysis; |
tetrahydroxydiboron
Conditions | Yield |
---|---|
With iodine | |
With I2 |
tetrahydroxydiboron
Conditions | Yield |
---|---|
In water evapn.; | |
With iodine In water | |
With I2 In water | |
In water evapn.; |
dichlorobis(dimethylamino)diborane(4)
tetrahydroxydiboron
Conditions | Yield |
---|---|
With H2O |
tetrakis(dimethylamido)diborane
A
tetrahydroxydiboron
B
N,N-dimethylammonium chloride
Conditions | Yield |
---|---|
With hydrogenchloride; water | |
With H2O; HCl |
tetrakis(dimethylamido)diborane
A
tetrahydroxydiboron
B
dimethyl amine
Conditions | Yield |
---|---|
With H2O distn. in high vac.; |
diboron tetrachloride
tetrahydroxydiboron
Conditions | Yield |
---|---|
With iodine In water oxydation by I2 in acidic soln.; | |
With I2; acid In water oxydation by I2 in acidic soln.; |
tris(dimethylamino)monochlorodiborane(4)
tetrahydroxydiboron
Conditions | Yield |
---|---|
With H2O in acidic soln.; |
Conditions | Yield |
---|---|
at 100℃; Inert atmosphere; | 8.5 g |
Conditions | Yield |
---|---|
With trifluoroacetic acid In dichloromethane at 20℃; |
2,2'-bis(1,3,2-benzodioxaborole)
A
tetrahydroxydiboron
B
benzene-1,2-diol
Conditions | Yield |
---|---|
With water In N,N-dimethyl acetamide at 80℃; for 8h; Inert atmosphere; Sealed tube; |
tetrahydroxydiboron
Conditions | Yield |
---|---|
With chloro(2-dicyclohexylphosphino-2’,4’,6’-triisopropyl-1,1‘-biphenyl)[2-(2’-amino-1,1‘-biphenyl’)]palladium(II); potassium acetate; XPhos In ethanol at 80℃; for 1h; Inert atmosphere; | 100% |
potassium hydrogenfluoride
tetrahydroxydiboron
1-chloro-3,5-dimethoxybenzene
Conditions | Yield |
---|---|
With PdCl(C6H4C6H4NH2)(Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3); Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3; K acetate In ethanol aryl chloride reacted with B2(OH)4 in EtOH in presence of catalyst (Pt-complex - ligand) and K acetate at 80°C for 2 h; subjected to aq. workup; treated with KHF2; purified by Soxlet extn.; | 99% |
With NaOC(CH3)3; 2,4,6-(i-Pr)3C6H2C6H4[2-P(cyclo-C6H11)2]; KOAc In methanol; ethanol mixt. org. compound, B2(OH)4, Pd-complex, 2,4,6-(i-Pr)3C6H2C6H4-2-P(c-C6H11)2, KOAc in EtOH at 80°C for 18 h, cooled to room temp., filtered, concd. aq. KHF2 was added dropwise in MeOH at 0°C, mixt. wasstirred at room temp. for 30 min; | 92% |
potassium hydrogenfluoride
tetrahydroxydiboron
4-methoxyphenyl triflate
Conditions | Yield |
---|---|
With PdCl(C6H4C6H4NH2)(Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3); Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3; K acetate In ethanol aryl triflate reacted with B2(OH)4 in EtOH in presence of catalyst (Pt-complex - ligand) and K acetate at 80°C for 2 h; subjected to aq. workup; treated with KHF2; purified by Soxlet extn.; | 99% |
tetrahydroxydiboron
Conditions | Yield |
---|---|
In tetrahydrofuran at 70℃; for 3h; Molecular sieve; | 99% |
tetrahydroxydiboron
Conditions | Yield |
---|---|
In tetrahydrofuran at 70℃; for 3h; Molecular sieve; | 99% |
In tetrahydrofuran at 70℃; for 4h; Molecular sieve; Schlenk technique; Inert atmosphere; | 95% |
tetrahydroxydiboron
Conditions | Yield |
---|---|
In tetrahydrofuran at 70℃; for 3h; Molecular sieve; | 99% |
In tetrahydrofuran at 70℃; for 4h; Molecular sieve; Schlenk technique; Inert atmosphere; | 94% |
tetrahydroxydiboron
Conditions | Yield |
---|---|
In water at 25℃; for 3h; | 99% |
potassium hydrogenfluoride
tetrahydroxydiboron
2-methyl-3-buten-2-ol
Conditions | Yield |
---|---|
[1,3-bis(phenylselenomethyl)phenyl]palladium(II) chloride In methanol; dimethyl sulfoxide react. (B(OH)2)2 with olefine at 50°C for 16 h in mixt. DMSO-MeOH, aq. KHF2 was added; | 98% |
potassium hydrogenfluoride
tetrahydroxydiboron
Conditions | Yield |
---|---|
[1,3-bis(phenylselenomethyl)phenyl]palladium(II) chloride In water; dimethyl sulfoxide B complex treated with ligand in DMSO at 40°C in the presence ofPd catalyst (5 mol%), reacted for 5 h, treated with aq. KHF2; | 98% |
potassium hydrogenfluoride
tetrahydroxydiboron
1-Chloro-4-fluorobenzene
Conditions | Yield |
---|---|
With PdCl(C6H4C6H4NH2)(Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3); Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3; K acetate In ethanol aryl chloride reacted with B2(OH)4 in EtOH in presence of catalyst (Pt-complex - ligand) and K acetate at 80°C for 2.5 h; subjected to aq. workup; treated with KHF2; purified by Soxlet extn.; | 98% |
With NaOC(CH3)3; 2,4,6-(i-Pr)3C6H2C6H4[2-P(cyclo-C6H11)2]; KOAc In methanol; ethanol mixt. org. compound, B2(OH)4, Pd-complex, 2,4,6-(i-Pr)3C6H2C6H4-2-P(c-C6H11)2, KOAc in EtOH at 80°C for 18 h, cooled to room temp., filtered, concd. aq. KHF2 was added dropwise in MeOH at 0°C, mixt. wasstirred at room temp. for 30 min; | 80% |
Conditions | Yield |
---|---|
With PdCl(C6H4C6H4NH2)(Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3); Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3; K acetate In ethanol aryl bromide reacted with B2(OH)4 in EtOH in presence of catalyst (Pt-complex - ligand) and K acetate at 80°C for 1 h; subjected to aq. workup; treated with KHF2; purified by Soxlet extn.; | 98% |
potassium hydrogenfluoride
tetrahydroxydiboron
1-bromo-3,5-dimethoxybenzene
Conditions | Yield |
---|---|
With PdCl(C6H4C6H4NH2)(Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3); Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3; K acetate In ethanol aryl bromide reacted with B2(OH)4 in EtOH in presence of catalyst (Pt-complex - ligand) and K acetate at 80°C for 4 h; subjected to aq. workup; treated with KHF2; purified by Soxlet extn.; | 98% |
potassium hydrogenfluoride
tetrahydroxydiboron
3-monochlorophenol
potassium (3-hydroxyphenyl)trifluoroborate
Conditions | Yield |
---|---|
With PdCl(C6H4C6H4NH2)(Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3); Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3; K acetate In ethanol aryl chloride reacted with B2(OH)4 in EtOH in presence of catalyst (Pt-complex - ligand) and K acetate at 80°C for 2 h; subjected to aq. workup; treated with KHF2; purified by Soxlet extn.; | 98% |
5-bromobenzofuran
tetrahydroxydiboron
2,3-dihydro-1-benzofuran-5-ylboronic acid
Conditions | Yield |
---|---|
In methanol at 15℃; for 3h; Microwave irradiation; | 98% |
With potassium tert-butylate In methanol at 0 - 20℃; |
5-bromobenzo[b]thiophene
tetrahydroxydiboron
benzo[b]thiophen-5-ylboronic acid
Conditions | Yield |
---|---|
In methanol at 15℃; for 3h; Microwave irradiation; | 98% |
With potassium tert-butylate In methanol at 0 - 20℃; |
Conditions | Yield |
---|---|
In methanol at 15℃; for 3h; Microwave irradiation; | 98% |
tetrahydroxydiboron
trimethyl-p-tolylammonium iodide
4-methylphenylboronic acid
Conditions | Yield |
---|---|
In methanol at 15℃; for 3h; Microwave irradiation; | 98% |
tetrahydroxydiboron
4-nitrophenylboronic acid
Conditions | Yield |
---|---|
In water at 20℃; for 3.5h; | 98% |
potassium hydrogenfluoride
tetrahydroxydiboron
1,1-diacetoxy-2-propene
Conditions | Yield |
---|---|
[1,3-bis(phenylselenomethyl)phenyl]palladium(II) chloride In water; dimethyl sulfoxide B complex treated with ligand in DMSO at 40°C in the presence ofPd catalyst (5 mol%), reacted for 36 h, treated with aq. KHF2; | 97% |
potassium hydrogenfluoride
tetrahydroxydiboron
methyl 3-chlorobenzoate
potassium (meta-methoxycarbonylphenyl)trifluoroborate
Conditions | Yield |
---|---|
With PdCl(C6H4C6H4NH2)(Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3); Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3; K acetate In ethanol aryl chloride reacted with B2(OH)4 in EtOH in presence of catalyst (Pt-complex - ligand) and K acetate at 80°C for 2.5 h; subjected to aq. workup; treated with KHF2; purified by Soxlet extn.; | 97% |
Conditions | Yield |
---|---|
In methanol at 15℃; for 1h; Microwave irradiation; | 97% |
With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; potassium acetate In dimethyl sulfoxide at 60℃; for 0.333333h; Temperature; Solvent; Reagent/catalyst; | 74% |
In methanol; water at -5℃; for 0.166667h; UV-irradiation; Flow reactor; chemoselective reaction; | 100 %Spectr. |
tetrahydroxydiboron
1-bromo-4-(trifluoromethoxy)benzene
4-trifluoromethoxyphenylboronic acid
Conditions | Yield |
---|---|
In methanol at 15℃; for 3h; Microwave irradiation; | 97% |
With potassium tert-butylate In methanol at 0 - 20℃; |
Conditions | Yield |
---|---|
With magnesium sulfate In tetrahydrofuran at 20℃; for 24h; Sealed tube; | 97% |
With magnesium sulfate In tetrahydrofuran at 20℃; for 48h; Inert atmosphere; | 74% |
potassium hydrogenfluoride
tetrahydroxydiboron
4-chloromethoxybenzene
Conditions | Yield |
---|---|
With Pd(O2CCH3)2; Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3; K acetate In ethanol Pd acetate, ligand and K acetate stirred in EtOH at 80°C for 20 min; B2(OH)4 in EtOH and aryl chloride added; reacted at 80°C for 1 h; subjected to aq. workup; treated with KHF2; | 95% |
With PdCl(C6H4C6H4NH2)(Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3); Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3; K acetate In ethanol aryl chloride reacted with B2(OH)4 in EtOH in presence of catalyst (Pt-complex - ligand) and K acetate at 80°C for 2 h; subjected to aq. workup; treated with KHF2; purified by Soxlet extn.; | 93% |
With NaOC(CH3)3; 2,4,6-(i-Pr)3C6H2C6H4[2-P(cyclo-C6H11)2]; KOAc In methanol; ethanol mixt. org. compound, B2(OH)4, Pd-complex, 2,4,6-(i-Pr)3C6H2C6H4-2-P(c-C6H11)2, KOAc in EtOH at 80°C for 18 h, cooled to room temp., filtered, concd. aq. KHF2 was added dropwise in MeOH at 0°C, mixt. was stirred at room temp. for 30 min; | 90% |
potassium hydrogenfluoride
tetrahydroxydiboron
2-methylchlorobenzene
Conditions | Yield |
---|---|
With PdCl(C6H4C6H4NH2)(Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3); Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3; K acetate In ethanol aryl chloride reacted with B2(OH)4 in EtOH in presence of catalyst (Pt-complex - ligand) and K acetate at 80°C for 3.5 h; subjected to aq. workup; treated with KHF2; purified by Soxlet extn.; | 95% |
With NaOC(CH3)3; 2,4,6-(i-Pr)3C6H2C6H4[2-P(cyclo-C6H11)2]; KOAc In methanol; ethanol mixt. org. compound, B2(OH)4, Pd-complex, 2,4,6-(i-Pr)3C6H2C6H4-2-P(c-C6H11)2, KOAc in EtOH at 80°C for 18 h, cooled to room temp., filtered, concd. aq. KHF2 was added dropwise in MeOH at 0°C, mixt. wasstirred at room temp. for 30 min; | 75% |
potassium hydrogenfluoride
tetrahydroxydiboron
para-bromoacetophenone
Conditions | Yield |
---|---|
With PdCl(C6H4C6H4NH2)(Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3); Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3; K acetate In ethanol aryl bromide reacted with B2(OH)4 in EtOH in presence of catalyst (Pt-complex - ligand) and K acetate at 80°C for 2 h; subjected to aq. workup; treated with KHF2; purified by Soxlet extn.; | 95% |
potassium hydrogenfluoride
tetrahydroxydiboron
1-Bromo-4-fluorobenzene
Conditions | Yield |
---|---|
With PdCl(C6H4C6H4NH2)(Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3); Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3; K acetate In ethanol aryl bromide reacted with B2(OH)4 in EtOH in presence of catalyst (Pt-complex - ligand) and K acetate at 80°C for 4 h; subjected to aq. workup; treated with KHF2; purified by Soxlet extn.; | 95% |
tetrahydroxydiboron
Conditions | Yield |
---|---|
With chloro(2-dicyclohexylphosphino-2’,4’,6’-triisopropyl-1,1‘-biphenyl)[2-(2’-amino-1,1‘-biphenyl’)]palladium(II); potassium acetate; XPhos In ethanol at 55℃; for 2.4h; Time; Inert atmosphere; | 95% |
With chloro(2-dicyclohexylphosphino-2’,4’,6’-triisopropyl-1,1‘-biphenyl)[2-(2’-amino-1,1‘-biphenyl’)]palladium(II); potassium acetate; XPhos In ethanol at 55℃; for 18h; | 80% |
Conditions | Yield |
---|---|
[1,3-bis(phenylselenomethyl)phenyl]palladium(II) chloride In methanol; dimethyl sulfoxide react. (B(OH)2)2 with olefine at 50°C for 16 h in mixt. DMSO-MeOH, aq. KHF2 was added; | 94% |
potassium hydrogenfluoride
tetrahydroxydiboron
3-bromo-N,N-dimethylaniline
potassium (3-(dimethylamino)phenyl)trifluoroborate
Conditions | Yield |
---|---|
With PdCl(C6H4C6H4NH2)(Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3); Cy2PC6H4-2-C6H2-2',4',6'-i-Pr3; K acetate In ethanol aryl bromide reacted with B2(OH)4 in EtOH in presence of catalyst (Pt-complex - ligand) and K acetate at 80°C for 3.5 h; subjected to aq.workup; treated with KHF2; purified by Soxlet extn.; | 94% |
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