4,4'-Dichlorodiphenyl sulfone /DCDPS Manufacturer of DCDPS ,one of main raw material for PPSU,PSU,PES Purity: 99.5%min ProName: 4,4'-Dichlorodiphenyl sulfone CasNo: 80-07-9 Molecular Formula: C12H8Cl2O2S Appearance:
Cas:80-07-9
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inquiryMolecular Formula:C12H8Cl2O2S Molecular Weight:287.16 Density:1.54g/cm3 Melting point 146-151 oC Boiling point 397 oC Flash point 233 oC Water solubility <0.1 g/100 mL at 20 oC Irritatin… Appearance:off-white to tan Crystalline powder App
Cas:80-07-9
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inquiryDayangChem 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:80-07-9
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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
Cas:80-07-9
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inquiryMolecular formula: C12H8CL2O2S Molecular weight: 287.16 CAS Registry Number: 80-07-9
Cas:80-07-9
Min.Order:1 Kilogram
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inquiry1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience 2. Free samples will be provided,ensure specifications and quality are right for customer 3. Customers will receive the most professional techn
Cas:80-07-9
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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
Colorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on
Cas:80-07-9
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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:80-07-9
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inquiryAbout Product Details Item Specification Test Results Appearance White crystalline powder Conform
Cas:80-07-9
Min.Order:1 Kilogram
FOB Price: $1.0 / 5.0
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inquiryOur advantages: 1, High quality with competitive price: 1) Standard:BP/USP/EP/Enterprise standard 2) All Purity≥99% 3) We are manufacturer and can provide high quality products with factory price. 2, Fast and safe delivery 1) Parcel can be
Cas:80-07-9
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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
Cas:80-07-9
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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:80-07-9
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inquiryCAS No.: 80-07-9 Molecular Fomula:C12F8Cl2O2S Molecular weight: 287.16 Appearance: white powder Assay: 99% min Appearance: white powder Storage:Store in cool and dry place, away from sun light. Package: 25KG/drum Application: Pharmaceutica
Cas:80-07-9
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FOB Price: $1.0 / 2.0
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inquiry1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:white crystalline Powder Storage:Store in sealed containers
Cas:80-07-9
Min.Order:100 Gram
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inquiryAppearance:off-white powder Storage:R.T Package:25kg/drum Application:It is used in the synthesis of engineering plastics, dyes and polymers, such as: polysulfone, polyethersulfone, polyetheretherketone, etc., and is also used as an intermediate for
Cas:80-07-9
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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:80-07-9
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inquiryPacking: According to customer requirements Delivery time: In stock or depands Port of shipment: Ningbo/Shanghai/Qingdao OEM/ODM:Welcome Sample:We can offer our existing samples at once Appearance:white powder/ Refer to COA Storage:Refer to COA
Cas:80-07-9
Min.Order:1 Kilogram
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Type:Trading Company
inquiryOur company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. A
Cas:80-07-9
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inquiryBeluga chemical professional supply High quality 4,4'-Dichlorodiphenyl sulfone CAS 80-07-9 1. Beluga Chemical has a professional RESEARCH and development team and strong technical force to ensure technical support and research capabilities. 2
Cas:80-07-9
Min.Order:1 Gram
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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
Cas:80-07-9
Min.Order:1 Kilogram
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inquiryProduct Detail Minimum Order Qty. 10 Gram
Cas:80-07-9
Min.Order:10 Gram
Negotiable
Type:Trading Company
inquiry4,4'-Dichlorodiphenyl sulfone CAS:80-07-9 Welcome to contact us to get complete COA. Shanghai Lonwin Chem is a leading manufacturer and supplier of chemicals in China.We develop,produce and distribute high quality pharmaceuticals, intermediate
Cas:80-07-9
Min.Order:1 Kilogram
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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
Cas:80-07-9
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inquiry1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s
Cas:80-07-9
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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
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
Cas:80-07-9
Min.Order:1 Kilogram
FOB Price: $16.0 / 20.0
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 have s
Cas:80-07-9
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inquiryBest quality & Attractive price & Professional service; Trial & Pilot & Commercial Yunnuo Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia
Cas:80-07-9
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiry1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highly qualifie
Cas:80-07-9
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
With sulfuric acid; trifluoroacetic acid; trifluoroacetic anhydride; Η-β Zeochem at 10 - 53℃; for 4h; Product distribution / selectivity; | 100% |
With sulfuric acid at 20℃; for 4h; | 95.02% |
Stage #1: chlorobenzene With aluminum (III) chloride; thionyl chloride In water at 50 - 90℃; for 3h; Stage #2: With sulfuric acid; dihydrogen peroxide; acetic acid In water at 80℃; for 3h; | 93.8% |
Conditions | Yield |
---|---|
With dihydrogen peroxide; acetic acid at 80℃; for 2h; | 99.3% |
With tetrabutyl-ammonium chloride; dihydrogen peroxide In water at 95℃; for 5h; Temperature; Reagent/catalyst; | 97.8% |
With N-(n-butyl)tridemorph phosphotungstate; dihydrogen peroxide In benzene at 90℃; for 2h; Catalytic behavior; Temperature; | 96.2% |
4-chlorobenzenesulfonyl chloride
chlorobenzene
4,4'-dichlorodiphenyl sulphone
Conditions | Yield |
---|---|
iron(III) chloride at 144℃; for 0.333333h; microwave irradiation; | 95% |
With iron(III) chloride at 100 - 120℃; | |
With aluminium trichloride | |
With iron(III) chloride at 100 - 120℃; |
sodium p-chlorobenzenesulphinate
4,4'-dichlorodiphenyl sulphone
Conditions | Yield |
---|---|
With copper diacetate In acetonitrile at 60℃; for 3h; | 94% |
Conditions | Yield |
---|---|
With aluminum (III) chloride; thionyl chloride at 20℃; for 3h; Temperature; | 94% |
Conditions | Yield |
---|---|
With sodium bromate In water at 80℃; for 0.5h; Ionic liquid; | 92% |
With palladium; dihydrogen peroxide In methanol at 100℃; for 6h; Green chemistry; chemoselective reaction; | 90% |
With dihydrogen peroxide In methanol at 40℃; for 1.58333h; chemoselective reaction; | 89% |
p-chlorobenzenesulfonyl azide
chlorobenzene
4,4'-dichlorodiphenyl sulphone
Conditions | Yield |
---|---|
With trifluorormethanesulfonic acid In dichloromethane at 25℃; for 3h; regiospecific reaction; | 81% |
bis(4-chlorophenyl)sulfoxide
A
bis(4-chlorophenyl)sulfide
B
4,4'-dichlorodiphenyl sulphone
Conditions | Yield |
---|---|
With [ReOCl3(PPh3)2] In ethanol for 18h; Reflux; | A 33% B 65% |
With phenyltrifluorodiazoethane; oxygen; 5,15,10,20-tetraphenylporphyrin In dichloromethane; acetonitrile at 20℃; for 0.5h; Irradiation; |
sodium p-chlorobenzenesulphinate
bis(4-chlorophenyl)iodonium bromide
4,4'-dichlorodiphenyl sulphone
Conditions | Yield |
---|---|
With 1-butyl-3-methylimidazolium Tetrafluoroborate at 40℃; | 62% |
sodium p-chlorobenzenesulphinate
4,4'-dichlorodiphenyl sulphone
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0) In N,N-dimethyl-formamide at 50℃; for 4h; | 55% |
chlorobenzene
A
4,4'-dichlorodiphenyl sulphone
B
1-chloro-2-(4-chlorophenylsulfonyl)benzene
Conditions | Yield |
---|---|
With cadmium(II) sulfate crystallohydrate; phosphorus pentoxide at 20℃; for 5h; Milling; Sealed tube; Green chemistry; | A 53% B 14% |
With sulfur trioxide; dimethyl sulfate at 50℃; for 1.33333h; exclusion of air humidity; |
Conditions | Yield |
---|---|
With potassium pyrosulfite; palladium diacetate; N-ethyl-N,N-diisopropylamine; tri tert-butylphosphoniumtetrafluoroborate In N,N-dimethyl-formamide at 100℃; for 20h; Inert atmosphere; | 19% |
Conditions | Yield |
---|---|
With sulfur trioxide; trifluoroacetic acid at 40 - 100℃; for 8.5h; Product distribution / selectivity; Inert atmosphere; | 11% |
With acetic anhydride at 100 - 120℃; for 3h; Product distribution / selectivity; | 2% |
unter kontinuierlicher Entfernung des gebildeten Wassers; |
methyl p-chlorobenzenesulphonate
4,4'-dichlorodiphenyl sulphone
Conditions | Yield |
---|---|
With sulfur trioxide anschliessendes Erwaermen mit Chlorbenzol; |
chlorobenzene
A
4,4'-dichlorodiphenyl sulphone
B
4-chlorobenzenesulfonyl chloride
Conditions | Yield |
---|---|
With chlorosulfonic acid | |
With chlorosulfonic acid at 25℃; | |
With chlorosulfonic acid; sulfuric acid Edukt 4:SO3; |
bis(4-chlorophenyl)sulfide
A
bis(4-chlorophenyl)sulfoxide
B
4,4'-dichlorodiphenyl sulphone
Conditions | Yield |
---|---|
With 1-oxo-10-tert-butyl-3,3,7,7-tetrakis(trifluoromethyl)-4,6-benzo-1-ioda-2,8-dioxabicyclo<3.3.0>octane at 130℃; for 24h; other substrates; |
chlorobenzene
A
4,4'-dichlorodiphenyl sulphone
B
bis(2-chlorophenyl) sulfone
C
1-chloro-2-(4-chlorophenylsulfonyl)benzene
Conditions | Yield |
---|---|
With antimony pentafluoride; fluorosulphonic acid at 50℃; for 1h; Yield given. Yields of byproduct given; |
chlorobenzene
A
4,4'-dichlorodiphenyl sulphone
B
p-chlorobenzenesulfonic anhydride
Conditions | Yield |
---|---|
With sulfur trioxide | A 6 % Chromat. B n/a |
aluminium trichloride
4-chlorobenzenesulfonyl chloride
chlorobenzene
4,4'-dichlorodiphenyl sulphone
chlorosulfonic acid
chlorobenzene
A
4,4'-dichlorodiphenyl sulphone
B
4-chloro-benzenesulfonic acid
C
4-chlorobenzenesulfonyl chloride
Conditions | Yield |
---|---|
at -5℃; auch bei Zusatz von wasserfreier Schwefelsaeure; |
4,4'-dichlorodiphenyl sulphone
Conditions | Yield |
---|---|
With sulfuric acid; acetic acid; sodium nitrite Behandeln der erhaltenen Diazoniumsalz-Loesung mit einer Loesung von CuCl in konz. wss. HCl; |
Conditions | Yield |
---|---|
With aluminium trichloride |
disulfuric acid
chlorobenzene
A
4,4'-dichlorodiphenyl sulphone
B
4-chloro-benzenesulfonic acid
Conditions | Yield |
---|---|
With sulfuric acid |
4-chlorobenzenesulfonyl chloride
chlorobenzene
A
4,4'-dichlorodiphenyl sulphone
B
1-chloro-2-(4-chlorophenylsulfonyl)benzene
Conditions | Yield |
---|---|
iron(III) chloride at 144℃; for 0.333333h; Product distribution / selectivity; Irradiation; |
5-p-(p-chlorophenylsulphonyl)phenyl-3-mercapto-1,2,4-triazole
A
4-Chlorophenyl phenyl sulfone
B
phenyl p-chlorophenyl sulfide
C
4,4'-dichlorodiphenyl sulphone
D
1-(4-chlorophenylsulfonyl)-4-cyanobenzene
Conditions | Yield |
---|---|
at 475℃; under 2 Torr; Pyrolysis; Inert atmosphere; | A 12.1 %Chromat. B 6 %Chromat. C 3.9 %Chromat. D 60.6 %Chromat. |
5-p-(p-chlorophenylsulphonyl)phenyl-3-mercapto-1,2,4-triazole
A
4-Chlorophenyl phenyl sulfone
B
4,4'-dichlorodiphenyl sulphone
C
4-((4- chlorophenyl) thio) benzo nitrile
D
1-(4-chlorophenylsulfonyl)-4-cyanobenzene
Conditions | Yield |
---|---|
at 750℃; under 2 Torr; Pyrolysis; Inert atmosphere; | A 16 %Chromat. B 4 %Chromat. C 5 %Chromat. D 40.2 %Chromat. |
5-p-(p-chlorophenylsulphonyl)phenyl-3-mercapto-1,2,4-triazole
A
4-Chlorophenyl phenyl sulfone
B
4,4'-dichlorodiphenyl sulphone
C
1-(4-chlorophenylsulfonyl)-4-cyanobenzene
Conditions | Yield |
---|---|
at 550℃; under 2 Torr; Pyrolysis; Inert atmosphere; | A 10.4 %Chromat. B 3.8 %Chromat. C 56 %Chromat. |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: sodium hydroxide / water / 2 h / Reflux 1.2: 50 °C / pH 10.85 2.1: sulfuric acid / water / pH 5 View Scheme |
4,4'-dichlorodiphenyl sulphone
Conditions | Yield |
---|---|
With sulfuric acid In water pH=5; |
4,4'-Dihydroxybiphenyl
4,4'-dichlorodiphenyl sulphone
polysulfone-block-poly(ethylene oxide), Mn = 56000 (GPC), Mw = 67000 (GPC), polydispersity = 1.9 (GPC); monomer(s): chlorine-terminated poly(ethylene oxide); 4,4'-dichlorodiphenyl sulfone; 4,4'-dihydroxybiphenyl
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl acetamide; toluene at 160℃; for 20h; | 100% |
Conditions | Yield |
---|---|
With sulfuric acid; nitric acid In 1,2-dichloro-ethane | 99% |
With sodium nitrate; sulfuric acid at 80℃; | 95% |
With sulfuric acid; nitric acid In water at 20℃; for 6h; | 92% |
4,4'-dichlorodiphenyl sulphone
2-hydroxyethanethiol
2,2’-((sulfonylbis(4,1-phenylene))bis(sulfanediyl))bis(ethan-1-ol)
Conditions | Yield |
---|---|
With potassium carbonate In ISOPROPYLAMIDE at 150℃; for 5h; | 98% |
With sodium hydride In 1-methyl-pyrrolidin-2-one at 10 - 50℃; for 2h; | 90% |
Conditions | Yield |
---|---|
Stage #1: 4,4'-dichlorodiphenyl sulphone With n-butyllithium In tetrahydrofuran at -78℃; for 2h; Stage #2: trimethyltin(IV)chloride In tetrahydrofuran at -78 - 20℃; | 97% |
4,4'-dichlorodiphenyl sulphone
phenylboronic acid
4,4''-sulfonyldi-1,1'-biphenyl
Conditions | Yield |
---|---|
With palladium diacetate; 1,3-bis-(diphenylphosphino)propane; cesium fluoride In various solvent(s) at 100℃; for 10h; | 95% |
4,4'-dichlorodiphenyl sulphone
(p-hydroxyphenyl)boronic acid
4,4'-bis(4-hydroxyphenyl)diphenyl sulfone
Conditions | Yield |
---|---|
With sodium hydrogencarbonate; tetrakis(triphenylphosphine) palladium(0) In 1,4-dioxane; water at 90℃; for 20h; | 95% |
2,6-di-tert-butylphenol
4,4'-dichlorodiphenyl sulphone
4'-<(4-Chlorophenyl)sulfonyl>-3,5-di-tert-butyl-<1,1'-biphenyl>-4-ol
Conditions | Yield |
---|---|
With 2,3-diethynylquinoxaline; potassium tert-butylate; ammonia at -40℃; electrolysis, current density 1.5 A*dm-2; | 90% |
With 2,3-diethynylquinoxaline; potassium tert-butylate In ammonia at -38℃; electrosynthesis: cathode - platinum grid, 10 cm2, 1024 mesh/cm2; anode - magnesium rod, h = 8 cm, Φ = 1 cm; constant current density 0,5 A dm2, KBr as supporting electrolyte; | 90% |
Conditions | Yield |
---|---|
1-(2'-ethylhexyl)-4-dimethylaminopyridinium chloride In 1,2-dichloro-benzene at 150℃; for 2h; | 90% |
4,4'-dichlorodiphenyl sulphone
4,4'-dihydrazinodiphenyl sulfone
Conditions | Yield |
---|---|
With hydrazine hydrate; triethylamine for 20h; Heating; | 90% |
With hydrazine hydrate; triethylamine for 24h; Reflux; | 90% |
4,4'-dichlorodiphenyl sulphone
2-Mercaptobenzothiazole
4,4'-di(2-benzothiazolylthio)diphenyl sulfone
Conditions | Yield |
---|---|
With sodium hydride In 1-methyl-pyrrolidin-2-one at 10 - 150℃; for 13h; | 90% |
Conditions | Yield |
---|---|
Stage #1: 3,5-dimethoxyphenol; 4,4'-dichlorodiphenyl sulphone With potassium carbonate In N,N-dimethyl acetamide; toluene at 140℃; for 4h; Dean-Stark; Inert atmosphere; Stage #2: In N,N-dimethyl-formamide at 150℃; for 1h; Dean-Stark; Inert atmosphere; | 90% |
With N,N-dimethyl acetamide; potassium carbonate In toluene at 150℃; for 15h; Temperature; Inert atmosphere; Reflux; |
4,4'-dichlorodiphenyl sulphone
ortho-cresol
4,4'-bis(2-methylphenyloxy)diphenylsulfone
Conditions | Yield |
---|---|
92% |
Conditions | Yield |
---|---|
With ammonium chloride In ethanol for 5h; Reflux; | 91.9% |
With ammonia; water; copper; copper(I) bromide at 200℃; | |
With ammonia; copper(II) sulfate; ethylene glycol at 245℃; |
4,4'-dichlorodiphenyl sulphone
4-tert-butylphenylboronic acid
Conditions | Yield |
---|---|
With sodium phosphate In water; isopropyl alcohol at 85℃; for 2h; Suzuki-Miyaura Coupling; | 90% |
4,4'-dichlorodiphenyl sulphone
sodium phenoxide
4,4'-sulfonylbis(phenoxybenzene)
Conditions | Yield |
---|---|
N-2-ethylhexyl chloride of 4(4-methylpiperidinyl)pyridine In 1,2-dichloro-benzene at 180℃; for 2h; | 87% |
(9,9’-(5-(4,4,5,5-tetramethyl-1,2,3-dioxaborolan-2-yl)-1,3-phenylene)bis(9H-carbazole))
4,4'-dichlorodiphenyl sulphone
Conditions | Yield |
---|---|
Stage #1: (9,9’-(5-(4,4,5,5-tetramethyl-1,2,3-dioxaborolan-2-yl)-1,3-phenylene)bis(9H-carbazole)); 4,4'-dichlorodiphenyl sulphone With Aliquat 336; potassium carbonate In water; toluene for 0.25h; Inert atmosphere; Stage #2: With tetrakis(triphenylphosphine) palladium(0) In water; toluene at 130℃; for 12h; Inert atmosphere; | 86% |
Conditions | Yield |
---|---|
With potassium carbonate at 180℃; for 18h; Temperature; Reagent/catalyst; Inert atmosphere; | 85.1% |
4,4'-dichlorodiphenyl sulphone
Conditions | Yield |
---|---|
Stage #1: 4,4'-dichlorodiphenyl sulphone; N1,N1,N3,N3-tetraphenyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzene-1,3-diamine With Aliquat 336; potassium carbonate In water; toluene for 0.25h; Inert atmosphere; Stage #2: With tetrakis(triphenylphosphine) palladium(0) In water; toluene at 130℃; for 12h; Inert atmosphere; | 85% |
Stage #1: 4,4'-dichlorodiphenyl sulphone; N1,N1,N3,N3-tetraphenyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzene-1,3-diamine With Aliquat 336; potassium carbonate In water; toluene for 0.25h; Inert atmosphere; Stage #2: With tetrakis(triphenylphosphine) palladium(0) In water; toluene at 130℃; for 12h; Inert atmosphere; | 85% |
4,4'-dichlorodiphenyl sulphone
Conditions | Yield |
---|---|
With sulfuric acid; sulfur trioxide at 75 - 160℃; for 4.5h; Large scale; | 83% |
Stage #1: 4,4'-dichlorodiphenyl sulphone With fuming sulphuric acid at 110℃; for 6h; Stage #2: With sodium chloride In water | |
Stage #1: 4,4'-dichlorodiphenyl sulphone With sulfuric acid; sulfur trioxide Stage #2: With sodium chloride |
Conditions | Yield |
---|---|
With 2.9-dimethyl-1,10-phenanthroline; nickel(II) perchlorate hexahydrate; tetrabutylammomium bromide In N,N-dimethyl acetamide at 20℃; for 10h; Glovebox; Sealed tube; Electrochemical reaction; Inert atmosphere; regioselective reaction; | 83% |
Conditions | Yield |
---|---|
With potassium tert-butylate In tetrahydrofuran for 72h; Reflux; Inert atmosphere; | 81.8% |
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 150℃; for 9h; | 80% |
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