minimum order qty. 10 gram
Cas:811-97-2
Min.Order:10 Gram
Negotiable
Type:Trading Company
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:811-97-2
Min.Order:1 Metric Ton
Negotiable
Type:Manufacturers
inquiryHebei yanxi chemical co., LTD is a professional research, development and production Cyromazine、lead diacetate trihydrate /Lead acetate trihydrateC、 2-phenylacetamide 、 4-Aminophenyl-1-phenethylpiperidine 、Citric acid monohydrate 、 Citric acid/c
Cas:811-97-2
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Manufacturers
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
1. 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
Cas:811-97-2
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
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:811-97-2
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
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:811-97-2
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:811-97-2
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
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:811-97-2
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
Hello, 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:811-97-2
Min.Order:1 Kilogram
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:811-97-2
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquiryCompany Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
Cas:811-97-2
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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:811-97-2
Min.Order:0
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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:811-97-2
Min.Order:4 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryIn fluorine chemical, Yuji Tech has been dedicated to R&D of production of ODS alternatives, fluoropolymers and fluorinated fine chemicals for years, and has become an international leading innovation enterprise in fluorine chemical research an
Cas:811-97-2
Min.Order:5 Kilogram
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:811-97-2
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryWe are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov
Cas:811-97-2
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
Type:Lab/Research institutions
inquiryEstablished in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site
Cas:811-97-2
Min.Order:10 Gram
Negotiable
Type:Lab/Research institutions
inquiry1,1,1,2-tetrafluoroethane Properties Melting point -101°C Boiling point −26.5 °C (lit.) Density 1.21 Merck 13,4734 Stability Stable. May cause damage to the atmosphere. Incompatible with active metals, strong oxidizing agent
Cas:811-97-2
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryOur Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an
Cas:811-97-2
Min.Order:0
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:811-97-2
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryProduct Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
Cas:811-97-2
Min.Order:1 Kilogram
Negotiable
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:811-97-2
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
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:811-97-2
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:811-97-2
Min.Order:1 Metric Ton
FOB Price: $7.0 / 8.0
Type:Trading Company
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
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
Superior quality, moderate price & quick delivery. Appearance:colourless liquid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:25kg/drum, or as per your request. Application:Used as Pharmaceutical Intermediat
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Cas:811-97-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
With hydrogen | |
With lithium aluminium tetrahydride In tetrahydrofuran Ambient temperature; | |
Irradiation; electroreduction, solid polymer electrolyte, Ag/AgCl reference electrode; | |
With hydrogen at 350 - 750℃; under 300.03 Torr; for 0.000277778h; Autoclave; |
Conditions | Yield |
---|---|
With hydrogen fluoride; chromium; magnesium | |
With hydrogen fluoride Heating; | |
With hydrogen fluoride; aluminum oxide; chromium(III) oxide; magnesium oxide; zinc(II) oxide at 350℃; Fluorination; |
1,1,1,2-tetrafluoro-2-chloroethane
A
1,1,1,2-tetrafluoroethane
B
1,1,2-trifluoroethylene
Conditions | Yield |
---|---|
With methylene chloride; oxygen; nickel at 650 - 725℃; under 1277.21 Torr; Product distribution / selectivity; | A 28% B n/a |
With methane; oxygen; nickel at 675℃; under 1277.21 Torr; Product distribution / selectivity; | |
With methane; oxygen; palladium on activated charcoal at 675℃; under 1277.21 Torr; Product distribution / selectivity; |
Conditions | Yield |
---|---|
With hydrogen In dichloromethane at 20℃; under 760 Torr; |
1,1,1,2-tetrafluoro-2-chloroethane
A
methane
B
1,1,1,2-tetrafluoroethane
Conditions | Yield |
---|---|
With hydrogen at 350 - 750℃; under 300.03 Torr; for 0.000277778h; Autoclave; |
Conditions | Yield |
---|---|
With cobalt (III) fluoride at 10℃; for 0.166667h; Inert atmosphere; | 34% |
1,1-dichlorotetrafluoroethane
A
chlorotrifluoromethane
B
1,1,1,2-tetrafluoroethane
Conditions | Yield |
---|---|
With methane; oxygen; Ba(NO3)2, γ-alumina, dried at 180-450C, heated to 550C, calcined at 600C, oxidized at 450C at 600℃; under 873.827 - 904.856 Torr; Product distribution / selectivity; | |
With methane; oxygen; Ba(NO3)2, CsNO3, γ-alumina, dried at 180-450C, heated to 550C, calcined at 600C, oxidized at 450C at 550 - 678℃; under 873.827 - 904.856 Torr; Product distribution / selectivity; | |
With methane; oxygen; Ba(NO3)2, CsNO3, Co(NO3)2, γ-alumina, dried at 180-400C, heated to 550C, calcined at 575C, oxidized at 400-475C at 600℃; under 873.827 - 904.856 Torr; Product distribution / selectivity; |
1,1,1,2-tetrafluoro-2-chloroethane
A
1,1,1,2-tetrafluoroethane
B
Vinylidene fluoride
C
1,1,2-trifluoroethylene
Conditions | Yield |
---|---|
In water at 350 - 820℃; under 300.03 Torr; for 8.33333E-05h; Autoclave; |
Conditions | Yield |
---|---|
With potassium fluoride; diethylene glycol at 210 - 240℃; under 500 Torr; | |
With potassium fluoride; potassium carbonate; [2.2.2]cryptande In acetonitrile at 115℃; under 1050.08 Torr; for 0.416667h; Yield given; |
1,1,1,2-tetrafluoro-2-chloroethane
A
1,1,1,2-tetrafluoroethane
B
Vinylidene fluoride
C
1-Chloro-2,2-difluoroethene
D
1,1,2-trifluoroethylene
Conditions | Yield |
---|---|
In water at 350 - 950℃; under 300.03 Torr; for 8.33333E-05h; Autoclave; |
Conditions | Yield |
---|---|
With xenon difluoride; silicon tetrafluoride at 20℃; for 6h; Fluorination; | 94% |
With sulfur tetrafluoride; lead dioxide at 100℃; for 2h; | |
With cobalt (III) fluoride at 125℃; |
1,1-dibromo-1,2,2,2-tetrafluoroethane
1,1,1,2-tetrafluoroethane
Conditions | Yield |
---|---|
With ammonium persulfate; ammonium formate In N,N-dimethyl-formamide at 30 - 40℃; | 87% |
1,1-dichlorotetrafluoroethane
A
1,1,1,2-tetrafluoroethane
B
1,1,1,2-tetrafluoro-2-chloroethane
Conditions | Yield |
---|---|
With triethylsilane; Perbenzoic acid 1) 25 deg C, 1 h, 2) 80 deg C, 10 h; Yield given; Yields of byproduct given; | |
With methylene chloride; oxygen; Ba(NO3)2, CsNO3, γ-alumina, dried at 180-450C, heated to 550C, calcined at 600C, oxidized at 450C at 600℃; under 873.827 - 904.856 Torr; Product distribution / selectivity; |
1,1,1-trifluoro-2-chloroethane
A
1,1,1,2-tetrafluoroethane
B
1,2-dichloro-1,1-difluoroethane
C
1,1,1-trifluoro-2,2-dichloroethane
D
1,2-dichloro-2-fluoroethene
E
Trichloroethylene
F
1,1,1,2-tetrafluoro-2-chloroethane
Conditions | Yield |
---|---|
Stage #1: 1,1,1-trifluoro-2-chloroethane With hydrogen fluoride; oxygen at 380℃; under 760.051 Torr; Inert atmosphere; Stage #2: With hydrogenchloride at 380℃; under 760.051 Torr; |
1,1-dichlorotetrafluoroethane
A
2,2,2-trifluoroethanol
B
1,1,1,2-tetrafluoroethane
C
1,1,1,2-tetrafluoro-2-chloroethane
Conditions | Yield |
---|---|
With hydrogen; palladium/alumina at 140℃; Product distribution; Mechanism; var. temp.; other catalysts; | A 5.5% B 84.3% C 10.2% |
With hydrogen; palladium at 149.85℃; under 770 Torr; Rate constant; Product distribution; Thermodynamic data; E(a); other Pd catalysts; effect of HCl and sulfur; | |
With hydrogen; palladium/alumina at 199.85℃; for 15h; Product distribution; also fluorinated aluminas catalysts; other substrate; | |
With hydrogenchloride; hydrogen; 5percent Pd/C-H Kinetics; Activation energy; Further Variations:; Catalysts; Dehydrochlorination; |
Conditions | Yield |
---|---|
With ammonia at 900℃; for 10h; |
Conditions | Yield |
---|---|
With ammonia at 1000℃; for 10h; |
Conditions | Yield |
---|---|
With hydrogen fluoride at 300 - 514℃; under 760.051 Torr; Catalytic behavior; Reagent/catalyst; Temperature; | 10% |
With hydrogen fluoride Heating; |
Difluoromethane
A
trifluoromethan
B
1,1,1,2-tetrafluoroethane
C
1,1,2-trifluoroethylene
Conditions | Yield |
---|---|
With ammonia at 950℃; for 10h; |
p-cresol
1,1,1-trifluoro-2-chloroethane
A
1,1,1,2-tetrafluoroethane
B
1-Chloro-2,2-difluoroethene
C
(2-chloro-1,1-difluoro-ethyl)-p-tolyl ether
Conditions | Yield |
---|---|
With potassium hydroxide at 250℃; under 28880 Torr; for 11h; | A n/a B n/a C 73% |
ethanol
1,1,1-trifluoro-2-chloroethane
A
1,1,1,2-tetrafluoroethane
B
1,1,1-trifluoroethyl ethyl ether
C
1-Chloro-2,2-difluoroethene
Conditions | Yield |
---|---|
With potassium hydroxide at 280℃; under 45600 Torr; for 11h; | A n/a B 67% C n/a |
1,1,1-trifluoro-2-chloroethane
2,2,2-trifluoroethanol
A
1,1,1,2-tetrafluoroethane
B
1-Chloro-2,2-difluoroethene
C
1,1,1-trifluoro-2-(2,2,2-trifluoroethoxy)ethane
Conditions | Yield |
---|---|
With potassium hydroxide at 250℃; under 77520 Torr; for 13h; | A n/a B n/a C 70% |
1,1,1-trifluoro-2-chloroethane
para-tert-butylphenol
A
1,1,1,2-tetrafluoroethane
B
1-Chloro-2,2-difluoroethene
Conditions | Yield |
---|---|
With potassium hydroxide at 250℃; under 36480 Torr; for 11h; | A n/a B n/a C 67% |
1,1,1-trifluoro-2-chloroethane
ortho-cresol
A
1,1,1,2-tetrafluoroethane
B
1-Chloro-2,2-difluoroethene
C
(2-chloro-1,1-difluoro-ethyl)-o-tolyl ether
Conditions | Yield |
---|---|
With potassium hydroxide at 250℃; under 34960 Torr; for 11h; | A n/a B n/a C 71% |
1,1,1-trifluoro-2-chloroethane
phenol
A
1,1,1,2-tetrafluoroethane
B
1-Chloro-2,2-difluoroethene
C
1-chloro-2,2-difluoroethyl phenyl ether
Conditions | Yield |
---|---|
With potassium hydroxide at 250℃; under 35720 Torr; for 11h; | A n/a B n/a C 76% D n/a |
1,1,1-trifluoro-2-chloroethane
phenol
A
1,1,1,2-tetrafluoroethane
B
1-Chloro-2,2-difluoroethene
Conditions | Yield |
---|---|
With potassium hydroxide at 250℃; under 34200 Torr; for 11h; | A n/a B n/a C 72% |
Conditions | Yield |
---|---|
With sulfur tetrafluoride at 160℃; for 5h; |
methanol
1,1,1-trifluoro-2-chloroethane
A
1,1,1,2-tetrafluoroethane
B
2,2,2-trifluoroethyl methyl ether
C
1-Chloro-2,2-difluoroethene
Conditions | Yield |
---|---|
With potassium hydroxide at 260℃; under 57760 Torr; for 10h; | A n/a B 55% C n/a |
1,1,1-trifluoro-2-chloroethane
iso-butanol
A
1,1,1,2-tetrafluoroethane
B
1-Chloro-2,2-difluoroethene
Conditions | Yield |
---|---|
With potassium hydroxide at 280℃; under 87400 Torr; for 11h; | A n/a B n/a C 64% |
Conditions | Yield |
---|---|
at 900℃; for 10h; Temperature; |
1,1,1,2-tetrafluoroethane
A
1,1,1,2,2-pentafluoroethane
B
Difluoromethane
C
trifluoromethan
D
Hexafluoroethane
Conditions | Yield |
---|---|
With fluorine at 200 - 250℃; Product distribution; Further Variations:; Reagents; | A 1.1% B 0.9% C 0.4% D 97.6% |
Conditions | Yield |
---|---|
With n-BuLi In diethyl ether; hexane under N2, shielded from light; ethereal soln. of CF3CH2F treated under stirring with n-BuLi in hexane at -78°C for 2 h; Fe-Hg complex in ether added at -78°C; stirred at -60°C overnight; warmed to room temp.; hexane added; filtered through Celite; filtrate concd. in vac.; elem. anal.; | 93% |
Conditions | Yield |
---|---|
With n-butyllithium In diethyl ether byproducts: LiCl; generation of Li salt witn BuLi at -78°C, addn. of 0.5 equiv. HgCl2; extn., drying, evapn.; | 90% |
With n-butyllithium In tetrahydrofuran; diethyl ether byproducts: LiCl; generation of Li salt witn BuLi at -78°C in Et2O, addn. of 0.5 equiv. HgCl2 in thf; extn., drying, evapn.; | 90% |
With BuLi In tetrahydrofuran; diethyl ether N2-atmosphere; slow addn. of BuLi to fluorocarbon (in Et2O, -78°C), stirring for 2 h, addn. of 0.5 equiv. HgCl2 (in THF), stirring overnight; warming to room temp., addn. of satd. aq. NH4Cl, drying of org. layer (MgSO4), solvent removal (reduced pressure), distn. (60-61°C/20 Torr); elem. anal.; | 85% |
Conditions | Yield |
---|---|
Stage #1: 1,1,1,2-tetrafluoroethane With n-butyllithium In diethyl ether; hexane at -78 - -70℃; for 6h; Inert atmosphere; Stage #2: With arsenic trichloride In diethyl ether; hexane at -85 - 20℃; Inert atmosphere; | 90% |
1,1,1,2-tetrafluoroethane
dimethylaminobis(trifluoromethyl)borane
Conditions | Yield |
---|---|
With tert.-butyl lithium In diethyl ether; pentane at -78℃; for 0.333333h; deprotonation, trifluorovinylation; | 89% |
1,1,1,2-tetrafluoroethane
dimethylaminobis(trifluoromethyl)borane
dimethylamine-trifluoroethenylbis(trifluoromethyl)borane
Conditions | Yield |
---|---|
With t-butyl lithium In diethyl ether stirred at -78 °C for 20 min; aq. HCl added, pH 4, ther phase dried over Na2SO4, evapn., sublimation in vac., elem. anal.; | 89% |
titanocene difluoride
1,1,1,2-tetrafluoroethane
fluoro(perfluorovinyl)(η(5)-cyclopentadienyl)titanium(IV)
Conditions | Yield |
---|---|
With n-butyllithium In tetrahydrofuran; diethyl ether; hexane N2-atmosphere; slow addn. of 2 equiv. BuLi (in hexane) to CF3CH2F (in Et2O) at -80°C, standing at -80 to -55°C for 2 h, cooling to -110°C, addn. of 1 equiv. Ti-complex (in THF, cooled to -80°C), slow warming to room temp.; vol. reduction (vac.), hexane addn., filtration, evapn. of filtrate (vac.), washing (hexane), drying (vac.); elem. anal.; | 88% |
bis(cyclopentadienyl)titanium dichloride
1,1,1,2-tetrafluoroethane
bis(perfluorovinyl)(η(5)-cyclopentadienyl)titanium(IV)
Conditions | Yield |
---|---|
With n-butyllithium In tetrahydrofuran; diethyl ether; hexane N2-atmosphere; slow addn. of 2 equiv. BuLi (in hexane) to CF3CH2F (in Et2O) at -80°C, standing at -80 to -55°C for 2 h, cooling to -110°C, addn. of 0.5 equiv. Ti-complex (in THF, cooled to -80°C), slow warming to room temp.; vol. reduction (vac.), hexane addn., filtration, evapn. of filtrate (vac.), washing (hexane), drying (vac., 30 min); elem. anal.; | 88% |
Conditions | Yield |
---|---|
With n-butyllithium In diethyl ether at -80 - 20℃; | 87% |
bis(cyclopentadienyl)titanium dichloride
1,1,1,2-tetrafluoroethane
chloro(perfluorovinyl)(η(5)-cyclopentadienyl)titanium(IV)
Conditions | Yield |
---|---|
With n-butyllithium In tetrahydrofuran; diethyl ether; hexane N2-atmosphere; slow addn. of 2 equiv. BuLi (in hexane) to CF3CH2F (in Et2O) at -80°C, standing at -80 to -55°C for 2 h, cooling to -110°C, addn. of 1 equiv. Ti-complex (in THF, cooled to -80°C), slow warming to room temp.; vol. reduction (vac.), hexane addn., filtration, evapn. of filtrate (vac.), washing (hexane), drying (vac.); | 87% |
1,1,1,2-tetrafluoroethane
2-isopropyliodobenzene
1-isopropyl-2-(1,2,2-trifluorovinyl)benzene
Conditions | Yield |
---|---|
Stage #1: 1,1,1,2-tetrafluoroethane With zinc(II) chloride; lithium diisopropyl amide In tetrahydrofuran at 15 - 20℃; Stage #2: 2-isopropyliodobenzene With tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran at 65℃; for 2h; | 86% |
Stage #1: 1,1,1,2-tetrafluoroethane With zinc(II) chloride; lithium diisopropyl amide In tetrahydrofuran at 15 - 20℃; Stage #2: 2-isopropyliodobenzene; tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran at 65℃; for 2h; | 86% |
1,1,1,2-tetrafluoroethane
2-phenacylisoquinolinium bromide
Conditions | Yield |
---|---|
With potassium carbonate; triethylamine In N,N-dimethyl-formamide at 80℃; for 24h; | 85% |
Conditions | Yield |
---|---|
Stage #1: 1,1,1,2-tetrafluoroethane With zinc(II) chloride; lithium diisopropyl amide In tetrahydrofuran at 15 - 20℃; Stage #2: 3-methoxy-1-iodobenzene; tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran at 65℃; for 1h; | 85% |
Conditions | Yield |
---|---|
Stage #1: 1,1,1,2-tetrafluoroethane; 4,4'-diformylbiphenyl With n-butyllithium In tetrahydrofuran; hexane at -78℃; Inert atmosphere; Stage #2: With pyridine hydrofluoride In chloroform at 0 - 20℃; for 3h; | 84% |
1,1,1,2-tetrafluoroethane
1-Iodonaphthalene
1-(1,2,2-trifluoroethenyl)naphthalene
Conditions | Yield |
---|---|
Stage #1: 1,1,1,2-tetrafluoroethane With zinc(II) chloride; lithium diisopropyl amide In tetrahydrofuran at 15 - 20℃; Stage #2: 1-Iodonaphthalene; tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran at 60℃; for 2h; | 83% |
1,1,1,2-tetrafluoroethane
para-iodoanisole
para-methoxy phenyl-2 trifluoro-1,1,2 ethylene
Conditions | Yield |
---|---|
Stage #1: 1,1,1,2-tetrafluoroethane With zinc(II) chloride; lithium diisopropyl amide In tetrahydrofuran at 15 - 20℃; for 1h; Stage #2: para-iodoanisole With tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran at 60℃; for 1h; | 82% |
Stage #1: 1,1,1,2-tetrafluoroethane With zinc(II) chloride; lithium diisopropyl amide In tetrahydrofuran at 15 - 20℃; Stage #2: para-iodoanisole; tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran at 60℃; for 1h; | 82% |
1-Chloro-4-iodobenzene
1,1,1,2-tetrafluoroethane
1-chloro-4-(1,2,2-trifluoroethenyl)benzene
Conditions | Yield |
---|---|
Stage #1: 1,1,1,2-tetrafluoroethane With zinc(II) chloride; lithium diisopropyl amide In tetrahydrofuran at 15 - 20℃; Stage #2: 1-Chloro-4-iodobenzene; tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran at 60℃; for 2h; | 82% |
n-butyllithium
chloro-trimethyl-silane
1,1,1,2-tetrafluoroethane
(Z)-1,2-difluoro-1-(trimethylsilyl)-1-hexene
Conditions | Yield |
---|---|
Stage #1: 1,1,1,2-tetrafluoroethane With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 1h; Dehydrofluorination; metallation; Stage #2: chloro-trimethyl-silane In tetrahydrofuran; hexane at -78℃; for 1h; Substitution; Stage #3: n-butyllithium In tetrahydrofuran; hexane at -78℃; for 1h; Substitution; | 81% |
Conditions | Yield |
---|---|
With potassium hydroxide In dimethyl sulfoxide at 60℃; for 24h; | 81% |
Conditions | Yield |
---|---|
With n-BuLi In diethyl ether; hexane under N2, shielded from light; ethereal soln. of CF3CH2F treated under stirring with n-BuLi in hexane at -78°C for 2 h; PhHgCl in ether added at -78°C; stirred at -60°C overnight; warmed to room temp.; hexane added; filtered through Celite; filtrate concd. in vac.; elem. anal.; | 79% |
1,1,1,2-tetrafluoroethane
3-iodochlorobenzene
3'-chloro-1,2,2-trifluorostyrene
Conditions | Yield |
---|---|
Stage #1: 1,1,1,2-tetrafluoroethane With zinc(II) chloride; lithium diisopropyl amide In tetrahydrofuran at 15 - 20℃; Stage #2: 3-iodochlorobenzene; tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran at 65℃; for 2h; | 78% |
Conditions | Yield |
---|---|
Stage #1: 1,1,1,2-tetrafluoroethane With zinc(II) chloride; lithium diisopropyl amide In tetrahydrofuran; hexane at -20 - 20℃; for 0.5h; Inert atmosphere; Stage #2: 1,4-dibromo-2,5-dimethoxybenzene With tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran; hexane at 50 - 55℃; for 17h; Inert atmosphere; | 77% |
Conditions | Yield |
---|---|
Stage #1: 1,1,1,2-tetrafluoroethane With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 0.75h; Stage #2: cyclohexane-1,2-epoxide In tetrahydrofuran; hexane Further stages.; | 76% |
1,1,1,2-tetrafluoroethane
1,4-bromoiodobenzene
1-bromo-4-(1,2,2-trifluorovinyl)benzene
Conditions | Yield |
---|---|
Stage #1: 1,1,1,2-tetrafluoroethane With zinc(II) chloride; lithium diisopropyl amide In tetrahydrofuran at 15 - 20℃; Stage #2: 1,4-bromoiodobenzene With tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran at 20℃; for 12h; | 75% |
Conditions | Yield |
---|---|
Stage #1: 1,1,1,2-tetrafluoroethane With zinc(II) chloride; lithium diisopropyl amide In tetrahydrofuran; hexane at -20 - 20℃; for 0.5h; Inert atmosphere; Stage #2: 4,6-diiodo-1,3-xylene With tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran; hexane at 50℃; for 16h; Inert atmosphere; | 75% |
1,1,1,2-tetrafluoroethane
benzaldehyde
1-phenyl 1-hydroxy 2.3.3-trifluoro propene (2)
Conditions | Yield |
---|---|
With methanol; n-butyllithium In diethyl ether; hexane 1.) -78 deg C; | 74% |
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