Our Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
Cas:111982-45-7
Min.Order:1 Kilogram
FOB Price: $1.0 / 10.0
Type:Trading Company
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:111982-45-7
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:111982-45-7
Min.Order:0
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:111982-45-7
Min.Order:1 Metric Ton
FOB Price: $7.0 / 8.0
Type:Trading Company
inquirySAGECHEM is a chemical R&D, manufacturing and distribution company in China since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and etc. We also offer a full range of services in custom synthe
Cas:111982-45-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:Beijing or Guangzhou
Cas:111982-45-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.
Cas:111982-45-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
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
Cas:111982-45-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryWe are committed to providing our customers with the best products and services at the most competitive prices.Appearance:powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use as primary and sec
Cas:111982-45-7
Min.Order:0
Negotiable
Type:Trading Company
inquirySupply top quality products with a reasonable price Application:api
2-FLUOROPHENYL CYCLOPENTYL KETONEAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Cas:111982-45-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryGood Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Cas:111982-45-7
Min.Order:0
Negotiable
Type:Trading Company
inquiryBest Seller, High Quality, Competitive Price, Fast Delivery, Quick ResponseAppearance:powder, or liquid Storage:Stored in room temperature, ventilated place Package:Bottle, barrel, cargo, container, etc. Application:Pharmaceuticals, intermediates, AP
Cas:111982-45-7
Min.Order:0
Negotiable
Type:Trading Company
inquiryChangzhou Extraordinary Pharmatech co., LTD. As a leading chemical manufacturer and supplier in China.DAS authentication is passed.We can provide the popular precursor chemicals, we have our own strong R & D team, have our own laboratories and
Cas:111982-45-7
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHenan Wising Chem specializes in sourcing chemicals in China. We are associated with many trusted manufacturers each having different areas of expertise required for meeting the needs of our local as well as overseas buyers. We have access to custom
Cas:111982-45-7
Min.Order:500 Gram
Negotiable
Type:Lab/Research institutions
inquiryPrice, service, company and transport advantage: 1. Best service, place of origin China, high quality, and reasonable price. 2. It's customers' right to choose the package (EMS, DHL, FEDEX, UPS). 3. It's customers' right
Hebei Bosang is a professional manufacturer specializing in r&d, production and sales of chemical apis and pharmaceutical intermediates. We are in line with the quality first, reputation first business philosophy, after more than ten years of de
Cas:111982-45-7
Min.Order:100 Gram
FOB Price: $30.0 / 40.0
Type:Trading Company
inquiryR & D enterprises have their own stock in stock Appearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Port:Shanghai;Guangzhou
Cas:111982-45-7
Min.Order:5 Gram
Negotiable
Type:Lab/Research institutions
inquiryUnited Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat
Cas:111982-45-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryNanjing Chemlin Chemical Industry Co., Ltd was established in Aug,1999, located in the industrial park of Nanjing University of Technology, It is a private enterprises in Jiangsu Province with 1200 square meters’ R&D center. Our R&D center has a well
high quality,bulk supply,regular supply Storage:Room Temperature Package:bottle/drum Application:U-Chemo group offer 1) fine chemical and bulk production 2) Custom synthesis and contract research 3) New molecular's research 24) Total solution for
Cas:111982-45-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryCyclopentyl-(2-fluorophenyl)methanone Storage:keep in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/pharma intermediate Transportation:By Sea,by Air,By courier like DHL or Fedx. Port:Shanghai/Shenz
Cas:111982-45-7
Min.Order:0
Negotiable
Type:Trading Company
inquiryintermediateAppearance:powder Storage:Normal temperature Package:1kg/25kg/customized Application:intermediate Transportation:By Ship/Air
intermediateAppearance:powder Storage:Normal temperature Package:1kg/25kg/customized Application:intermediate Transportation:By Ship/Air Port:any port of china
high quality, in stock,fast and safe deliveryAppearance:White crystalline powder Package:1kg/bag,25kg/drum Application:Pharmaceutical Intermediates Transportation:Air/Sea/Land Port:Shanghai/Qingdao
Cas:111982-45-7
Min.Order:0
Negotiable
Type:Trading Company
inquiryCyclopentyl bromide
2-fluorobenzonitrile
cyclopentyl-(2-fluorophenyl)ketone
Conditions | Yield |
---|---|
Stage #1: Cyclopentyl bromide With iodine; magnesium In tetrahydrofuran at 20℃; Reflux; Stage #2: 2-fluorobenzonitrile With copper(I) bromide dimethylsulfide complex In tetrahydrofuran for 4h; Inert atmosphere; Reflux; Stage #3: With sulfuric acid; water In tetrahydrofuran for 4h; Reagent/catalyst; Solvent; Time; | 90% |
2-fluorobenzonitrile
cyclopentylmagnesium bromide
cyclopentyl-(2-fluorophenyl)ketone
Conditions | Yield |
---|---|
Stage #1: 2-fluorobenzonitrile; cyclopentylmagnesium bromide With copper(I) bromide In tetrahydrofuran at 60℃; for 15h; Stage #2: With sulfuric acid; water In tetrahydrofuran at 0℃; for 15h; | 40% |
cyclopentyl-(2-fluorophenyl)ketone
α-bromocyclopentyl-(2-fluorophenyl)ketone
Conditions | Yield |
---|---|
Stage #1: cyclopentyl-(2-fluorophenyl)ketone With hydrogen bromide In water at 20℃; for 0.0833333h; Darkness; Stage #2: With lithium chloride In water at 20℃; for 0.0166667h; Darkness; Stage #3: With dihydrogen peroxide In water at 70℃; for 1.5h; Darkness; | 96% |
cyclopentyl-(2-fluorophenyl)ketone
3-cyclopentyl-1H-indazole
Conditions | Yield |
---|---|
With hydrazine In water at 130℃; for 72h; | 89% |
cyclopentyl-(2-fluorophenyl)ketone
C14H16OS
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.5 h / 20 °C 1.2: 18 h / Reflux 2.1: lithium aluminium tetrahydride / tetrahydrofuran / 1 h / 0 - 5 °C View Scheme |
cyclopentyl-(2-fluorophenyl)ketone
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.5 h / 20 °C 1.2: 18 h / Reflux 2.1: lithium aluminium tetrahydride / tetrahydrofuran / 1 h / 0 - 5 °C 3.1: phosphorus tribromide / diethyl ether / 1 h / 20 °C View Scheme |
cyclopentyl-(2-fluorophenyl)ketone
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.5 h / 20 °C 1.2: 18 h / Reflux 2.1: lithium aluminium tetrahydride / tetrahydrofuran / 1 h / 0 - 5 °C 3.1: phosphorus tribromide / diethyl ether / 1 h / 20 °C 4.1: toluene / 18 h / Reflux View Scheme |
cyclopentyl-(2-fluorophenyl)ketone
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.5 h / 20 °C 1.2: 18 h / Reflux 2.1: lithium aluminium tetrahydride / tetrahydrofuran / 1 h / 0 - 5 °C 3.1: phosphorus tribromide / diethyl ether / 1 h / 20 °C 4.1: toluene / 18 h / Reflux 5.1: n-butyllithium / tetrahydrofuran; hexane / 0.5 h / -70 °C 5.2: 0.5 h / -70 - 20 °C View Scheme |
cyclopentyl-(2-fluorophenyl)ketone
ethyl 2-sulfanylacetate
C16H18O2S
Conditions | Yield |
---|---|
Stage #1: ethyl 2-sulfanylacetate With sodium hydride In N,N-dimethyl-formamide at 20℃; for 0.5h; Stage #2: cyclopentyl-(2-fluorophenyl)ketone In N,N-dimethyl-formamide for 18h; Reflux; |
cyclopentyl-(2-fluorophenyl)ketone
A
α-hydroxycyclopentyl-(2-flourophenyl)-N-methylamine
B
(2-fluorophenyl)(1-hydroxycyclopentyl)methanone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: hydrogen bromide / water / 0.08 h / 20 °C / Darkness 1.2: 0.02 h / 20 °C / Darkness 1.3: 1.5 h / 70 °C / Darkness 2.1: 6 h / -40 °C View Scheme |
cyclopentyl-(2-fluorophenyl)ketone
(±)-2-(2-fluorophenyl)-2-(methylamino)cyclohexanone
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: hydrogen bromide / water / 0.08 h / 20 °C / Darkness 1.2: 0.02 h / 20 °C / Darkness 1.3: 1.5 h / 70 °C / Darkness 2.1: 6 h / -40 °C 3.1: palladium dichloride / decalin / 4 h / Reflux View Scheme |
cyclopentyl-(2-fluorophenyl)ketone
1-(2-fluorophenyl)-N-methyl-2-oxocyclohexanaminium chloride
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: hydrogen bromide / water / 0.08 h / 20 °C / Darkness 1.2: 0.02 h / 20 °C / Darkness 1.3: 1.5 h / 70 °C / Darkness 2.1: 6 h / -40 °C 3.1: palladium dichloride / decalin / 4 h / Reflux 4.1: hydrogenchloride / water; dichloromethane View Scheme |
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