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. DayangChem can provide different quantities
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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
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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 ap
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inquiryColorcom 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
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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
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inquiry1 Factory price 2 High quality 3 Good service Appearance:Powder Storage:Dry and cold condition Package:25KG, 500KG and1000KG, seaworthy and suitable for container transportation. Application:coatings, printing ink, rubber, glass, leather, cos
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inquiryOur advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva
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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
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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
Hebei Mojin Biological Technology Co., Ltd. is specialize in the production of chemical raw materials and reagents,located in Shijiazhuang, Hebei Province. In recent decades, under the efforts of all staff, in Shandong, Henan, Guangdong and many othe
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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
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inquiryAppearance: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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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
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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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inquiryWhy Choose Us: 1. Factory direct sales, so we can provide the competitive price and high quality product base on 8 years of production and R&D experience. 2. It is available in stock for quick shipment.Products could be packaged according to cu
Cas:72537-17-8
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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 als
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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
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inquirySuperior quality, moderate price & quick delivery. Appearance:Colorless or light yellow liquid or crystal Storage:keep cool and dry place Package:25kg/drum, or as per your request. Application:For medicine , pesticide intermediates Transpor
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inquiryOur Strength:-Flexible: We work in small teams with rapid communication channels. Respond quickly and efficiently to customer and market needs.-Innovative: We are focusing on the development of new products and keep close relationships with our custo
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inquiryProduct Name: 3-CHLORO-2-FLUORO-5-(TRIFLUOROMETHYL)PYRIDINE Synonyms: 3-CHLORO-2-FLUORO-5-(TRIFLUOROMETHYL)PYRIDINE;2-FLUORO-3-CHLORO-5-(TRIFLUOROMETHYL)PYRIDINE;CHLORO-2-FLUORO-5-(TRIFLUOROMETHYL)PYRIDINE;3-Chloro-2-fluoro-5-(trifluoromethy
Cas:72537-17-8
Min.Order:1 Kilogram
Negotiable
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inquiry3-CHLORO-2-FLUORO-5-(TRIFLUOROMETHYL)PYRIDINE Chemical Properties Melting point 16-20 °C (lit.) Boiling point 50-55 °C/11 mmHg (lit.) density 1.524 g/mL at 25 °C (lit.) refractive index n20/D 1.433(lit.) Fp 125 °F
Cas:72537-17-8
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Type:Lab/Research institutions
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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Type:Trading Company
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
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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:72537-17-8
Min.Order:1 Kilogram
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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:72537-17-8
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:72537-17-8
Min.Order:1 Metric Ton
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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
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Type:Lab/Research institutions
inquiryCapability on chemical synthesis1. Beijing High-Tech Enterprises2. Strong R&D Team3. 8 years of experiences in R & D of high-tech Catalyst;4. 5000 production techniques, 69 items of national patents, and 360 kinds of products on sales;5. The producti
Cas:72537-17-8
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Type:Manufacturers
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:72537-17-8
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Type:Trading Company
inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:72537-17-8
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Negotiable
Type:Lab/Research institutions
inquiry2,3-dichloro-5-trifluoromethylpyridine
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With potassium carbonate; cesium fluoride In dimethyl sulfoxide at 120℃; under 18.7519 - 22.5023 Torr; for 4h; Product distribution / selectivity; | 100% |
With potassium carbonate; cesium fluoride In 1-methyl-pyrrolidin-2-one at 70℃; for 1 - 3h; Product distribution / selectivity; | 98% |
With potassium fluoride; N-benzyl-N,N,N-triethylammonium chloride In N,N-dimethyl acetamide at 170℃; for 5h; Temperature; | 97% |
2-amino-3-chloro-5-(trifluoromethyl)pyridine
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With pyridine hydrogenfluoride; sodium nitrite 1.) O deg C, 20 min, 2.) 20 deg C, 1 h; | 99% |
With pyridine; hydrogen fluoride; sodium nitrite 1.) 0 deg C, 30 min; 2.) 20 deg C, 1 h; Yield given. Multistep reaction; |
2,3-dichloro-5-(trichloromethyl)pyridine
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
Stage #1: 2,3-dichloro-5-(trichloromethyl)pyridine under 75007.5 Torr; for 6h; Autoclave; Inert atmosphere; Stage #2: With hydrogen fluoride at -5 - 185℃; for 12h; Temperature; Autoclave; | 97.56% |
With hydrogen fluoride; antimony pentafluoride at 180℃; under 45004.5 Torr; for 24h; Temperature; Pressure; Large scale; |
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
2-amino-3-chloro-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With ammonia In tetrahydrofuran at 35℃; under 1950.2 Torr; for 28h; Product distribution / selectivity; Autoclave; Inert atmosphere; | 99.5% |
With acetamidine hydrochloride; sodium hydroxide In water; dimethyl sulfoxide at 130℃; for 24h; Schlenk technique; chemoselective reaction; | 94% |
With ammonia In tetrahydrofuran at 30℃; under 3750.38 - 6750.68 Torr; for 30h; Temperature; Pressure; Autoclave; Inert atmosphere; |
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
(2,3-difluorophenyl)boronic acid
Conditions | Yield |
---|---|
With dicyclohexyl-(2',6'-dimethoxybiphenyl-2-yl)-phosphane; potassium phosphate; palladium diacetate In toluene at 90℃; for 16h; Suzuki-Miyaura coupling; | 96% |
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With tris(dibenzylideneacetone)dipalladium (0); ruphos In tetrahydrofuran at 70℃; for 15h; Negishi coupling; | 92% |
acetamidine hydrochloride
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With water; caesium carbonate In dimethyl sulfoxide at 90℃; for 18h; Schlenk technique; chemoselective reaction; | 92% |
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With potassium cyanide; Aliquat 336 In water at 30℃; for 5h; | 90% |
With sodium cyanide; tetrabutylammomium bromide at 20 - 25℃; for 23h; | 82% |
sodium cyanide
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
Stage #1: 2-fluoro-3-chloro-5-(trifluoromethyl)pyridine With dmap In acetone for 5h; Reflux; Large scale; Stage #2: sodium cyanide In chloroform; water at 20℃; for 2.5h; Large scale; | 89% |
dmap In water; propiononitrile at 20℃; for 5h; | 83% |
With tetrabutylammomium bromide In water; dimethyl sulfoxide at 45 - 50℃; Concentration; | 74.3% |
With N-benzyl-N,N,N-triethylammonium chloride at 20℃; for 10h; Temperature; | 46.7 g |
4,5-dibromo-2H-1,2,3-triazole
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
C8H2Br2ClF3N4
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 90℃; regioselective reaction; | 89% |
1,2-dichloro-ethane
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
A
butanedinitrile
B
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With dmap In water at 75 - 78℃; for 12h; Reagent/catalyst; Temperature; | A 81.8% B 86.7% |
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
(R)-2-(4-hydroxyphenoxy)propionic acid
butan-1-ol
haloxyf-ethoxyethyl
Conditions | Yield |
---|---|
Stage #1: 2-fluoro-3-chloro-5-(trifluoromethyl)pyridine; (R)-2-(4-hydroxyphenoxy)propionic acid With potassium phosphate; tetra-(n-butyl)ammonium iodide In N,N-dimethyl-formamide at 50 - 60℃; for 2h; Stage #2: With 1,3,5-trichloro-2,4,6-triazine In N,N-dimethyl-formamide at 5 - 25℃; for 1.16667h; Stage #3: butan-1-ol In N,N-dimethyl-formamide | 86% |
potassium cyanide
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
In dimethyl sulfoxide at 30℃; for 0.833333h; | 84% |
cyclohexyl zinc iodide
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
3-cyclohexyl-2-fluoro-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With 2′-(dicyclohexylphophanyl)-N2,N2,N6,N6-tetramethyl[1,1′-biphenyl]-2,6-diamine; palladium diacetate In tetrahydrofuran; toluene at 60℃; for 1h; Negishi coupling reaction; Inert atmosphere; | 84% |
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
[1(2H)-3-chloro-5-(trifluoromethyl)-3'-chloro-5'-(trifluoromethyl)-2'-bipyridin]-2-one
Conditions | Yield |
---|---|
With water; sodium hydroxide In dimethyl sulfoxide at 110℃; for 12h; | 83% |
methanol
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
(R)-2-(4-hydroxyphenoxy)propionic acid
(R)-2-[4-[[3-chloro-5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoic acid methyl ester
Conditions | Yield |
---|---|
Stage #1: 2-fluoro-3-chloro-5-(trifluoromethyl)pyridine; (R)-2-(4-hydroxyphenoxy)propionic acid With potassium phosphate; tetra-(n-butyl)ammonium iodide In N,N-dimethyl-formamide at 50 - 60℃; for 2h; Stage #2: With 1,3,5-trichloro-2,4,6-triazine In N,N-dimethyl-formamide at 5 - 25℃; for 1.16667h; Stage #3: methanol In N,N-dimethyl-formamide | 80% |
furan-3-boronic acid
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
2-fluoro-3-(furan-3-yl)-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With potassium phosphate; chloro(2-dicyclohexylphosphino-2’,4’,6’-triisopropyl-1,1‘-biphenyl)[2-(2’-amino-1,1‘-biphenyl’)]palladium(II) In tetrahydrofuran; water at 40℃; for 0.5h; Suzuki-Miyaura cross-coupling; Inert atmosphere; | 78% |
2-ethoxy-ethanol
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
(R)-2-(4-hydroxyphenoxy)propionic acid
Conditions | Yield |
---|---|
Stage #1: 2-fluoro-3-chloro-5-(trifluoromethyl)pyridine; (R)-2-(4-hydroxyphenoxy)propionic acid With potassium phosphate; tetra-(n-butyl)ammonium iodide In N,N-dimethyl-formamide at 50 - 60℃; for 2h; Stage #2: With 1,3,5-trichloro-2,4,6-triazine In N,N-dimethyl-formamide at 5 - 25℃; for 1.16667h; Stage #3: 2-ethoxy-ethanol In N,N-dimethyl-formamide | 78% |
(+)-(1S,2R,4R)-tert-butyl 2-amino-7-azabicyclo[2.2.1]heptane-7-carboxylate
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With triethylamine In acetonitrile for 16h; Microwave irradiation; Inert atmosphere; Reflux; | 78% |
Sesamol
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With potassium carbonate In dimethyl sulfoxide at 20℃; for 4h; | 77% |
1-(1-Cyclohexen-1-yl)pyrrolidine
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
2-[3-chloro-5-(trifluoromethyl)-2-pyridinyl]cyclohexanone
Conditions | Yield |
---|---|
at 20 - 100℃; for 84h; Neat (no solvent); | 72% |
Stage #1: 1-(1-Cyclohexen-1-yl)pyrrolidine; 2-fluoro-3-chloro-5-(trifluoromethyl)pyridine at 20 - 100℃; for 84h; Stage #2: With sulfuric acid In water | 72% |
hydroquinone
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
2-(4'-hydroxyphenoxy)-3-chloro-5-trifluoromethylpyridine
Conditions | Yield |
---|---|
With sodium hydroxide In dimethyl sulfoxide | 70% |
2',4'-dihydroxy-4-acetophenone
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
1-[4-((3-chloro-5-(trifluoromethyl)-2-pyridinyl)oxy)-2-hydroxyphenyl]ethanone
Conditions | Yield |
---|---|
With potassium carbonate In acetonitrile for 2h; Heating; | 65% |
methanol
carbon monoxide
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With dichloro[2,2'-bis(diphenylphosphino)-1,1'-binaphthyl]palladium(II); triethylamine at 100℃; under 2585.74 Torr; for 14h; | A 60% B 10% |
(S)-tert-butyl 6-(aminomethyl)-5-azaspiro[2.4]heptane-5-carboxylate
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
C18H23ClF3N3O2
Conditions | Yield |
---|---|
With potassium carbonate In 1-methyl-pyrrolidin-2-one at 100 - 150℃; Microwave irradiation; | 60% |
With potassium carbonate In 1-methyl-pyrrolidin-2-one at 100 - 150℃; Microwave irradiation; | 60% |
4-(1-cyclohepten-1-yl)morpholine
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
2-[3-chloro-5-(trifluoromethyl)-2-pyridinyl]cycloheptanone
Conditions | Yield |
---|---|
at 120℃; for 3h; Neat (no solvent); | 58% |
Stage #1: 4-(1-cyclohepten-1-yl)morpholine; 2-fluoro-3-chloro-5-(trifluoromethyl)pyridine at 120℃; for 3h; Stage #2: With sulfuric acid In water | 58% |
N,N-dimethyl-formamide
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
3-chloro-N,N-dimethyl-5-(trifluoromethyl)pyridin-2-amine
Conditions | Yield |
---|---|
With potassium hydroxide In neat (no solvent) at 100℃; for 24h; Sealed tube; regioselective reaction; | 57% |
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
3-chloro-2-[4-(prop-2-enyloxy)phenoxy]-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 70 percent / aq. NaOH / dimethylsulfoxide 2: 86 percent / K2CO3 / dimethylformamide / 0.5 h / 70 °C View Scheme |
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
4-[(3-chloro-5-(trifluoromethyl)-2-pyridinyl)oxy]-2-(hydroxymethyl)phenol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 70 percent / aq. NaOH / dimethylsulfoxide 2: 57 percent / propanoic acid / benzene / 3 h / Heating 3: 82 percent / 30 percent H2O2 / tetrahydrofuran / 2 h / 20 °C View Scheme |
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
4-[(3-chloro-5-(trifluoromethyl)-2-pyridinyl)oxy]-2-(prop-2-enyl)phenol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 70 percent / aq. NaOH / dimethylsulfoxide 2: 86 percent / K2CO3 / dimethylformamide / 0.5 h / 70 °C 3: 84 percent / 2 h / 210 - 215 °C View Scheme |
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