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
Cas:453-71-4
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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:453-71-4
Min.Order:1 Metric Ton
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inquiryhigh quality Appearance:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai
Cas:453-71-4
Min.Order:1 Kilogram
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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
Cas:453-71-4
Min.Order:1
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Type:Other
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
Cas:453-71-4
Min.Order:1 Kilogram
FOB Price: $5.0
Type:Manufacturers
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
Cas:453-71-4
Min.Order:1 Metric Ton
Negotiable
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:453-71-4
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:453-71-4
Min.Order:1 Kilogram
FOB Price: $1.0 / 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:453-71-4
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:453-71-4
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry4-Fluoro-3-nitrobenzoic acid CAS:453-71-4 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 organ
Cas:453-71-4
Min.Order:1 Gram
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:453-71-4
Min.Order:0
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Type:Lab/Research institutions
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
Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det
Cas:453-71-4
Min.Order:0 Metric Ton
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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:453-71-4
Min.Order:0
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inquiryChemlyte Solutions believe that customers and suppliers deserve much more than what traditional distributors can offer. To grow in today s fast-paced and increasingly competitive market it is essential to be able to quickly adapt to market forces eff
Cas:453-71-4
Min.Order:100 Gram
Negotiable
Type:Other
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:453-71-4
Min.Order:10 Gram
Negotiable
Type:Lab/Research institutions
inquiry4-fluoro-3-nitrobenzoic acid Melting point 123-126 ° C (lit.) Boiling point 92 ° C 15mm Flash point 92 ° C / 15mm Storage conditions Solubility 95% ethanol: soluble50mg / mL, clear, light yellow Morphology Powder or Crystals
Cas:453-71-4
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
inquiry4-Fluoro-3-nitrobenzoic acid Chemical Properties Melting point 123-126 °C (lit.) Boiling point 92°C 15mm density 1.5071 (estimate) Fp 92°C/15mm storage temp. Refrigerator solubility 95% ethanol: soluble50mg/mL, cle
Cas:453-71-4
Min.Order:1 Gram
FOB Price: $65.0
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:453-71-4
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:453-71-4
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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
Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:453-71-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou
R & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou
high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,Pharmaceutical intermediates Transportation:air,sea,courier
Cas:453-71-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquirygood quality and cheap price Package:25kg/200kg Application:as intermediates Transportation:by courier/sea/air
Superior quality, moderate price & quick delivery. Appearance:White to yellow crystalline powder Storage:Sealed in a cool ,dry and microtherm place , avoid light . Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:It i
Cas:453-71-4
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryAcmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea
Cas:453-71-4
Min.Order:1 bottle
Negotiable
Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
With sulfuric acid; potassium nitrate at 20℃; | 90% |
With sulfuric acid; potassium nitrate at 20℃; | 88% |
With sulfuric acid; nitric acid at 20℃; for 10h; | 75% |
trimethylsilylazide
4-fluoro-3-nitrobenzoyl chloride
A
3-nitro-4-fluorobenzoic acid
B
1-(4-fluoro-3-nitrophenyl)-1,4-dihydro-5H-tetrazol-5-one
Conditions | Yield |
---|---|
at 20 - 90℃; Inert atmosphere; | A n/a B 70% |
Conditions | Yield |
---|---|
With sulfuric acid at 120℃; for 8h; Sealed tube; | 52% |
Conditions | Yield |
---|---|
With nitric acid |
4-Fluorobenzoic acid
nitric acid
A
3-nitro-4-fluorobenzoic acid
B
4-Fluoronitrobenzene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: KMnO4 2: nitric acid View Scheme |
3-nitro-4-fluorobenzoic acid
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 2: KMnO4 3: nitric acid View Scheme |
3-nitro-4-fluorobenzoic acid
Conditions | Yield |
---|---|
Stage #1: C7H3FNO4Pol With acetic anhydride In dichloromethane for 2h; Stage #2: With trifluoroacetic acid In 1,2-dichloro-ethane for 1h; |
4-fluoro-3-nitrobenzoyl chloride
isopropyl alcohol
3-nitro-4-fluorobenzoic acid
Conditions | Yield |
---|---|
With acetic anhydride; N-ethyl-N,N-diisopropylamine In water; 4-(dicyanomethylene)-2-methyl-6-(p-dimethylaminostyryl)-4H-pyran; acetonitrile |
Conditions | Yield |
---|---|
With potassium dichromate; sulfuric acid; acetic acid Reflux; |
Conditions | Yield |
---|---|
With thionyl chloride In 1,2-dichloro-ethane at 80℃; for 12 - 16h; Product distribution / selectivity; | 100% |
With thionyl chloride for 4h; Reflux; | 100% |
With oxalyl dichloride In N,N-dimethyl-formamide; benzene at 0℃; for 6h; Chlorination; | 99% |
3-nitro-4-fluorobenzoic acid
aniline
2-nitrodiphenylamine-4-carboxylic acid
Conditions | Yield |
---|---|
Stage #1: 3-nitro-4-fluorobenzoic acid; aniline In ethanol for 16h; Reflux; Stage #2: With hydrogenchloride In ethanol; water | 100% |
In ethanol at 20℃; for 1h; | 81% |
cetyltrimethylammonim bromide In water at 73℃; Mechanism; Rate constant; or without CTAB-catalysis; |
3-nitro-4-fluorobenzoic acid
2-pyridin-2-yl-quinoline-4-carboxylic acid [2-(4-fluoro-3-nitro-benzoylamino)-ethyl]-amide
Conditions | Yield |
---|---|
With benzotriazol-1-ol; N-ethyl-N,N-diisopropylamine; bromo-tris(1-pyrrolidinyl)phosphonium hexafluorophosphate In N,N-dimethyl-formamide at 20℃; for 66h; | 100% |
Conditions | Yield |
---|---|
100% | |
Multi-step reaction with 2 steps 1: (COCl)2; DMF / CH2Cl2 / 0 - 25 °C 2: 0 °C View Scheme | |
Multi-step reaction with 2 steps 1: oxalyl chloride; N,N-dimethylformamide / CH2Cl2 / 16 h / 22 °C 2: 52.4 g / triethylamine / CH2Cl2 / 16 h / 22 °C View Scheme |
methanol
3-nitro-4-fluorobenzoic acid
4-fluoro-3-nitro-benzoic acid methyl ester
Conditions | Yield |
---|---|
Stage #1: methanol; 3-nitro-4-fluorobenzoic acid With thionyl chloride at 0 - 20℃; Stage #2: With water; sodium hydrogencarbonate In ethyl acetate | 100% |
With sulfuric acid at 80℃; | 100% |
With sulfuric acid at 65℃; for 36h; Large scale; | 100% |
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide at 20 - 80℃; for 16h; | 100% |
tert-butyl (4-amino-2-methylbutan-2-yl)carbamate
3-nitro-4-fluorobenzoic acid
4-(3-tert-butoxycarbonylamino-3-methyl-butylamino)-3-nitro-benzoic acid
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 20 - 60℃; for 168h; | 100% |
3-nitro-4-fluorobenzoic acid
(trifluoromethyl)trimethylsilane
1,1,1,3,3,3-hexafluoro-2-(4-fluoro-3-nitrophenyl)propan-2-ol
Conditions | Yield |
---|---|
Stage #1: 3-nitro-4-fluorobenzoic acid With thionyl chloride In N,N-dimethyl-formamide for 2h; Reflux; Stage #2: (trifluoromethyl)trimethylsilane With tetramethylammonium fluoride In 1,2-dimethoxyethane at 20℃; for 12.3333h; Inert atmosphere; Cooling with ice; | 100% |
3-nitro-4-fluorobenzoic acid
ethyl 2-sulfanylacetate
4-ethoxycarbonylmethylsulfanyl-3-nitrobenzoic acid
Conditions | Yield |
---|---|
With sodium acetate In water at 90℃; for 24h; Inert atmosphere; | 100% |
Conditions | Yield |
---|---|
With sodium hydrogencarbonate In water at 80℃; for 6h; | 100% |
3-nitro-4-fluorobenzoic acid
L-leucine tert-butyl ester hydrochloride
(S)-2-(4-fluoro-3-nitro-benzoylamino)-4-methyl-pentanoic acid tert-butyl ester
Conditions | Yield |
---|---|
Stage #1: 3-nitro-4-fluorobenzoic acid With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 0℃; for 0.5h; Stage #2: L-leucine tert-butyl ester hydrochloride With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide for 4h; | 100% |
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 0 - 20℃; for 4h; |
hexamethylene imine
3-nitro-4-fluorobenzoic acid
4-azepan-1-yl-3-nitro-benzoic acid
Conditions | Yield |
---|---|
In tetrahydrofuran at 20℃; for 1h; | 100% |
3-nitro-4-fluorobenzoic acid
(4-fluoro-3-nitrophenyl)methanol
Conditions | Yield |
---|---|
Stage #1: 3-nitro-4-fluorobenzoic acid With sodium tetrahydroborate In tetrahydrofuran at 0℃; for 1h; Stage #2: With boron trifluoride diethyl etherate In tetrahydrofuran at 0 - 20℃; for 3h; | 99.1% |
Stage #1: 3-nitro-4-fluorobenzoic acid With sodium tetrahydroborate In tetrahydrofuran at 0℃; for 1h; Stage #2: With boron trifluoride diethyl etherate In tetrahydrofuran at 0 - 20℃; for 3h; | 99.1% |
Stage #1: 3-nitro-4-fluorobenzoic acid With sodium tetrahydroborate In tetrahydrofuran at 0℃; for 1h; Stage #2: With boron trifluoride dimethyl etherate In tetrahydrofuran at 0 - 20℃; for 3h; | 97.4% |
diazomethane
3-nitro-4-fluorobenzoic acid
4-fluoro-3-nitro-benzoic acid methyl ester
Conditions | Yield |
---|---|
In diethyl ether ice cooling; | 99% |
methanol
3-nitro-4-fluorobenzoic acid
isobutylamine
ethyl iodide
1,1'-Thiocarbonyldiimidazole
Conditions | Yield |
---|---|
Multistep reaction; | 99% |
3-nitro-4-fluorobenzoic acid
methylamine
4-(methylamino)-3-nitrobenzoic acid
Conditions | Yield |
---|---|
In methanol; ethanol at 20℃; for 2h; | 99% |
In methanol at 20℃; for 18h; | 99% |
In methanol at 20℃; for 10h; | 98% |
3-nitro-4-fluorobenzoic acid
diazomethyl-trimethyl-silane
4-fluoro-3-nitro-benzoic acid methyl ester
Conditions | Yield |
---|---|
With methanol In hexanes; dichloromethane at 0℃; for 1h; | 99% |
In methanol; hexane; toluene at 0 - 20℃; for 0.5h; | 92% |
3-nitro-4-fluorobenzoic acid
methyl iodide
4-fluoro-3-nitro-benzoic acid methyl ester
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 3h; | 99% |
With potassium carbonate In acetone |
Trimethyl orthoacetate
3-nitro-4-fluorobenzoic acid
4-fluoro-3-nitro-benzoic acid methyl ester
Conditions | Yield |
---|---|
In toluene at 80℃; for 8h; Esterification; | 98% |
methanol
bis(trichloromethyl) carbonate
3-nitro-4-fluorobenzoic acid
isobutylamine
allyl bromide
Conditions | Yield |
---|---|
Solid phase reaction; | 98% |
3-nitro-4-fluorobenzoic acid
2-hydroxyethanethiol
4-(2-hydroxyethylthio)-3-nitrobenzoic acid
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide | 98% |
3-nitro-4-fluorobenzoic acid
3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heptadecafluoro-1-decanol
3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heptadecafluorodecyl 4-fluoro-3-nitrobenzoate
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dichloromethane for 0.5h; Microwave irradiation; Inert atmosphere; | 98% |
3-nitro-4-fluorobenzoic acid
isopropyl alcohol
3-nitro-4-isopropoxybenzoic acid
Conditions | Yield |
---|---|
Stage #1: isopropyl alcohol With sodium hydride In tetrahydrofuran; mineral oil at 0℃; for 0.25h; Inert atmosphere; Stage #2: 3-nitro-4-fluorobenzoic acid In tetrahydrofuran; mineral oil at 0 - 20℃; for 3.5h; Inert atmosphere; | 98% |
3-nitro-4-fluorobenzoic acid
1-amino-3-methylbenzene
3-nitro-4-(m-tolylamino)benzoic acid
Conditions | Yield |
---|---|
In 1-methyl-pyrrolidin-2-one at 90℃; for 16h; Inert atmosphere; | 98% |
Conditions | Yield |
---|---|
With hydrogen; 5%-palladium/activated carbon In methanol for 6h; | 97% |
With hydrogen; palladium 10% on activated carbon In methanol under 760.051 Torr; for 3h; | 96% |
With 5%-palladium/activated carbon; hydrogen In ethanol under 12001.2 Torr; Flow reactor; | 95% |
Conditions | Yield |
---|---|
With sulfuric acid | 97% |
With hydrogenchloride for 15h; Heating / reflux; | 95% |
With sulfuric acid for 8h; Reflux; | 93% |
3-nitro-4-fluorobenzoic acid
ethanolamine
4-(2-hydroxy-ethylamino)-3-nitro-benzoic acid
Conditions | Yield |
---|---|
In isopropyl alcohol at 20℃; for 18h; | 97% |
In methanol at 20℃; for 4h; | 89% |
3-nitro-4-fluorobenzoic acid
(4-fluoro-3-nitrophenyl)methanol
Conditions | Yield |
---|---|
In tetrahydrofuran; water | 97% |
Conditions | Yield |
---|---|
With N-hydroxybenzotriazole ammonium salt; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide; acetonitrile at 0 - 20℃; for 4h; | 97% |
With N-hydroxybenzotriazole ammonium salt; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide; acetonitrile at 0 - 20℃; for 4h; | 97% |
Stage #1: 3-nitro-4-fluorobenzoic acid With thionyl chloride at 80℃; for 2h; Stage #2: With ammonia In tetrahydrofuran; dichloromethane at 0℃; for 1h; | 96% |
Conditions | Yield |
---|---|
Stage #1: ethanol; 3-nitro-4-fluorobenzoic acid With sulfuric acid Reflux; Stage #2: 1-amino-3-methylbutane With triethylamine Reflux; | 97% |
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