As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch
Cas:10242-12-3
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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:10242-12-3
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:10242-12-3
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry5-NITROBENZOFURAN-2-CARBOXYLIC ACID CAS:10242-12-3 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 quali
Cas:10242-12-3
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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:10242-12-3
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:10242-12-3
Min.Order:0
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:10242-12-3
Min.Order:0
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:10242-12-3
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
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
Cas:10242-12-3
Min.Order:0
Negotiable
Type:Trading Company
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:10242-12-3
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
Cas:10242-12-3
Min.Order:0
Negotiable
Type:Manufacturers
inquiryR & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou
Cas:10242-12-3
Min.Order:0
Negotiable
Type:Manufacturers
inquiryhigh qualityAppearance:white crystalline powder Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
Cas:10242-12-3
Min.Order:0
Negotiable
Type:Manufacturers
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:10242-12-3
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:10242-12-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquirybest seller Application:API
Cas:10242-12-3
Min.Order:0
Negotiable
Type:Manufacturers
inquiry5-nitrobenzofuran-2-carboxylic acidAppearance:detailed see specifications Storage:Keep away of light, cool place Package:25kg/drum;200kg/drum Application:An important raw material and intermediate used in Organic Synthesis, Pharmaceuticals Transporta
Cas:10242-12-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryAppearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China
Cas:10242-12-3
Min.Order:0
Negotiable
Type:Trading Company
inquirybest seller Application:API
Cas:10242-12-3
Min.Order:0
Negotiable
Type:Trading Company
inquiryWe are committed to providing our customers with the best products and services at the most competitive prices.Appearance:light yellow liquid Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use as pr
Cas:10242-12-3
Min.Order:0
Negotiable
Type:Trading Company
inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Cas:10242-12-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryGood Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
best seller Application:API
Cas:10242-12-3
Min.Order:0
Negotiable
Type:Trading Company
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:any port in China
Cas:10242-12-3
Min.Order:0
Negotiable
Type:Trading Company
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:any port in China
Cas:10242-12-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Cas:10242-12-3
Min.Order:0
Negotiable
Type:Trading Company
inquiryOur mission is to provide high-quality and innovative products to our customers. By offering a broad range of products, custom synthesis and personalized services, Bide can help scientists speeding up their research in the chemical and pharmaceutical
1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G
Cas:10242-12-3
Min.Order:10 Milligram
Negotiable
Type:Lab/Research institutions
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 fa
Cas:10242-12-3
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryethyl 5-nitrobenzo[d]furan-2-carboxylate
5-nitrobenzofuran-2-carboxylic acid
Conditions | Yield |
---|---|
With water; sodium hydroxide In tetrahydrofuran; methanol at 25℃; for 3h; | 100% |
With water; sodium hydroxide In methanol for 0.5h; Heating; | 95% |
With methanol; sodium hydroxide for 0.5h; | 82% |
With potassium hydroxide; phosphoric acid In ethanol; water | |
With water; sodium hydroxide In tetrahydrofuran; methanol at 70℃; for 1h; |
3-(2-hydroxy-5-nitrophenyl)acrylic acid
5-nitrobenzofuran-2-carboxylic acid
Conditions | Yield |
---|---|
With caesium carbonate; copper dichloride In N,N-dimethyl-formamide at 100℃; for 5h; Solvent; Reagent/catalyst; | 85% |
2-(2-formyl-4-nitrophenoxy)acetic acid
A
5-nitrobenzofuran-2-carboxylic acid
B
5-nitrobenzofuran
Conditions | Yield |
---|---|
With sodium acetate; acetic anhydride at 110℃; for 3h; | A 73.9% B 25.3% |
Benzofuran-2-carboxylic acid
A
2,6-dinitro-benzofuran
B
2,5-dinitrobenzofuran
C
5-nitrobenzofuran-2-carboxylic acid
Conditions | Yield |
---|---|
With nitric acid; tin(IV) chloride In dichloromethane at 0℃; for 2h; | A 16% B 16% C 39% |
Benzofuran-2-carboxylic acid
A
2-nitro-benzofuran
B
6-nitro-1-benzofuran-2-carboxylic acid
C
5-nitrobenzofuran-2-carboxylic acid
Conditions | Yield |
---|---|
With nitric acid; tin(IV) chloride In dichloromethane at 0℃; for 2h; | A 5% B 33% C 33% |
2-formyl-4-nitrophenoxyacetic acid ethyl ester
A
5-nitrobenzofuran-2-carboxylic acid
B
ethyl 5-nitrobenzo[d]furan-2-carboxylate
(2R,3S)-3-Hydroxy-5-nitro-2,3-dihydro-benzofuran-2-carboxylic acid ethyl ester
(2S,3S)-3-Hydroxy-5-nitro-2,3-dihydro-benzofuran-2-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
With potassium hydroxide In 1,4-dioxane for 1h; Heating; | A 0.5% B 1% C n/a D n/a |
With potassium hydroxide In 1,4-dioxane for 1h; Heating; Yields of byproduct given; | A 0.5% B 1% C n/a D n/a |
With potassium hydroxide In 1,4-dioxane for 1h; Heating; Yield given. Yields of byproduct given; | A 0.5% B 1% C n/a D n/a |
3-bromo-6-nitro-2H-chromen-2-one
5-nitrobenzofuran-2-carboxylic acid
Conditions | Yield |
---|---|
With potassium hydroxide; ethanol |
ethyl 5-nitrobenzo[d]furan-2-carboxylate
A
5-nitrobenzofuran-2-carboxylic acid
B
5-nitrobenzofuran
Conditions | Yield |
---|---|
With potassium hydroxide |
Diethyl 2-bromomalonate
5-Nitrosalicylaldehyde
A
5-nitrobenzofuran-2-carboxylic acid
B
ethyl 5-nitrobenzo[d]furan-2-carboxylate
Conditions | Yield |
---|---|
With potassium carbonate; butanone |
5-nitrobenzofuran-2-carboxylic acid
Conditions | Yield |
---|---|
With sodium acetate; acetic anhydride at 160℃; |
3-bromo-2H-chromen-2-one
5-nitrobenzofuran-2-carboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: glacial acetic acid; HNO3+H2SO4 2: alcohol; KOH-solution View Scheme |
ethyl coumarilate
5-nitrobenzofuran-2-carboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: acetic acid anhydride; sulfuric acid; nitric acid 2: ethanolic KOH-solution View Scheme |
5-Nitrosalicylaldehyde
5-nitrobenzofuran-2-carboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: potassium carbonate; butanone 2: ethanolic KOH-solution View Scheme | |
Multi-step reaction with 2 steps 1.1: potassium carbonate / N,N-dimethyl-formamide / 1 h / 20 °C 1.2: 85 °C 2.1: sodium hydroxide; methanol / 0.5 h View Scheme |
2-Formylphenoxyacetic acid
5-nitrobenzofuran-2-carboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: sulfuric acid; nitric acid / 5 - 35 °C 2.1: acetic anhydride / 0.25 h / 35 °C 2.2: 8 h / 125 °C View Scheme |
salicylaldehyde
5-nitrobenzofuran-2-carboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: sodium hydroxide / water / 3 h / 30 - 100 °C 2.1: sulfuric acid; nitric acid / 5 - 35 °C 3.1: acetic anhydride / 0.25 h / 35 °C 3.2: 8 h / 125 °C View Scheme | |
Multi-step reaction with 3 steps 1.1: sodium hydroxide / water / 3 h / 30 - 100 °C 2.1: sulfuric acid / water / 0.25 h / 5 - 35 °C 2.2: 2.25 h / 5 - 35 °C 3.1: acetic anhydride / 0.25 h / 35 °C 3.2: 8 h / 125 °C View Scheme |
2-(2-formyl-4-nitrophenoxy)acetic acid
5-nitrobenzofuran-2-carboxylic acid
Conditions | Yield |
---|---|
Stage #1: 2-(2-formyl-4-nitrophenoxy)acetic acid With acetic anhydride at 35℃; for 0.25h; Stage #2: With sodium acetate at 125℃; for 8h; | |
Stage #1: 2-(2-formyl-4-nitrophenoxy)acetic acid With acetic anhydride at 35℃; for 0.25h; Stage #2: With sodium acetate at 125℃; for 8h; |
6-nitrocoumarin
5-nitrobenzofuran-2-carboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sodium hydroxide / ethanol; water / 4 h / Reflux 2: copper dichloride; caesium carbonate / N,N-dimethyl-formamide / 5 h / 100 °C View Scheme |
5-nitrobenzofuran-2-carboxylic acid
methyl 3-aminopropanoate hydrochloride
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 25℃; for 48h; Inert atmosphere; | 100% |
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 48h; |
5-nitrobenzofuran-2-carboxylic acid
chloroformic acid ethyl ester
(5-nitro-1-benzofuran-2-yl)methanol
Conditions | Yield |
---|---|
With 4-methyl-morpholine; hydrogenchloride; sodium borohydrid In tetrahydrofuran; N,N-dimethyl-formamide | 91.2% |
Methyl 3-aminobenzoate
5-nitrobenzofuran-2-carboxylic acid
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 24h; | 86% |
5-nitrobenzofuran-2-carboxylic acid
tert-butyl 2-aminobenzylcarbamate
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 24h; | 85% |
ethanol
5-nitrobenzofuran-2-carboxylic acid
ethyl 5-nitrobenzo[d]furan-2-carboxylate
Conditions | Yield |
---|---|
With sulfuric acid for 2h; Reflux; | 84.2% |
Thiomorpholin
5-nitrobenzofuran-2-carboxylic acid
Conditions | Yield |
---|---|
Stage #1: 5-nitrobenzofuran-2-carboxylic acid With N-ethyl-N,N-diisopropylamine; HATU In N,N-dimethyl-formamide for 0.25h; Stage #2: Thiomorpholin In N,N-dimethyl-formamide at 20℃; | 80% |
5-nitrobenzofuran-2-carboxylic acid
anthranilic acid amide
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 24h; | 80% |
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 24h; | 79% |
5-nitrobenzofuran-2-carboxylic acid
2-carbomethoxyaniline
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 24h; | 78% |
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 24h; | 70% |
5-nitrobenzofuran-2-carboxylic acid
5-nitro-1-benzofuran-2-carboxamide
Conditions | Yield |
---|---|
Stage #1: 5-nitrobenzofuran-2-carboxylic acid With oxalyl dichloride In dichloromethane; N,N-dimethyl-formamide at 20℃; for 2h; Stage #2: With ammonium hydroxide at 0℃; for 0.166667h; | 68% |
Stage #1: 5-nitrobenzofuran-2-carboxylic acid With thionyl chloride; N,N-dimethyl-formamide In toluene at 35 - 115℃; Stage #2: With ammonia at 10℃; pH=8 - 9; | |
Multi-step reaction with 2 steps 1: thionyl chloride / toluene; N,N-dimethyl-formamide / 0.5 h / 70 - 115 °C 2: ammonia / N,N-dimethyl-formamide / 10 °C / pH 8 - 9 View Scheme |
5-nitrobenzofuran-2-carboxylic acid
4-methoxycarbonyl aniline
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 24h; | 66% |
1,3-diethoxy-isopropanol
5-nitrobenzofuran-2-carboxylic acid
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In N,N-dimethyl-formamide at 50℃; for 14h; | 65% |
5-nitrobenzofuran-2-carboxylic acid
5-nitrobenzofuran-2-carboxylic Acid Methyl Ester
methyl 5-acetamidobenzofuran-2-carboxylate
Conditions | Yield |
---|---|
With 2-(Dimethylamino)pyridine; acetic anhydride; sodium sulfate; palladium-carbon In water; ethyl acetate; acetone | 61% |
2-[2-amino-4-(N-tert-butoxycarbonylamino)naphthalen-1-yl]ethyl acetate
5-nitrobenzofuran-2-carboxylic acid
2-[4-(N-t-butoxycarbonylamino)-2-(5-nitrobenzofuran-2-carboxamido)naphthalen-1-yl]ethyl acetate
Conditions | Yield |
---|---|
With pyridine; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride | 54% |
With benzotriazol-1-ol; N-ethyl-N,N-diisopropylamine; 1-ethyl-3-(3-dimethylamino-propyl)-carbodiimide hydrochloride In pyridine at 20 - 60℃; for 120h; | 54% |
5-nitrobenzofuran-2-carboxylic acid
3-Aminobenzamide
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 24h; | 53% |
ethyl 5-amino-1H-indole-2-carboxylate
5-nitrobenzofuran-2-carboxylic acid
ethyl 5-[(5-nitro-1H-benzofuran-2-ylcarbonyl)amino]-1H-indole-2-carboxylate
Conditions | Yield |
---|---|
With N-(3-dimethylaminopropyl)-N-ethylcarbodiimide In tetrahydrofuran; N,N-dimethyl-formamide at 20℃; Acylation; | 52% |
With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In acetonitrile |
5-nitrobenzofuran-2-carboxylic acid
benzyl chloroformate
benzyl 5-nitrobenzofuran-2-ylcarbamate
Conditions | Yield |
---|---|
With sodium azide; sodium t-butanolate In 1,2-dimethoxyethane at 75℃; for 20h; Curtius rearrangement; Inert atmosphere; | 49% |
5-nitrobenzofuran-2-carboxylic acid
Conditions | Yield |
---|---|
Stage #1: 5-nitrobenzofuran-2-carboxylic acid With benzotriazol-1-ol In dichloromethane at 20℃; for 0.166667h; Inert atmosphere; Stage #2: (1R)-3-methyl-1-[(3aS,4S,6S,7aR)-3a,5,5-trimethylhexahydro-4,6-methano-1,3,2-benzodioxabor-ol-2-yl]butan-1-amine hydrochloride With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In dichloromethane for 15h; Stage #3: With hydrogenchloride; Dihydroxy-isobutyl-boran In methanol; hexane; water at 20℃; for 5h; | 48% |
5-nitrobenzofuran-2-carboxylic acid
Conditions | Yield |
---|---|
With potassium fluoride; Selectfluor In water; 1,2-dichloro-ethane at 70℃; | 40% |
5-nitrobenzofuran-2-carboxylic acid
2-(2-amino-4-benzyloxyphenyl)ethyl chloride
2-(4-benzyloxy-2-(5-nitrobenzofuran-2-carboxamido)phenyl)ethyl chloride
Conditions | Yield |
---|---|
With benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 48h; | 22% |
With benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In dichloromethane for 48h; |
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide Inert atmosphere; | 12% |
methanol
5-nitrobenzofuran-2-carboxylic acid
5-nitrobenzofuran-2-carboxylic Acid Methyl Ester
Conditions | Yield |
---|---|
With hydrogenchloride | |
Stage #1: 5-nitrobenzofuran-2-carboxylic acid With oxalyl dichloride; N,N-dimethyl-formamide In dichloromethane at 0 - 20℃; for 1.66667h; Stage #2: methanol With pyridine In dichloromethane at 0℃; Reagent/catalyst; Solvent; |
About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia
Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog
©2008 LookChem.com,License: ICP
NO.:Zhejiang16009103
complaints:service@lookchem.com Desktop View