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:317-20-4
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:317-20-4
Min.Order:0 Metric Ton
Negotiable
Type:Manufacturers
inquiryGood quality Good price Appearance:powder Storage:dry condition Package:According to the demand of customer Application:intermediate Transportation:By sea or by air Port:Shanghai Port
Colorcom 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:317-20-4
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
7-Fluoroisatin Basic information Product Name: 7-Fluoroisatin Synonyms: BUTTPARK 24\07-37;7-fluoroindole-1h-2,3-dione;7-FLUOROINDOLE-2,3-DIONE;7-FLUOROINDOLINE-2,3-DIONE;7-FLUOROISATIN;7
With 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:317-20-4
Min.Order:1 Kilogram
FOB Price: $100.0 / 150.0
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:317-20-4
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiry1.In No Less 10 years exporting experience. you 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 Specializ
Henan 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
Best 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:317-20-4
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
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
J&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:317-20-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
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
Established in 2010, located in Hangzhou Qinglan science park, lingruichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. In our R&D centre, we have a staff of skilled and experie
Cas:317-20-4
Min.Order:1 Gram
Negotiable
Type:Other
inquiryGMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
Product Name: 7-Fluoroisatin Synonyms: 7-fluoromethylisatin;7-fluoro-2,3-dihydro-1H-indole-2,3-dione;7-Fluoro-2,3-dihydro-1H-indol-2,3-dione;7-Fluoroindolin-2,3-dione, 7-Fluoro-1H-indole-2,3-dione;7- fluorineisatin;1H-Indole-2,3-dione, 7-fluoro
We 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
Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
High quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use
Superior quality, moderate price & quick delivery. Appearance:white crystalline powder Storage:sealed and stored Package:25kg/drum, or as per your request. Application:Used as Pharmaceutical Intermediates Transportation:as per your request.
Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:317-20-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryThe process is mature and can be mass produced to 100 kg, with good quality and purity up to 99%.The product has a large stock and can be supplied stably. Package:bottle Application:Drug R&D Transportation:Sealed drying(25℃) Port:ShangHai
high 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
Shanghai Lonwin Chemical company is a subsidiary of Lonwin Industry Group Limited, was established in 2011 and is headquartered in Shanghai, adjacent to China National Convention and Exhibition Center and Hongqiao transportation hub.Lonwinchem is
Cas:317-20-4
Min.Order:100 Kilogram
FOB Price: $100.0 / 150.0
Type:Other
inquiryhigh purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier
Jinhua huayi chemical co., ltd. is dedicated to the development, production and marketing of chemicals. On the basis of equality and mutual benefit, and under the principle of customer first, credit first, quality first, we are ready to join hands
Q1: Are you a manufacturer Answer: Yes, we are factory founded on 2012.Q2: How to contact with us Click "contact supplier" And then send us message the product you interest in, you will get reply within 12 hours.Q3:Which kind of payment terms do you
Acmec 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:317-20-4
Min.Order:1 bottle
Negotiable
Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
With sulfuric acid at 65 - 80℃; for 0.666667h; | 98.6% |
With sulfuric acid at 65℃; for 3h; | 58% |
With sulfuric acid In water at 65 - 80℃; for 0.75h; | 57% |
Conditions | Yield |
---|---|
With sulfuric acid at 80℃; for 2h; | 90% |
With sulfuric acid at 70℃; for 0.75h; | 55% |
With sulfuric acid |
7-fluoro-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With hydrogenchloride In tetrahydrofuran Heating; | 87% |
7-fluoro-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With sulfuric acid at 55 - 80℃; | 65% |
With sulfuric acid at 55 - 80℃; | 65% |
In sulfuric acid | 46% |
With sulfuric acid In 5,5-dimethyl-1,3-cyclohexadiene | |
With sulfuric acid In 5,5-dimethyl-1,3-cyclohexadiene |
7-Fluoro-3-(methylsulfanyl)-1,3-dihydro-2H-indol-2-one
7-fluoro-1H-indole-2,3-dione
Conditions | Yield |
---|---|
Multistep reaction; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 71 percent / hydroxylamine hydrochloride; sodium sulfate; aq. HCl / H2O / 55 °C 2: 65 percent / conc. sulfuric acid / 55 - 80 °C View Scheme | |
Multi-step reaction with 2 steps 1: 71 percent / NH2OH*HCl; Na2SO4; aq. HCl / 55 °C 2: 65 percent / H2SO4 / 55 - 80 °C View Scheme | |
Multi-step reaction with 2 steps 1: Na2SO4; NH2OH*HCl; aq. HCl / 2 h / 80 - 90 °C 2: H2SO4 / 0.25 h / 80 °C View Scheme |
tert-butyl 2-fluorophenylcarbamate
7-fluoro-1H-indole-2,3-dione
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 81 percent / t-BuLi / tetrahydrofuran / 2 h / -40 °C 2: 87 percent / 3N HCl / tetrahydrofuran / Heating View Scheme |
N-(2-fluorophenyl)-2-(hydroxyimino)acetamide
A
7-fluoro-1H-indole-2,3-dione
B
7-fluoro-1H-indole-2,3-dione 3-oxime
Conditions | Yield |
---|---|
Stage #1: N-(2-fluorophenyl)-2-(hydroxyimino)acetamide With sulfuric acid at 74 - 76℃; for 1.5h; Stage #2: With sodium sulfate; acetone In water; toluene at 20℃; for 15h; Product distribution / selectivity; | |
With sulfuric acid at 73 - 76℃; for 1.5h; Product distribution / selectivity; | |
Stage #1: N-(2-fluorophenyl)-2-(hydroxyimino)acetamide With sulfuric acid Stage #2: With Glyoxal; sodium sulfate In Isopropyl acetate; water at 20℃; for 1 - 37h; Product distribution / selectivity; |
7-fluoro-1H-indole-2,3-dione
Conditions | Yield |
---|---|
Stage #1: 7-fluoro-1H-indole-2,3-dione With fuming sulphuric acid at -20 - 70℃; for 1.91667h; Inert atmosphere; Stage #2: With sodium hydroxide In water pH=7.5; Inert atmosphere; | 100% |
Conditions | Yield |
---|---|
With 60 wtpercent phosphotungstic acid supported on MCM-41 In tetrahydrofuran at 20℃; for 2.5h; Friedel-Crafts Acylation; | 99% |
Conditions | Yield |
---|---|
With 1,4-diaza-bicyclo[2.2.2]octane In water at 20℃; for 2h; Henry Nitro Aldol Condensation; | 98% |
7-fluoro-1H-indole-2,3-dione
5-chloro-1-indanone
3-amino-1-phenyl-2-pyrazolin-5-one
Conditions | Yield |
---|---|
With acetic acid In water at 90℃; for 5h; Green chemistry; | 98% |
7-fluoro-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With methanol; triethylamine at 20℃; for 24h; | 98% |
Conditions | Yield |
---|---|
In ethanol at 80℃; for 8.5h; Solvent; | 97% |
7-fluoro-1H-indole-2,3-dione
3-amino-1-phenyl-2-pyrazolin-5-one
inden-1-one
Conditions | Yield |
---|---|
With acetic acid In water at 90℃; for 5h; Green chemistry; | 97% |
7-fluoro-1H-indole-2,3-dione
3-amino-1-phenyl-2-pyrazolin-5-one
6-methoxy-3,4-dihydro-1(2H)-naphthalenone
Conditions | Yield |
---|---|
With acetic acid In water at 90℃; for 5h; Green chemistry; | 97% |
4,4,5,5-tetramethyl-2-(propa-1,2-dien-1-yl)-1,3,2-dioxaborolane
7-fluoro-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With copper(II) bis(trifluoromethanesulfonate) In water at 25℃; for 0.416667h; regioselective reaction; | 97% |
7-fluoro-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With methanesulfonic acid; trichloroisocyanuric acid; sulfuric acid at 0 - 20℃; for 4h; | 97% |
Conditions | Yield |
---|---|
With dihydrogen peroxide; sodium hydroxide In water at 30 - 40℃; for 2.25h; | 96% |
With hydrogenchloride; dihydrogen peroxide In sodium hydroxide | 59% |
With sodium hydroxide; dihydrogen peroxide |
7-fluoro-1H-indole-2,3-dione
mercaptoacetic acid
3-chloro-aniline
C16H10ClFN2O2S
Conditions | Yield |
---|---|
With 1-methylimidazolium tetrafluoroborate at 140℃; for 0.0333333h; Microwave irradiation; Ionic liquid; | 96% |
7-fluoro-1H-indole-2,3-dione
3-chloro-aniline
3-mercaptopropionic acid
C17H12ClFN2O2S
Conditions | Yield |
---|---|
With 1-methylimidazolium tetrafluoroborate at 140℃; for 0.0666667h; Microwave irradiation; Ionic liquid; | 96% |
7-fluoro-1H-indole-2,3-dione
aminomalonic acid diethyl ester
(1-methyl-2-oxo-indolin-3-yliden)-acetonitrile
Conditions | Yield |
---|---|
With C42H28O9P2 In chloroform at 50℃; for 36h; Molecular sieve; stereoselective reaction; | 96% |
7-fluoro-1H-indole-2,3-dione
6-Amino-1,3-dimethylbarbituric acid
3(5)-aminopyrazole
Conditions | Yield |
---|---|
With acetic acid In water at 90℃; for 7h; Green chemistry; | 96% |
Conditions | Yield |
---|---|
In 1,4-dioxane Reflux; diastereoselective reaction; | 96% |
7-fluoro-1H-indole-2,3-dione
triphenyl(t-butoxycarbonylimino)phosphorane
tert-butyl 7-fluoro-1-methyl-2-oxoindolin-3-ylidenecarbamate
Conditions | Yield |
---|---|
In 1,4-dioxane Aza-Wittig reaction; Inert atmosphere; Reflux; | 95% |
7-fluoro-1H-indole-2,3-dione
malononitrile
2-(7-fluoro-2-oxoindolin-3-ylidene)malononitrile
Conditions | Yield |
---|---|
With piperdinium acetate In water at 100℃; Knoevenagel Condensation; | 95% |
With piperidine In ethanol at 20℃; for 3h; |
Conditions | Yield |
---|---|
With sodium tetrachloroaurate(III) dihydrate In ethanol at 40℃; for 0.25h; Microwave irradiation; | 95% |
7-fluoro-1H-indole-2,3-dione
6-Amino-1,3-dimethylbarbituric acid
3-amino-5-methylpyrazole
Conditions | Yield |
---|---|
With acetic acid In water at 90℃; for 7h; Green chemistry; | 95% |
Conditions | Yield |
---|---|
With sulfuric acid at 65 - 80℃; for 0.666667h; | 98.6% |
With sulfuric acid at 65℃; for 3h; | 58% |
With sulfuric acid In water at 65 - 80℃; for 0.75h; | 57% |
Conditions | Yield |
---|---|
With sulfuric acid at 80℃; for 2h; | 90% |
With sulfuric acid at 70℃; for 0.75h; | 55% |
With sulfuric acid |
7-fluoro-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With hydrogenchloride In tetrahydrofuran Heating; | 87% |
7-fluoro-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With sulfuric acid at 55 - 80℃; | 65% |
With sulfuric acid at 55 - 80℃; | 65% |
In sulfuric acid | 46% |
With sulfuric acid In 5,5-dimethyl-1,3-cyclohexadiene | |
With sulfuric acid In 5,5-dimethyl-1,3-cyclohexadiene |
7-Fluoro-3-(methylsulfanyl)-1,3-dihydro-2H-indol-2-one
7-fluoro-1H-indole-2,3-dione
Conditions | Yield |
---|---|
Multistep reaction; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 71 percent / hydroxylamine hydrochloride; sodium sulfate; aq. HCl / H2O / 55 °C 2: 65 percent / conc. sulfuric acid / 55 - 80 °C View Scheme | |
Multi-step reaction with 2 steps 1: 71 percent / NH2OH*HCl; Na2SO4; aq. HCl / 55 °C 2: 65 percent / H2SO4 / 55 - 80 °C View Scheme | |
Multi-step reaction with 2 steps 1: Na2SO4; NH2OH*HCl; aq. HCl / 2 h / 80 - 90 °C 2: H2SO4 / 0.25 h / 80 °C View Scheme |
tert-butyl 2-fluorophenylcarbamate
7-fluoro-1H-indole-2,3-dione
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 81 percent / t-BuLi / tetrahydrofuran / 2 h / -40 °C 2: 87 percent / 3N HCl / tetrahydrofuran / Heating View Scheme |
N-(2-fluorophenyl)-2-(hydroxyimino)acetamide
A
7-fluoro-1H-indole-2,3-dione
B
7-fluoro-1H-indole-2,3-dione 3-oxime
Conditions | Yield |
---|---|
Stage #1: N-(2-fluorophenyl)-2-(hydroxyimino)acetamide With sulfuric acid at 74 - 76℃; for 1.5h; Stage #2: With sodium sulfate; acetone In water; toluene at 20℃; for 15h; Product distribution / selectivity; | |
With sulfuric acid at 73 - 76℃; for 1.5h; Product distribution / selectivity; | |
Stage #1: N-(2-fluorophenyl)-2-(hydroxyimino)acetamide With sulfuric acid Stage #2: With Glyoxal; sodium sulfate In Isopropyl acetate; water at 20℃; for 1 - 37h; Product distribution / selectivity; |
7-fluoro-1H-indole-2,3-dione
Conditions | Yield |
---|---|
Stage #1: 7-fluoro-1H-indole-2,3-dione With fuming sulphuric acid at -20 - 70℃; for 1.91667h; Inert atmosphere; Stage #2: With sodium hydroxide In water pH=7.5; Inert atmosphere; | 100% |
Conditions | Yield |
---|---|
With 60 wtpercent phosphotungstic acid supported on MCM-41 In tetrahydrofuran at 20℃; for 2.5h; Friedel-Crafts Acylation; | 99% |
Conditions | Yield |
---|---|
With 1,4-diaza-bicyclo[2.2.2]octane In water at 20℃; for 2h; Henry Nitro Aldol Condensation; | 98% |
7-fluoro-1H-indole-2,3-dione
5-chloro-1-indanone
3-amino-1-phenyl-2-pyrazolin-5-one
Conditions | Yield |
---|---|
With acetic acid In water at 90℃; for 5h; Green chemistry; | 98% |
7-fluoro-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With methanol; triethylamine at 20℃; for 24h; | 98% |
Conditions | Yield |
---|---|
In ethanol at 80℃; for 8.5h; Solvent; | 97% |
7-fluoro-1H-indole-2,3-dione
3-amino-1-phenyl-2-pyrazolin-5-one
inden-1-one
Conditions | Yield |
---|---|
With acetic acid In water at 90℃; for 5h; Green chemistry; | 97% |
7-fluoro-1H-indole-2,3-dione
3-amino-1-phenyl-2-pyrazolin-5-one
6-methoxy-3,4-dihydro-1(2H)-naphthalenone
Conditions | Yield |
---|---|
With acetic acid In water at 90℃; for 5h; Green chemistry; | 97% |
4,4,5,5-tetramethyl-2-(propa-1,2-dien-1-yl)-1,3,2-dioxaborolane
7-fluoro-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With copper(II) bis(trifluoromethanesulfonate) In water at 25℃; for 0.416667h; regioselective reaction; | 97% |
7-fluoro-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With methanesulfonic acid; trichloroisocyanuric acid; sulfuric acid at 0 - 20℃; for 4h; | 97% |
Conditions | Yield |
---|---|
With dihydrogen peroxide; sodium hydroxide In water at 30 - 40℃; for 2.25h; | 96% |
With hydrogenchloride; dihydrogen peroxide In sodium hydroxide | 59% |
With sodium hydroxide; dihydrogen peroxide |
7-fluoro-1H-indole-2,3-dione
mercaptoacetic acid
3-chloro-aniline
C16H10ClFN2O2S
Conditions | Yield |
---|---|
With 1-methylimidazolium tetrafluoroborate at 140℃; for 0.0333333h; Microwave irradiation; Ionic liquid; | 96% |
7-fluoro-1H-indole-2,3-dione
3-chloro-aniline
3-mercaptopropionic acid
C17H12ClFN2O2S
Conditions | Yield |
---|---|
With 1-methylimidazolium tetrafluoroborate at 140℃; for 0.0666667h; Microwave irradiation; Ionic liquid; | 96% |
7-fluoro-1H-indole-2,3-dione
aminomalonic acid diethyl ester
(1-methyl-2-oxo-indolin-3-yliden)-acetonitrile
Conditions | Yield |
---|---|
With C42H28O9P2 In chloroform at 50℃; for 36h; Molecular sieve; stereoselective reaction; | 96% |
7-fluoro-1H-indole-2,3-dione
6-Amino-1,3-dimethylbarbituric acid
3(5)-aminopyrazole
Conditions | Yield |
---|---|
With acetic acid In water at 90℃; for 7h; Green chemistry; | 96% |
Conditions | Yield |
---|---|
In 1,4-dioxane Reflux; diastereoselective reaction; | 96% |
7-fluoro-1H-indole-2,3-dione
triphenyl(t-butoxycarbonylimino)phosphorane
tert-butyl 7-fluoro-1-methyl-2-oxoindolin-3-ylidenecarbamate
Conditions | Yield |
---|---|
In 1,4-dioxane Aza-Wittig reaction; Inert atmosphere; Reflux; | 95% |
7-fluoro-1H-indole-2,3-dione
malononitrile
2-(7-fluoro-2-oxoindolin-3-ylidene)malononitrile
Conditions | Yield |
---|---|
With piperdinium acetate In water at 100℃; Knoevenagel Condensation; | 95% |
With piperidine In ethanol at 20℃; for 3h; |
Conditions | Yield |
---|---|
With sodium tetrachloroaurate(III) dihydrate In ethanol at 40℃; for 0.25h; Microwave irradiation; | 95% |
7-fluoro-1H-indole-2,3-dione
6-Amino-1,3-dimethylbarbituric acid
3-amino-5-methylpyrazole
Conditions | Yield |
---|---|
With acetic acid In water at 90℃; for 7h; Green chemistry; | 95% |
7-fluoro-1H-indole-2,3-dione
1-Phenyl-3-methyl-5-aminopyrazole
6-Amino-1,3-dimethylbarbituric acid
Conditions | Yield |
---|---|
With acetic acid In water at 90℃; for 7h; Green chemistry; | 95% |
Conditions | Yield |
---|---|
With cesium fluoride In ethanol at 20℃; for 0.0833333h; Knoevenagel Condensation; | 95% |
Conditions | Yield |
---|---|
With water; sodium hydroxide at 110℃; under 4500.45 Torr; for 0.166667h; Microwave irradiation; | 94% |
With potassium hydroxide In water at 50℃; | |
With sodium hydroxide In water at 110℃; for 0.166667h; Pfitzinger Quinoline Synthesis; Microwave irradiation; | |
With sodium hydroxide In water at 110℃; for 0.166667h; Microwave irradiation; |
Conditions | Yield |
---|---|
With 6A-{{2-{{2-[(2-aminoethyl)amino]ethyl}amino}ethyl}amino}-6A-deoxy-β-cyclodextrin In water at 20℃; for 7h; chemoselective reaction; | 94% |
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