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:4392-54-5
Min.Order:1 Kilogram
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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:4392-54-5
Min.Order:0 Metric Ton
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Type:Manufacturers
inquiry4-Hydrazinobenzenesulfonamide Basic information Product Name: 4-Hydrazinobenzenesulfonamide Synonyms: CHEMPACIFIC 39937;4-AMINOSULFONYLPHENYLHYDRAZINE;4-HYDRAZINO-B
Cas:4392-54-5
Min.Order:1 Kilogram
Negotiable
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:4392-54-5
Min.Order:1
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Type:Other
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:4392-54-5
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:4392-54-5
Min.Order:1 Gram
FOB Price: $6.0 / 9.0
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:4392-54-5
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:4392-54-5
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry4-Hydrazinobenzenesulfonamide CAS:4392-54-5 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 orga
Cas:4392-54-5
Min.Order:1 Gram
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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:4392-54-5
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:4392-54-5
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryProduct Name: 4-Hydrazinobenzenesulfonamide Synonyms: Celecoxib EP Impurity E;CHEMPACIFIC 39937;4-AMINOSULFONYLPHENYLHYDRAZINE;4-HYDRAZINO-BENZENSULFONAMIDE;4-HYDRAZINOBENZENESULFONAMIDE;AKOS BBS-00007034;p-hydrazinobenzenesulphonamide;4-Sulfamo
Cas:4392-54-5
Min.Order:100 Gram
Negotiable
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
Cas:4392-54-5
Min.Order:0
Negotiable
Type:Manufacturers
inquiryOur Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded company. Top 100 enter
Cas:4392-54-5
Min.Order:1 Kilogram
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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:4392-54-5
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:4392-54-5
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquirySuperior quality, moderate price & quick delivery. Appearance:white powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:25kg/drum, or as per your request. Application:Used as Pharmaceutical Intermediates Tr
Cas:4392-54-5
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryOur company was built in 2009 with an ISO certificate.In the past 6 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O
Cas:4392-54-5
Min.Order:1 Kilogram
FOB Price: $1000.0
Type:Lab/Research institutions
inquiryProduct Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
Cas:4392-54-5
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an
Cas:4392-54-5
Min.Order:0
Negotiable
Type:Trading Company
inquiryHangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu
Zhenyu 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:4392-54-5
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
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
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:4392-54-5
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,Pharmaceutical intermediates Transportation:air,sea,courier
Cas:4392-54-5
Min.Order:0
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Type:Lab/Research institutions
inquiryJinhua 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
Cas:4392-54-5
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
inquiryQ1: 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
Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
Cas:4392-54-5
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Type:Manufacturers
inquiry4-Sulfamoyl-benzenediazonium
4-aminosulfonylphenylhydrazine
Conditions | Yield |
---|---|
With hydrogenchloride; tin(ll) chloride | |
With acetic acid; sodium sulfite; zinc | |
With hydrogenchloride |
Conditions | Yield |
---|---|
With hydrogenchloride; tin(ll) chloride Diazotization; | |
With sodium sulfite Diazotization; | |
With hydrogenchloride; sulfuric acid; sodium carbonate; sodium hydrogensulfite; sodium nitrite Multistep reaction; |
Conditions | Yield |
---|---|
With hydrazine In water for 40h; Heating; |
Conditions | Yield |
---|---|
Stage #1: 4-bromo-benzenesulfonic acid amide With t-butoxycarbonylhydrazine; t-BuBrettPhos; [tBuBrettPhosPd(allyl)]OTf; sodium t-butanolate In water at 45℃; Inert atmosphere; Stage #2: With sulfuric acid In water for 0.25h; Inert atmosphere; Heating; |
ethyl 4,4,4-trifluoroacetoacetate
4-aminosulfonylphenylhydrazine
4-(5-hydroxy-3-(trifluoromethyl)-1H-pyrazol-1-yl)benzenesulfonamide
Conditions | Yield |
---|---|
In ethanol for 12h; Reflux; | 99% |
Conditions | Yield |
---|---|
Stage #1: 4-aminosulfonylphenylhydrazine With acetaldehyde In toluene at 25℃; for 3h; Large scale; Stage #2: 4-methyl-benzoyl chloride In toluene at 0 - 15℃; for 2.5h; Large scale; Stage #3: With hydrogenchloride In water; toluene at 0 - 5℃; for 2h; Temperature; Time; Solvent; Large scale; | 97.5% |
4-fluorobenzaldehyde
4-aminosulfonylphenylhydrazine
1-(4-fluorobenzylidene)-2-(4-(aminosulfonyl)phenyl)hydrazine
Conditions | Yield |
---|---|
With acetic acid In methanol for 4h; Dean-Stark; Heating; | 96% |
4-chlorobenzaldehyde
4-aminosulfonylphenylhydrazine
1-(4-chlorobenzylidene)-2-(4-(aminosulfonyl)phenyl)hydrazine
Conditions | Yield |
---|---|
With acetic acid In methanol for 4h; Dean-Stark; Heating; | 95% |
With acetic acid In methanol for 4h; Reflux; |
4,4,4-trifluoro-1-(4-methoxyphenyl)-1,3-butanedione
4-aminosulfonylphenylhydrazine
4-[5-(4-methoxyphenyl)-3-trifluoromethyl-1H-pyrazol-1-yl]benzenesulfonamide
Conditions | Yield |
---|---|
Stage #1: 4,4,4-trifluoro-1-(4-methoxyphenyl)-1,3-butanedione With hydrogenchloride; water In ethanol at 5 - 20℃; Stage #2: 4-aminosulfonylphenylhydrazine In ethanol for 10h; Reflux; | 94.7% |
4-aminosulfonylphenylhydrazine
3-[(1H-benzimidazol-2-yl)methyl]pentane-2,4-dione
Conditions | Yield |
---|---|
With sodium In xylene for 8h; Heating; | 94% |
4-methyl-benzaldehyde
4-aminosulfonylphenylhydrazine
1-(4-methylbenzylidene)-2-(4-(aminosulfonyl)phenyl)hydrazine
Conditions | Yield |
---|---|
With acetic acid In methanol for 4h; Dean-Stark; Heating; | 94% |
With acetic acid In methanol for 4h; Reflux; |
4-aminosulfonylphenylhydrazine
4-[5-(4-(methyl)phenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl]benzenesulphonamide
Conditions | Yield |
---|---|
With copper diacetate In dichloromethane for 2.5h; Reflux; regioselective reaction; | 94% |
With silver trifluoromethanesulfonate In chloroform at 20℃; for 1h; Sealed tube; regioselective reaction; | 89% |
Conditions | Yield |
---|---|
With acetic acid In ethanol for 6h; Reflux; | 93% |
1,1,1-trifluoro-4-phenylbut-3-yn-2-one
4-aminosulfonylphenylhydrazine
4-(5-phenyl-3-(trifluoromethyl)-1H-pyrazol-1-yl)benzenesulfonamide
Conditions | Yield |
---|---|
With copper diacetate In dichloromethane for 2.5h; Reflux; regioselective reaction; | 93% |
4-aminosulfonylphenylhydrazine
Conditions | Yield |
---|---|
In methanol for 6h; Reflux; | 91.1% |
4-aminosulfonylphenylhydrazine
Conditions | Yield |
---|---|
In methanol for 6h; Reflux; | 90.2% |
Conditions | Yield |
---|---|
With triethylamine In acetonitrile at 4℃; Alkylation; | 90% |
4-aminosulfonylphenylhydrazine
(E)-4-(4-methoxyphenyl)-3-phenylbut-3-en-2-one
Conditions | Yield |
---|---|
With acetic acid In ethanol for 6h; Reflux; | 90% |
benzaldehyde
4-aminosulfonylphenylhydrazine
1-benzylidene-2-(4-(aminosulfonyl)phenyl)hydrazine
Conditions | Yield |
---|---|
With acetic acid In methanol for 4h; Dean-Stark; Heating; | 90% |
With acetic acid In methanol for 4h; Reflux; |
4-aminosulfonylphenylhydrazine
methyl 4-(4-fluorophenyl)-2,4-diketobutyrate
methyl 5-(4-fluorophenyl)-1-(4-sulfamoylphenyl)-1H-pyrazole-3-carboxylate
Conditions | Yield |
---|---|
In methanol at 70℃; | 90% |
4-aminosulfonylphenylhydrazine
5-phenyl-1-(4-sulfamoylphenyl)-1H-pyrazole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
Stage #1: potassium salt of ethyl 2-hydroxy-4-oxo-4-phenyl-2-butenoate; 4-aminosulfonylphenylhydrazine In ethanol at 20℃; for 1h; Inert atmosphere; Stage #2: With acetic acid In ethanol for 2h; Reflux; Inert atmosphere; regioselective reaction; | 89% |
Stage #1: potassium salt of ethyl 2-hydroxy-4-oxo-4-phenyl-2-butenoate; 4-aminosulfonylphenylhydrazine at 20℃; for 1h; Inert atmosphere; Stage #2: With acetic acid for 2h; Reflux; Inert atmosphere; | 89% |
1-(3'-coumarinyl)-3-(4''-methoxyphenyl)-2-propen-1-one
4-aminosulfonylphenylhydrazine
Conditions | Yield |
---|---|
With acetic acid In ethanol for 12h; Reflux; | 89% |
In ethanol Reflux; |
4-aminosulfonylphenylhydrazine
4-(4-(pyrimidin-2-yl)piperazin-1-yl)benzaldehyde
Conditions | Yield |
---|---|
With acetic acid In ethanol at 90℃; | 89% |
4-aminosulfonylphenylhydrazine
Conditions | Yield |
---|---|
With acetic acid for 6h; Reflux; | 89% |
4-aminosulfonylphenylhydrazine
Conditions | Yield |
---|---|
Stage #1: (3E)-1,1,1-trifluoro-3-(4-methoxyphenyl)4-(4-methylphenyl)but-3-en-2-one; 4-aminosulfonylphenylhydrazine In ethanol at 80 - 90℃; Sealed tube; Stage #2: With 2,3-dicyano-5,6-dichloro-p-benzoquinone In toluene at 120℃; regioselective reaction; | 89% |
ethyl 5-acetyl-3-methylisoxazole-4-carboxylate
4-aminosulfonylphenylhydrazine
3,7-dimethyl-5-(4-sulfonamidophenyl)-5H-isoxazolo[4,5-d]pyridazine-4-one
Conditions | Yield |
---|---|
In ethanol for 2h; Reflux; | 88% |
In ethanol for 2h; Reflux; | 88% |
In ethanol for 4h; Reflux; | 88% |
4-aminosulfonylphenylhydrazine
4-[3-(4-methylphenyl)-5-(trifluoromethyl)-1H-pyrazol-1-yl]benzenesulfonamide
Conditions | Yield |
---|---|
In dimethyl sulfoxide at 20 - 110℃; for 19h; regioselective reaction; | 88% |
4-aminosulfonylphenylhydrazine
4-(4-phenylpiperazin-1-yl)benzaldehyde
Conditions | Yield |
---|---|
With acetic acid In ethanol at 90℃; | 88% |
Conditions | Yield |
---|---|
With acetic acid for 2h; Reflux; | 88% |
2-(3-(4-chlorophenyl)-3-oxoprop-1-enyl)-6,6-dimethyl-4,5,6,7-tetrahydro-1H-indol-4-one
4-aminosulfonylphenylhydrazine
Conditions | Yield |
---|---|
In methanol for 6h; Reflux; | 87.5% |
(E)-4-(4-chlorophenyl)-3-phenylbut-3-en-2-one
4-aminosulfonylphenylhydrazine
Conditions | Yield |
---|---|
With acetic acid In ethanol for 6h; Reflux; | 87% |
Conditions | Yield |
---|---|
With acetic acid for 6h; Reflux; | 87% |
4-aminosulfonylphenylhydrazine
1-[4-(aminosulfonyl)phenyl]-1H-pyrazole-4-carboxamide
Conditions | Yield |
---|---|
With acetic acid In ethanol for 2h; Reflux; | 86% |
4-Trifluoromethylbenzaldehyde
4-aminosulfonylphenylhydrazine
1-(4-trifluoromethylbenzylidene)-2-(4-(aminosulfonyl)phenyl)hydrazine
Conditions | Yield |
---|---|
With acetic acid In methanol for 4h; Dean-Stark; Heating; | 86% |
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