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:88-63-1
Min.Order:1 Kilogram
FOB Price: $3.0
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
Cas:88-63-1
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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
Cas:88-63-1
Min.Order:1 Metric Ton
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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:88-63-1
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryAbout Product Details
Cas:88-63-1
Min.Order:1 Kilogram
FOB Price: $1.0 / 5.0
Type:Lab/Research institutions
inquiry2,4-Diaminobenzenesulfonic acid Basic information Product Name: 2,4-Diaminobenzenesulfonic acid Synonyms: O-AMINOSULFANILIC ACID;3-Phenylenediamino-4-sulfonic acid;
Cas:88-63-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
Cas:88-63-1
Min.Order:1 Kilogram
FOB Price: $15.0 / 50.0
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:88-63-1
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:88-63-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry2,4-Diaminobenzenesulfonic acid CAS:88-63-1 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:88-63-1
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:88-63-1
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
1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s
Cas:88-63-1
Min.Order:1 Kilogram
FOB Price: $50.0 / 100.0
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
Our 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
Cas:88-63-1
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquiryHangzhou 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:88-63-1
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:88-63-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
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:88-63-1
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:88-63-1
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
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
Cas:88-63-1
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
Type:Lab/Research institutions
inquirysupplier in China Appearance:brown crystalline powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:100g/bottle,1kg/bottle,25kg/drum or as per your request Application:Used as dye intermediates Transportation:by
Cas:88-63-1
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryProduct name: 2,4-Diaminobenzenesulfonic Acid CAS No.: 88-63-1 Molecule Formula:C6H7N2O3S Molecule Weight:187.20 Purity: 99.0% Package: 25kg/drum Description:Light white powder Manufacture Standards:Enterprise Standard TESTING IT
Cas:88-63-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryProduct Name: 2,4-Diaminobenzenesulfonic acid Synonyms: O-AMINOSULFANILIC ACID;3-Phenylenediamino-4-sulfonic acid;1,3-Phenylendiamin-4-sulfonsure;META PHENYLENE DIAMINE 4-SULFONIC ACID;3-AMINO-4-SULFOANILINE;2,4-DIAMINOBENZENE
GMP 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,
Cas:88-63-1
Min.Order:1 Milligram
Negotiable
Type:Trading Company
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
Cas:88-63-1
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
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:88-63-1
Min.Order:1 Gram
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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:88-63-1
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryAppearance: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
Cas:88-63-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
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:88-63-1
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Type:Trading Company
inquiryConditions | Yield |
---|---|
With [RuCl(P(C6H5)3)2(O(C6H4)NCH(C4H3N))]; bromamine B; sodium hydroxide In water; acetonitrile at 39.84℃; for 4.41667h; | 96% |
With chloramine-B; sodium hydroxide; palladium dichloride In water; acetonitrile at 80℃; pH=12; | 86% |
Conditions | Yield |
---|---|
With sulfur trioxide In 1,2-dichloro-ethane at 20 - 60℃; for 10h; Solvent; Temperature; | 95.96% |
With sulfuric acid at 160℃; | |
With sulfuric acid |
Conditions | Yield |
---|---|
Stage #1: 2,4-dinitrobenzenesulfonic acid With hydrogenchloride In water at 95 - 100℃; pH=2; Stage #2: In water pH=7; Product distribution / selectivity; | 60% |
Conditions | Yield |
---|---|
large excess of NaHSO3; | 10% |
large excess of NaHSO3; | 10% |
3-nitroaniline-6-sulphonic acid
2,4-Diaminobenzenesulfonic acid
Conditions | Yield |
---|---|
With hydrogenchloride; tin | |
With hydrogenchloride; tin |
Conditions | Yield |
---|---|
With sulfuric acid at 170℃; im geschlossenen Rohr; |
meta-dinitrobenzene
A
4-amino-2-nitrobenzene sulfonic acid
B
2,4-Diaminobenzenesulfonic acid
Conditions | Yield |
---|---|
anschliessendes Behandeln mit H2SO4; |
hydrogenchloride
2,4-dinitrobenzenesulfonic acid
2,4-Diaminobenzenesulfonic acid
2,4-Diaminobenzenesulfonic acid
Conditions | Yield |
---|---|
With hydrogenchloride; tin(ll) chloride | |
With iron; acetic acid |
2,4-Diaminobenzenesulfonic acid
Conditions | Yield |
---|---|
With hydrogenchloride; iron |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sulfuric acid / 1 h / 160 °C 2: Sn; conc. HCl View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: fuming sulfuric acid / 160 °C 2: tin; hydrochloric acid View Scheme |
1,3,5-trichloro-2,4,6-triazine
4-amino-2-(N-methylamino)benzenesulfonic acid
2,4-Diaminobenzenesulfonic acid
Conditions | Yield |
---|---|
With sodium hydrogencarbonate; hydrogenchloride In ice-water |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: ethanol; water; sodium sulfite View Scheme |
1,3,5-trichloro-2,4,6-triazine
2,4-Diaminobenzenesulfonic acid
p-toluidine
Conditions | Yield |
---|---|
Stage #1: 1,3,5-trichloro-2,4,6-triazine; Na(1+)*C23H20N3O8S2(1-) at 0 - 5℃; for 4h; pH=4 - 6.5; Stage #2: 2,4-Diaminobenzenesulfonic acid at 5 - 30℃; pH=2.5 - 3.5; Stage #3: p-toluidine Further stages; | 86.29% |
Conditions | Yield |
---|---|
Stage #1: 1,3,5-trichloro-2,4,6-triazine; Na(1+)*C23H20N3O8S2(1-) at 0 - 5℃; for 4h; pH=4 - 6.5; Stage #2: 2,4-Diaminobenzenesulfonic acid at 5 - 30℃; pH=2.5 - 3.5; Stage #3: aniline Further stages; | 85.02% |
1,3,5-trichloro-2,4,6-triazine
2,4-Diaminobenzenesulfonic acid
4-aminobenzene sulfonic acid
Conditions | Yield |
---|---|
Stage #1: 1,3,5-trichloro-2,4,6-triazine; Na(1+)*C23H20N3O8S2(1-) at 0 - 5℃; for 4h; pH=4 - 4.5; Stage #2: 2,4-Diaminobenzenesulfonic acid at 5 - 30℃; pH=2.5 - 3.5; Stage #3: 4-aminobenzene sulfonic acid Further stages; | 84.67% |
2-(p-aminophenylsulfonyl)ethyl hydrogen sulfate
1,3,5-trichloro-2,4,6-triazine
2,4-Diaminobenzenesulfonic acid
Conditions | Yield |
---|---|
Stage #1: 1,3,5-trichloro-2,4,6-triazine; Na(1+)*C23H20N3O8S2(1-) at 0 - 5℃; for 4h; pH=4 - 6.5; Stage #2: 2,4-Diaminobenzenesulfonic acid at 5 - 30℃; pH=2.5 - 3.5; Stage #3: 2-(p-aminophenylsulfonyl)ethyl hydrogen sulfate Further stages; | 82.14% |
3-(β-chloroethylsulfonyl)-methyl-benzoyl chloride
2,4-Diaminobenzenesulfonic acid
Conditions | Yield |
---|---|
In diethylene glycol dimethyl ether | 82% |
2-(p-aminophenylsulfonyl)ethyl hydrogen sulfate
1,3,5-trichloro-2,4,6-triazine
2-amino-1-benzenesulfonic acid
2,4-Diaminobenzenesulfonic acid
Conditions | Yield |
---|---|
Stage #1: 1,3,5-trichloro-2,4,6-triazine; H-acid With sodium carbonate; sodium hydroxide In water at 0 - 5℃; for 4.6h; pH=4.5 - 6; Stage #2: 2-amino-1-benzenesulfonic acid With hydrogenchloride; sodium nitrite In water at 0 - 5℃; for 2.6h; Stage #3: 2-(p-aminophenylsulfonyl)ethyl hydrogen sulfate; 2,4-Diaminobenzenesulfonic acid Further stages; | 78.5% |
2-(p-aminophenylsulfonyl)ethyl hydrogen sulfate
1,3,5-trichloro-2,4,6-triazine
2-amino-1-benzenesulfonic acid
1-hydroxy-6-amino-3-naphthalenesulfonic acid
4-amino-5-hydroxy-2,7-naphthalenedisulfonic acid
2,4-Diaminobenzenesulfonic acid
Conditions | Yield |
---|---|
Stage #1: 1,3,5-trichloro-2,4,6-triazine; 7-amino-4-hydroxy-2-naphthalenesulfonic acid With sodium hydroxide In water at 0 - 5℃; pH=5.6 - 6.5; Stage #2: With sodium carbonate In water at 3 - 5℃; for 5h; Stage #3: 2-(p-aminophenylsulfonyl)ethyl hydrogen sulfate; 2-amino-1-benzenesulfonic acid; 4-amino-5-hydroxy-2,7-naphthalenedisulfonic acid; 2,4-Diaminobenzenesulfonic acid Further stages; | 77.1% |
2,4-Diaminobenzenesulfonic acid
Conditions | Yield |
---|---|
With sodium hydroxide In water | 73.5% |
1H-indene-1,3(2H)-dione
2,4-Diaminobenzenesulfonic acid
2,4-bis[(3-oxoinden-1-yl)amino]benzenesulfonic acid
Conditions | Yield |
---|---|
In ethanol for 8h; Reflux; | 66% |
Conditions | Yield |
---|---|
With sodium carbonate; copper(l) chloride; sodium sulfite In water at 20℃; for 8h; Ullmann coupling; | 49% |
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 2h; | 20.7% |
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 40℃; | 6.1% |
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 40℃; | 4.3% |
Conditions | Yield |
---|---|
In aq. phosphate buffer; N,N-dimethyl-formamide at 20℃; for 3h; pH=9.5; | 2.1% |
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 2h; | 0.84% |
Conditions | Yield |
---|---|
In aq. phosphate buffer; N,N-dimethyl-formamide at 20℃; for 3h; pH=9.5; | 0.65% |
4-methyleneoxetan-2-one
2,4-Diaminobenzenesulfonic acid
7-amino-2-hydroxy-4-methyl-quinoline-6-sulfonic acid
Conditions | Yield |
---|---|
With water Erhitzen des Reaktionsgemisches mit wss. HCl; |
2,4-Diaminobenzenesulfonic acid
Conditions | Yield |
---|---|
With sodium acetate; sodium carbonate |
2,4-Diaminobenzenesulfonic acid
4-ethoxycarbonyloxy-3-nitro-benzoyl chloride
Conditions | Yield |
---|---|
With sodium acetate; sodium carbonate |
2,4-Diaminobenzenesulfonic acid
acetic anhydride
2-amino-4-acetylaminobenzene sulfonic acid
Conditions | Yield |
---|---|
With alkali at 50℃; |
Conditions | Yield |
---|---|
With ethanol; sodium acetate |
2,4-Diaminobenzenesulfonic acid
p-acetylaminobenzenesulfonyl chloride
2,4-bis-sulfanilylamino-benzenesulfonic acid
Conditions | Yield |
---|---|
With sodium hydroxide; sodium carbonate Erwaermen des Reaktionsprodukts mit wss. Natronlauge; |
1-amino-4-bromo-9,10-dioxoanthracene-2-sulphonic acid
2,4-Diaminobenzenesulfonic acid
A
1-aminoanthraquinone-2-sulfonic acid
B
1-amino-4-hydroxy-9,10-dioxo-9,10-dihydroanthracene-2-sulfonic acid
C
1-amino-4-(3-amino-4-sulfophenylamino)anthraquinone-2-sulfonic acid
Conditions | Yield |
---|---|
bronze powder; copper(l) iodide In water at 40℃; Mechanism; Rate constant; various pH, various electrolyte concentrations, various Cu(1+) concentrations; | |
bronze powder; copper(l) iodide In water at 40℃; Mechanism; Rate constant; various pH, various electrolyte concentrations, various Cu(1+) concentrations; |
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