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 according to the contract research and development services for t
Cas:80-08-0
Min.Order:100 Gram
Negotiable
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:80-08-0
Min.Order:1 Kilogram
Negotiable
Type:Manufacturers
inquiryMolecular Formula:C12H12N2O2S Molecular Weight:248.30 Melting point 173-178 oC Water solubility <0.1 g/100 mL at 20 oC Appearance:white crystalline powder Application:80-08-0
Cas:80-08-0
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryItems Standard Result Appearance White or off-white crystalline powder Complies Melting Point 175
Cas:80-08-0
Min.Order:1 Gram
FOB Price: $100.0 / 500.0
Type:Manufacturers
inquiry4,4'-Diaminodiphenylsulfone 1.CAS:80-08-0 2.Purity:99.5% 3.Package:25kg/drum 4.Best quality and competitive price Item Specifications
Cas:80-08-0
Min.Order:1 Kilogram
Negotiable
Type:Other
inquiryIdentification: Chemical Name: 4,4'-Diamino Diphenyl Sulphone Other Name: Dapsone;DDS;4-Amino phenyl sulphone
Cas:80-08-0
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
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
1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s
Cas:80-08-0
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryShanghai Seasonsgreen Chemical is a high-tech research and development, production, sale and custom synthesis set in one high-tech chemical products enterprises. Our sales and marketing division is located in Shanghai, serving international pharmaceu
Cas:80-08-0
Min.Order:1 Kilogram
FOB Price: $1.0
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:80-08-0
Min.Order:1 Metric Ton
Negotiable
Type:Manufacturers
inquiry4,4'-Diaminodiphenylsulfone Manufacturer Factory CAS 80-08-0 4,4'-Diaminodiphenylsulfone Manufacturer High quality Best price In stock factory CAS 80-08-0 4,4'-Diaminodiphenylsulfone COA TDS price MSDS Name 4,4'-Diaminod
Cas:80-08-0
Min.Order:5 Kiloliter
FOB Price: $3.5 / 5.0
Type:Manufacturers
inquiryhebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developm
Cas:80-08-0
Min.Order:1 Metric Ton
FOB Price: $1.0 / 3.0
Type:Trading Company
inquiryOur advantages: 1, High quality with competitive price: 1) Standard:BP/USP/EP/Enterprise standard 2) All Purity≥99% 3) We are manufacturer and can provide high quality products with factory price. 2, Fast and safe delivery 1) Parcel can be
Cas:80-08-0
Min.Order:1 Gram
FOB Price: $8.0 / 18.0
Type:Trading Company
inquiryOur company engages in Sodium Tripolyphosphate (STPP) and Sodium Hexametabphosphate (SHMP) production; development of noble metal catalysts, synthesis of electronic chemical materials and general chemicals Imp&Exp trading business. The company
Cas:80-08-0
Min.Order:1 Kilogram
FOB Price: $1000.0
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:80-08-0
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryOur 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:80-08-0
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquiryIdentification: Chemical Name: 4,4'-Diamino Diphenyl Sulphone Other Name: Dapsone;DDS;4-Amino phenyl sulphone
Cas:80-08-0
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Other
inquiryOur Adwantage: 1.We have stock so we can delivery quickly at the very day when receive the payment. 2.Best price, first class service, high successful delivery rate. A discount would be given when you make a large order. 3.High quality gua
Cas:80-08-0
Min.Order:10 Gram
Negotiable
Type:Other
inquiryAppearance:Off-white crystalline solid Storage:R.T Package:25kg/drum Application:It is used as gas chromatography stationary liquid, organic synthesis intermediate and epoxy resin curing agent Transportation:Express/Sea/Air Port:Any port in China
Cas:80-08-0
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Lab/Research institutions
inquiryHot Sale 80-08-0 Good Supplier In China 4,4'-Diaminodiphenylsulfone Dapsone is an anti-inflammatory, antimalarial, and antibacterial compound. In vivo, dapsone (34 μg/animal per day) reduces epidermal hyperproliferation and epithelial thickne
Cas:80-08-0
Min.Order:1 Kilogram
FOB Price: $10.0
Type:Lab/Research institutions
inquiry1.High purity, like 99%, 99.9%, 99.95%, 99.99% 2.Quality control, test sample before shipping and keep sample for 3 years after shipping; 3. Prompt shipment with professional documents; 4. Packing as your request, with photo before shipment; 5.
Our company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At present
Cas:80-08-0
Min.Order:1 Kilogram
FOB Price: $73.0 / 98.0
Type:Trading Company
inquiry4,4'-Diaminodiphenylsulfone CAS:80-08-0 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:80-08-0
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
Product Detail Minimum Order Qty. 10 Gram
Cas:80-08-0
Min.Order:10 Gram
Negotiable
Type:Trading Company
inquiry1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highly qualifie
Cas:80-08-0
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
Hebei Mojin Biotechnology Co., Ltd,Our business covers more than 30 countries, most of the big customers come from Europe, America and other countries in the world, we can guarantee the quality and price. In recent decades, with the efforts of all em
Cas:80-08-0
Min.Order:1 Gram
FOB Price: $25.0
Type:Trading Company
inquiryDetails Product name: 4, 4-Diamino Diphenyl Sulfone CAS:80-08-0 Appearance:white powder. expiration date:24 Months Grade:industrial grade COA of 4, 4-Diamino Diphenyl Sulfone CAS:80-08-0 CERTIFICATE OF ANALYSIS Items:
Cas:80-08-0
Min.Order:100 Kilogram
Negotiable
Type:Other
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:80-08-0
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
With hydrazine hydrate; nickel In ethanol; 1,2-dichloro-ethane at 28℃; for 9h; Product distribution; other catalysts, other solvents, other reaction conditions; | 99% |
With hydrazine hydrate; nickel In ethanol; 1,2-dichloro-ethane at 28℃; for 8h; | 98% |
With methanol; nickel |
Conditions | Yield |
---|---|
With copper(I) oxide; ammonium hydroxide In dimethyl sulfoxide at 90℃; for 20h; Sealed tube; | 98% |
Conditions | Yield |
---|---|
With methanol; sodium sulfide for 0.0833333h; | 95% |
Conditions | Yield |
---|---|
With ammonium chloride In ethanol for 5h; Reflux; | 91.9% |
With ammonia; water; copper; copper(I) bromide at 200℃; | |
With ammonia; copper(II) sulfate; ethylene glycol at 245℃; |
Conditions | Yield |
---|---|
Stage #1: 4-amino-4'-nitrodiphenyl sulfide With hydrogen; toluene-4-sulfonic acid; palladium 10% on activated carbon In methanol; water at 50℃; under 3750.38 Torr; Stage #2: With ammonia In water Product distribution / selectivity; | 82% |
Stage #1: 4-amino-4'-nitrodiphenyl sulfide With methanesulfonic acid; hydrogen; 5%-palladium/activated carbon In methanol; water at 50℃; under 3000.3 Torr; for 4h; Stage #2: With ammonia In water at 50℃; Product distribution / selectivity; | 80% |
Multi-step reaction with 4 steps 1: tin; aqueous hydrochloric acid / Hydrogenation 2: acetic acid 3: potassium dichromate; aqueous sulfuric acid; acetic acid 4: aqueous hydrochloric acid View Scheme | |
Multi-step reaction with 4 steps 1: sulfur; sodium sulfide nonahydrate / 130 - 135 °C / Hydrogenation 2: ethanol / 40 °C 3: sodium dichromate; aqueous sulfuric acid 4: aqueous hydrochloric acid View Scheme |
Conditions | Yield |
---|---|
With hydrogenchloride for 2.5h; Heating; | 80% |
Stage #1: acedapsone With hydrogenchloride In water for 1h; Reflux; Stage #2: With pyrographite In water for 1h; Reflux; | 65% |
With hydrogenchloride |
4,4'-dichlorodiphenyl sulphone
A
4-(4-chloro-benzenesulfonyl)-aniline
B
dapsone
Conditions | Yield |
---|---|
With para-dinitrobenzene; ammonium hydroxide In water at 250℃; for 3h; autoclave; | A 20.5% B 78% |
With para-dinitrobenzene; ammonium hydroxide In water at 250℃; for 3h; Product distribution; Mechanism; various radical-ion inhibitors; | A 20.5% B 78% |
With ammonium hydroxide; 1,3,5-trinitrobenzene In water at 250℃; for 3h; autoclave; | A 25% B 73.5% |
With ethanol; ammonia; copper(II) sulfate at 200℃; |
Conditions | Yield |
---|---|
With dihydrogen peroxide In water; acetonitrile at 50℃; for 3h; chemoselective reaction; | 71% |
Multi-step reaction with 3 steps 1: acetic acid 2: potassium dichromate; aqueous sulfuric acid; acetic acid 3: aqueous hydrochloric acid View Scheme | |
Multi-step reaction with 3 steps 1: acetic acid 2: acetic acid / 40 °C 3: aqueous hydrochloric acid View Scheme |
Conditions | Yield |
---|---|
With potassium pyrosulfite; palladium diacetate; N-ethyl-N,N-diisopropylamine; tri tert-butylphosphoniumtetrafluoroborate In N,N-dimethyl-formamide at 100℃; for 20h; Inert atmosphere; | 58% |
Conditions | Yield |
---|---|
With potassium pyrosulfite; palladium diacetate; N-ethyl-N,N-diisopropylamine; tri tert-butylphosphoniumtetrafluoroborate In N,N-dimethyl-formamide at 100℃; for 20h; Inert atmosphere; | 46% |
Conditions | Yield |
---|---|
With potassium permanganate; acetic acid; acetone Reagens 4: Kupfer(II)-sulfat; | |
Multi-step reaction with 3 steps 1: acetic acid 2: potassium permanganate; aqueous acetic acid / bei Siedetemperatur 3: aqueous hydrochloric acid View Scheme |
Conditions | Yield |
---|---|
With diammine zinc-chloride; ammonia at 200℃; |
Conditions | Yield |
---|---|
With hydrogenchloride; tin(ll) chloride |
Conditions | Yield |
---|---|
With hydrogenchloride | |
With hydrogenchloride | |
With hydrogenchloride |
Conditions | Yield |
---|---|
With ammonia; water; copper(l) chloride at 180 - 190℃; |
Conditions | Yield |
---|---|
With hydrogenchloride; palladium on activated charcoal Hydrogenation; | |
With iron at 90 - 95℃; Hydrogenation; | |
With hydrogenchloride; tin(ll) chloride |
4,4'-sulfonyl-di-benzoic acid diamide
dapsone
Conditions | Yield |
---|---|
With ammonia; water; copper at 210 - 220℃; |
Conditions | Yield |
---|---|
With hydrogenchloride; aluminium trichloride; zinc(II) chloride |
ethanol
N-furfurylidene-4-(4-nitro-benzenesulfonyl)-aniline
A
furfural
B
dapsone
4,4'-dichlorodiphenyl sulphone
ammonia
copper(II) sulfate
ethylene glycol
dapsone
Conditions | Yield |
---|---|
at 245℃; | |
at 245℃; |
ethanol
4-(4-nitro-benzenesulfonyl)-N-(3-nitro-benzyliden)-aniline
dapsone
Conditions | Yield |
---|---|
beim Erwaermen tritt Zersetzung; |
bis-[4-(dichlorophosphoryl-amino)-phenyl]-sulfone
A
dapsone
N-hydroxydapsone
dapsone
Conditions | Yield |
---|---|
With 1,4-dihydronicotinamide adenine dinucleotide; human recombinant NADH cytochrome b5 reductase; cytochrome b5 In dimethyl sulfoxide pH=7.4; Enzyme kinetics; Further Variations:; Reagents; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 70 percent / 30 percent H2O2 / acetic acid / Heating 2: 80 percent / 10 percent HCl / 2.5 h / Heating View Scheme | |
Multi-step reaction with 2 steps 1: potassium dichromate; aqueous sulfuric acid; acetic acid / 40 - 45 °C 2: aqueous hydrochloric acid View Scheme | |
Multi-step reaction with 2 steps 1: aqueous hydrochloric acid 2: acetone; aqueous potassium permanganate; acetic acid / Reagens 4: Kupfer(II)-sulfat View Scheme | |
Multi-step reaction with 2 steps 1: potassium permanganate; aqueous acetic acid / bei Siedetemperatur 2: aqueous hydrochloric acid View Scheme | |
With sodium molybdate; sodium tungstate; dihydrogen peroxide; acetic acid at 20 - 95℃; for 0.583333h; Temperature; | 12.4 g |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 70 percent / SOCl2; AlCl3 / CS2 / 6 h / Heating 2: 70 percent / 30 percent H2O2 / acetic acid / Heating 3: 80 percent / 10 percent HCl / 2.5 h / Heating View Scheme | |
Multi-step reaction with 3 steps 1: aluminium chloride; carbon disulfide; thionyl chloride 2: potassium dichromate; aqueous sulfuric acid; acetic acid / 40 - 45 °C 3: aqueous hydrochloric acid View Scheme | |
Multi-step reaction with 2 steps 1: aluminium chloride / 160 °C / beim Eintragen in eine Schmelze 2: aqueous hydrochloric acid View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: KMnO4 / acetic acid 2: Sn/HCl 3: 15percent HCl View Scheme | |
Multi-step reaction with 2 steps 1: sodium dichromate 2: iron / 90 - 95 °C / Hydrogenation View Scheme | |
Multi-step reaction with 3 steps 1: chromium (VI)-oxide; aqueous acetic acid / 40 - 50 °C 2: amalgamated zinc; aqueous acetic acid; formic acid / Hydrogenation 3: aqueous ethanolic hydrochloric acid View Scheme | |
Multi-step reaction with 4 steps 1: chromium (VI)-oxide; aqueous acetic acid / 40 - 50 °C 2: amalgamated zinc; aqueous acetic acid; formic acid / Hydrogenation 3: acetic acid 4: aqueous hydrochloric acid View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: potassium acetate; cyclohexanol 2: iron; aqueous acetic acid / Hydrogenation 3: aqueous hydrochloric acid View Scheme |
Conditions | Yield |
---|---|
In acetone at 20℃; for 3h; Glovebox; | 100% |
In acetone at 20℃; for 3h; Concentration; |
Conditions | Yield |
---|---|
With rhodium(III) chloride; Methyl formate; sodium acetate In methanol; water at 160℃; for 24h; Inert atmosphere; | 99% |
With hydrogen; nickel In ethanol under 3102.9 Torr; for 2.5h; | 80% |
Conditions | Yield |
---|---|
With [((5-Me)PyNPPh2)IrACHTUNGTRENUNG(cod)]; potassium tert-butylate In diethylene glycol dimethyl ether at 70℃; for 48h; Inert atmosphere; | 98% |
Conditions | Yield |
---|---|
With L-proline covalented silicapropyl mediated Fe3O4 nanoparticles In water at 20℃; for 0.25h; | 98% |
Conditions | Yield |
---|---|
With L-proline covalented silicapropyl mediated Fe3O4 nanoparticles In water at 20℃; for 0.25h; Reagent/catalyst; Solvent; Temperature; | 98% |
salicylaldehyde
dapsone
2,2'-{sulfonylbis[4,1-phenylenenitrilomethylidene]}diphenol
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In chloroform for 8h; Reagent/catalyst; Solvent; Inert atmosphere; Reflux; | 97.1% |
In ethanol at 20℃; | 79.65% |
N-(7-amino-1,2-dihydro-5H-cyclopenta[cd]phenalen-5-ylidene)-N-[4-(4-[(7-amino-1,2-dihydro-5H-cyclopenta[cd]phenalen-5-ylidene)amino]phenylsulfonyl)phenyl]amine
dapsone
Conditions | Yield |
---|---|
In butan-1-ol for 30h; Heating; | 97% |
Conditions | Yield |
---|---|
With [((5-Me)PyNPPh2)IrACHTUNGTRENUNG(cod)]; potassium tert-butylate In diethylene glycol dimethyl ether at 70℃; for 48h; Inert atmosphere; | 97% |
Conditions | Yield |
---|---|
Stage #1: dapsone With 1,3,5-trichloro-2,4,6-triazine; sodium nitrite In water at 20℃; for 0.05h; Sonication; Stage #2: salicylaldehyde In water for 0.183333h; | 97% |
Conditions | Yield |
---|---|
Stage #1: dapsone With 1,3,5-trichloro-2,4,6-triazine; sodium nitrite In water at 20℃; for 0.05h; Sonication; Stage #2: recorcinol In water for 0.183333h; | 97% |
Conditions | Yield |
---|---|
With L-proline covalented silicapropyl mediated Fe3O4 nanoparticles In water at 20℃; for 0.25h; | 97% |
salicylaldehyde
dapsone
2,2'-{sulfonylbis[(p-phenylene)iminomethyl]}-diphenol
Conditions | Yield |
---|---|
With formic acid In methanol Reflux; | 96% |
With piperidine for 2h; Heating; | |
With ethanol |
Conditions | Yield |
---|---|
Stage #1: dapsone With 1-methyl-2-oxopyrrolidinium hydrogen sulfate In water at 20℃; for 0.0166667h; Grinding; Stage #2: With sodium nitrite In water at 20℃; Grinding; Stage #3: With sodium azide In water at 20℃; Grinding; | 96% |
Stage #1: dapsone With hydrogenchloride; sodium nitrite at 0 - 5℃; for 0.5h; Stage #2: With sodium azide at 0 - 5℃; | 85% |
With sulfuric acid Diazotization.Eintragen der Diazoniumsalz-Loesung in eine gekuehlte wss. Loesung von Hydrazin-hydrat und Natriumacetat; |
α,β-dibromo-α-methylpropionyl chloride
dapsone
2,3-Dibromo-N-{4-[4-(2,3-dibromo-2-methyl-propionylamino)-benzenesulfonyl]-phenyl}-2-methyl-propionamide
Conditions | Yield |
---|---|
96% |
dapsone
dapsone-D8
Conditions | Yield |
---|---|
With water-d2; platinum on carbon; palladium 10% on activated carbon at 180℃; for 24h; Product distribution / selectivity; | 96% |
With water-d2; platinum on carbon at 180℃; for 24h; Product distribution / selectivity; | 82% |
3-nitro-benzaldehyde
phosphonic acid diethyl ester
dapsone
tetraethyl (sulfonylbis{4,1-phenyleneimino[(3-nitrophenyl)methylene]})bis(phosphonate)
Conditions | Yield |
---|---|
With CeCl3·7H2O-SiO2 In neat liquid for 0.0666667h; Concentration; Reagent/catalyst; Solvent; Time; Kabachnik-Fields Reaction; Microwave irradiation; | 96% |
Conditions | Yield |
---|---|
In methanol at 30℃; for 18h; | 96% |
Conditions | Yield |
---|---|
With L-proline covalented silicapropyl mediated Fe3O4 nanoparticles In water at 20℃; for 0.416667h; | 96% |
Conditions | Yield |
---|---|
With acetic acid at 60℃; for 5h; Temperature; | 95% |
With ZnAl2O4 nanoparticles at 20℃; for 0.0833333h; Neat (no solvent); | 92% |
With acetic acid |
Conditions | Yield |
---|---|
With sodium acetate; acetic anhydride In acetone at 50℃; for 3h; | 95% |
dapsone
Conditions | Yield |
---|---|
With hydrogenchloride; chlorosulfonic acid In dichloromethane at 20℃; for 2.33333h; Cooling with ice; | 95% |
Conditions | Yield |
---|---|
With L-proline covalented silicapropyl mediated Fe3O4 nanoparticles In water at 20℃; for 0.25h; | 95% |
Conditions | Yield |
---|---|
With L-proline covalented silicapropyl mediated Fe3O4 nanoparticles In water at 20℃; for 0.333333h; | 95% |
2-hydroxynaphthalene-1-carbaldehyde
dapsone
1,1'-{sulfonylbis[(1,4-phenylene)iminomethyl]}bis(2-naphthol)
Conditions | Yield |
---|---|
With formic acid In methanol Reflux; | 94% |
With zinc ferrite In water at 100℃; for 1.16667h; | 82% |
With ethanol | |
With piperidine for 2h; Heating; |
Conditions | Yield |
---|---|
With chloro-trimethyl-silane; p-dimethylaminocinnamaldehyde for 0.133333h; Reflux; | 94% |
Conditions | Yield |
---|---|
With L-proline covalented silicapropyl mediated Fe3O4 nanoparticles In water at 20℃; for 0.333333h; | 94% |
Conditions | Yield |
---|---|
With Na+-MMT-[pmim]HSO4 In neat (no solvent) at 60℃; for 0.416667h; chemoselective reaction; | 93% |
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