DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe
Cas:7545-50-8
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inquiry3,3'-Diamino-4,4'-dihydroxydiphenyl sulfone CAS 7545-50-8 with factory price Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermedi
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inquiry3,3'-Diamino-4,4'-dihydroxydiphenyl sulfone Basic information Product Name: 3,3'-Diamino-4,4'-dihydroxydiphenyl sulfone Synonyms: BIS(3-AMINO-4-HYDROXYPHENYL) SULFONE;BIO
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Min.Order:1 Kilogram
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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
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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
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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
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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
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inquiryAbout Product Details Items Specifications Test Results Appearance White to white crystalline powde
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Min.Order:500 Kilogram
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inquiry3,3'-Diamino-4,4'-dihydroxydiphenyl sulfone CAS:7545-50-8 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializin
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Min.Order:1 Gram
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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
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Min.Order:1 Kilogram
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Cas:7545-50-8
Min.Order:10 Gram
Negotiable
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inquiry1. 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
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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
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inquiryProduct Name: 3,3'-Diamino-4,4'-dihydroxydiphenyl sulfone Synonyms: BIS(3-AMINO-4-HYDROXYPHENYL) SULFONE;BIO-FARMA BF003087;3,3'-DIAMINO-4,4'-DIHYDROXYDIPHENYL SULFONE;4,4'-sulphonylbis[2-aminophenol];2-Amino-4-[(3-amino-4-hyd
Cas:7545-50-8
Min.Order:100 Gram
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inquiryAppearance:white or yellowish white flaky crystal Storage:Keep the sun from direct sunlight ;prevention against high temperature Package:As customer request Application:Used for research and industrial manufacture. Transportatio
Our company provides one-stop services of research - development - production for a variety of special prouducts. Not only do we make effective use of our strong technological strength, but also establish of cooperative relations with several well-
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Min.Order:100 Gram
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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
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Min.Order:1 Gram
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Type:Lab/Research institutions
inquiryAppearance/Colour:Baby pink powder Melting Point:231 °C Boiling Point:596.9 °C at 760 mmHg PKA:6.62±0.20(Predicted) Flash Point:314.8 °C PSA:135.02000 Density:1.564 g/cm3 LogP:3.33820 Storage Temp.:Keep in dark pl
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Min.Order:1 Gram
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Type:Trading Company
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Cas:7545-50-8
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inquiryProduct name: Bis(3-Amino-4-Hydroxyphenyl)Sulfone CAS No.:7545-50-8 Molecule Formula:N/A Molecule Weight:N/A Purity: 99% Package: 25kg/drum Description:White powder Manufacture Standards:Enterprise Standard TESTING ITEMS
Cas:7545-50-8
Min.Order:1 Kilogram
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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,
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inquiry3,3'-dibromo-4,4'-dihydroxydiphenyl sulfone
3,3'-diamino-4,4'-dihydroxydiphenyl sulfone
Conditions | Yield |
---|---|
With ammonium hydroxide In 1-methyl-pyrrolidin-2-one at 150℃; Solvent; Temperature; | 98% |
3,3'-dinitro-4,4'-dihydroxydiphenylsulfone
3,3'-diamino-4,4'-dihydroxydiphenyl sulfone
Conditions | Yield |
---|---|
With palladium 10% on activated carbon; hydrazine hydrate In 1,4-dioxane; ethanol at 95℃; for 24h; Inert atmosphere; | 94% |
With iron; ammonium chloride In water at 50℃; Concentration; Temperature; Large scale; | 93% |
With palladium on activated charcoal; ethanol Hydrogenation; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: aqueous H2SO4; HNO3 2: Na2S2O4; aqueous NH3 View Scheme |
bis[3-methyl-4-hydroxyphenyl]sulfone
3,3'-diamino-4,4'-dihydroxydiphenyl sulfone
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: KMnO4; aqueous NaOH 2: aqueous H2SO4; HNO3 3: Na2S2O4; aqueous NH3 View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: H2SO4 / 180 °C / unter vermindertem Druck 2: KMnO4; aqueous NaOH 3: aqueous H2SO4; HNO3 4: Na2S2O4; aqueous NH3 View Scheme | |
Multi-step reaction with 4 steps 1: H2SO4 / 180 °C / unter vermindertem Druck 2: KMnO4; aqueous NaOH 3: aqueous H2SO4; HNO3 4: Na2S2O4; aqueous NH3 View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: H2SO4 / 200 °C / unter vermindertem Druck 2: aqueous H2SO4; HNO3 3: Na2S2O4; aqueous NH3 View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: sulfuric acid; potassium nitrate / 3 h / 80 °C 2: sodium hydroxide / dimethyl sulfoxide; water / 2 h / 50 °C 3: palladium 10% on activated carbon; hydrazine hydrate / ethanol; 1,4-dioxane / 24 h / 95 °C / Inert atmosphere View Scheme |
4,4'-sulfonylbis(1-bromo-2-nitrobenzene)
3,3'-diamino-4,4'-dihydroxydiphenyl sulfone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sodium hydroxide / dimethyl sulfoxide; water / 2 h / 50 °C 2: palladium 10% on activated carbon; hydrazine hydrate / ethanol; 1,4-dioxane / 24 h / 95 °C / Inert atmosphere View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: trifluorormethanesulfonic acid; dipotassium peroxodisulfate; tetra(n-butyl)ammonium hydrogensulfate; trifluoroacetic anhydride / 1,2-dichloro-ethane / 8 h / 85 °C / Sealed tube 2: sulfuric acid; potassium nitrate / 3 h / 80 °C 3: sodium hydroxide / dimethyl sulfoxide; water / 2 h / 50 °C 4: palladium 10% on activated carbon; hydrazine hydrate / ethanol; 1,4-dioxane / 24 h / 95 °C / Inert atmosphere View Scheme |
Conditions | Yield |
---|---|
Stage #1: 3,3'-diamino-4,4'-dihydroxydiphenyl sulfone; salicylaldehyde In methanol for 0.5h; Stage #2: In methanol for 6h; Reflux; | 83% |
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 85℃; for 5h; | 82% |
3,3'-diamino-4,4'-dihydroxydiphenyl sulfone
ethyl cyanoacetimidate hydrochloride
Conditions | Yield |
---|---|
In methanol at 5℃; for 9h; | 77% |
Conditions | Yield |
---|---|
In ethanol for 6h; Reflux; | 76% |
Conditions | Yield |
---|---|
In ethanol for 8h; Reflux; | 70% |
3,3'-diamino-4,4'-dihydroxydiphenyl sulfone
Conditions | Yield |
---|---|
With potassium cyanide; phenylboronic acid In methanol at 20℃; Inert atmosphere; | 25% |
3,3'-diamino-4,4'-dihydroxydiphenyl sulfone
Conditions | Yield |
---|---|
With osmium compound |
3,3'-diamino-4,4'-dihydroxydiphenyl sulfone
Conditions | Yield |
---|---|
With osmium compound |
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol; water ethanolic soln. of the ligand, aqueous soln. of rare earth(III) acetate; mixing; adjusting pH to 7.0-8.5 (NaOH); crystn.; |
3,3'-diamino-4,4'-dihydroxydiphenyl sulfone
samarium(III) acetate
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol; water ethanolic soln. of the ligand, aqueous soln. of rare earth(III) acetate; mixing; adjusting pH to 7.0-8.5 (NaOH); crystn.; |
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol; water ethanolic soln. of the ligand, aqueous soln. of rare earth(III) acetate; mixing; adjusting pH to 7.0-8.5 (NaOH); crystn.; |
3,3'-diamino-4,4'-dihydroxydiphenyl sulfone
cerium(III) acetate
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol; water ethanolic soln. of the ligand, aqueous soln. of rare earth(III) acetate; mixing; adjusting pH to 7.0-8.5 (NaOH); crystn.; |
5-norbornene-2,3-dicarboxylic anhydride
oxybis(benzoic acid)
3,3'-diamino-4,4'-dihydroxydiphenyl sulfone
Conditions | Yield |
---|---|
Stage #1: oxybis(benzoic acid); 3,3'-diamino-4,4'-dihydroxydiphenyl sulfone With benzotriazol-1-ol In 1-methyl-pyrrolidin-2-one Stage #2: 5-norbornene-2,3-dicarboxylic anhydride In 1-methyl-pyrrolidin-2-one Product distribution / selectivity; |
3,3'-diamino-4,4'-dihydroxydiphenyl sulfone
ethyl 3-ethoxy-3-iminopropanoate hydrochloride
Conditions | Yield |
---|---|
In methanol at 10 - 60℃; for 55h; | |
In methanol at 60℃; for 55h; | |
In methanol at 10 - 60℃; for 55h; |
3,3'-diamino-4,4'-dihydroxydiphenyl sulfone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: methanol / 55 h / 10 - 60 °C 2: piperidine / toluene / 19 h / 100 °C / Inert atmosphere View Scheme | |
Multi-step reaction with 2 steps 1: methanol / 55 h / 60 °C 2: piperidine / toluene / 19 h / 100 °C View Scheme | |
Multi-step reaction with 2 steps 1: methanol / 55 h / 10 - 60 °C 2: piperidine / toluene / 19 h / 100 °C / Inert atmosphere View Scheme |
3,3'-diamino-4,4'-dihydroxydiphenyl sulfone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: methanol / 55 h / 10 - 60 °C 2: piperidine / toluene / 6 h / 105 °C View Scheme | |
Multi-step reaction with 2 steps 1: methanol / 55 h / 60 °C 2: piperidine / toluene / 6 h / 105 °C View Scheme |
4-(Diethylamino)salicylaldehyde
3,3'-diamino-4,4'-dihydroxydiphenyl sulfone
ethyl 2-cyanoacetate
Conditions | Yield |
---|---|
With benzoic acid In pentan-1-ol at 120℃; for 15h; | |
With benzoic acid In pentan-1-ol at 120℃; for 15h; |
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