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
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inquiry1,3-BENZENEDISULFONIC ACID DISODIUM SALT Basic information Product Name: 1,3-BENZENEDISULFONIC ACID DISODIUM SALT Synonyms: M-BENZENEDISULFONIC ACID DISODIUM SALT;M-BENZENEDISULFONIC ACI
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Min.Order:1 Kilogram
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inquiryOur advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva
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FOB Price: $9.0 / 99.0
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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
Cas:831-59-4
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
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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
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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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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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inquiryA substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
Cas:831-59-4
Min.Order:4 Kilogram
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inquiryZhenyu 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:831-59-4
Min.Order:1 Kilogram
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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
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inquiryhigh 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
high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier
Cas:831-59-4
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inquiryR & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates
Cas:831-59-4
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inquiryhigh quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
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inquirySupply top quality products with a reasonable price Application:api
1,3-Benzenedisulfonicacid, sodium salt (1:2) cas 831-59-4Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
Cas:831-59-4
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inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
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inquiryBest quality with low price Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai
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inquiryGood Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Cas:831-59-4
Min.Order:0
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inquiryZhengzhou Kingorgchem Chemical Technology Co., Ltd. was founded on the basis of Organophosphorus Chemistry Lab of Institute of Chemistry Henan Academy of Sciences in 2015. The laboratory covers 600 m2 and the pilot plant covers 2000 m2. Kingorgchem i
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inquiryPrice, service, company and transport advantage: 1. Best service, place of origin China, high quality, and reasonable price. 2. It's customers' right to choose the package (EMS, DHL, FEDEX, UPS). 3. It's customers' right
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Cas:831-59-4
Min.Order:1 Gram
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inquiryUnited Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat
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inquiryJoyinchem have been committed to chemical supply for several years and have built good cooperation records with multinational chemical corporations and importers from all over the world. Our services include:-Spot goods-Contract manufacturing-Custom
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inquiryFINETECH INDUSTRY LIMITED is a LONDON based CRO company providing drug discovery & development services to worldwide clients. FINETECH INDUSTRY LIMITED supplies the 1,3-BENZENEDISULFONIC ACID DISODIUM SALT, CAS:831-59-4 with the most competitive pric
Cas:831-59-4
Min.Order:0
Negotiable
Type:Trading Company
inquiryDisodiuM 1,3-BenzenedisulfonateAppearance:Off white to slight yellow solid Storage:Store in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/Pharmaceutical intermediates Transportation:By Sea,by Air,B
Conditions | Yield |
---|---|
With thionyl chloride for 0.333333h; Reagent/catalyst; Reflux; | 96% |
With phosphorus pentachloride at 90℃; for 16h; | 76% |
With thionyl chloride In N-methyl-acetamide; (2S)-N-methyl-1-phenylpropan-2-amine hydrate; hexane | 67% |
Conditions | Yield |
---|---|
With CH3ONa In water stoich.; at room temp.; crysts. filtered; elem. anal.; | 85% |
1,3-benzenedisulfonic acid disodium salt
5-bromobenzene-1,3-disulfonic acid
Conditions | Yield |
---|---|
With N-Bromosuccinimide; sulfuric acid at 20℃; for 12h; | 83% |
1,3-benzenedisulfonic acid disodium salt
Conditions | Yield |
---|---|
at 160℃; for 2h; | 78% |
Conditions | Yield |
---|---|
In acetonitrile for 0.0833333h; Heating; | 65% |
1,3-benzenedisulfonic acid disodium salt
2-mesitylmagnesium bromide
2,2'',4,4'',6,6''-hexamethyl-1,1':3',1''-terphenyl
Conditions | Yield |
---|---|
With bis(tricyclohexylphosphine)nickel(II) dichloride In tetrahydrofuran at 60℃; for 48h; Sealed tube; Inert atmosphere; | 54% |
1,10-Phenanthroline
1,3-benzenedisulfonic acid disodium salt
B
[Cu(1,10-phenanthroline)2](1,3-benzenedisulphonate)
Conditions | Yield |
---|---|
In ethanol; water for 0.5h; Reflux; | A 11% B 35% |
1,3-benzenedisulfonic acid disodium salt
aniline
N,N'-diphenyl-m-phenylenediamine
Conditions | Yield |
---|---|
With sodium; copper 1.) 180 deg C, 3 h, 2.) 230 deg C, 30 h;; Yield given. Multistep reaction; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: PCl5 / 2 h 2: aq. NH3 View Scheme | |
Multi-step reaction with 2 steps 1: PCl5 / 2 h / 40 - 50 °C 2: 90 percent / NH3 / CHCl3 View Scheme | |
Multi-step reaction with 2 steps 1: PCl5 / 2 h 2: NH3 / CHCl3 View Scheme |
1,3-benzenedisulfonic acid disodium salt
N,N,N’,N’-tetrabromobenzene-1,3-disulfonamide
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: PCl5 / 2 h 2: aq. NH3 3: 90 percent / aq. NaOH; Br2 View Scheme | |
Multi-step reaction with 3 steps 1.1: PCl5 / 2 h / 40 - 50 °C 2.1: 90 percent / NH3 / CHCl3 3.1: aq. NaOH / 20 °C 3.2: 90 percent / Br2 / 6 h / 20 °C View Scheme | |
Multi-step reaction with 3 steps 1: PCl5 / 2 h 2: NH3 / CHCl3 3: 90 percent / aq. NaOH; Br2 View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: phosphoryl chloride / acetonitrile; tetrahydrothiophene 1,1-dioxide; N,N-dimethyl-acetamide / 3 h / 70 °C 2: 87 percent / KF, Ph4PBr / acetonitrile / 16 h / Heating 3: 74 percent / KF, PPh4Br / tetrahydrothiophene 1,1-dioxide; toluene / 5 h / 210 °C / 270 Torr View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: phosphoryl chloride / acetonitrile; tetrahydrothiophene 1,1-dioxide; N,N-dimethyl-acetamide / 3 h / 70 °C 2: 87 percent / KF, Ph4PBr / acetonitrile / 16 h / Heating View Scheme | |
Multi-step reaction with 2 steps 1: phosphorus pentachloride / 16 h / 90 °C 2: potassium hydrogen difluoride / water; acetonitrile / 3 h / 20 °C View Scheme |
1,3-benzenedisulfonic acid disodium salt
5-nitrobenzene-1,3-disulfonic acid disodium salt
Conditions | Yield |
---|---|
With sodium nitrate In sulfuric acid; water | |
With sulfuric acid; nitric acid |
ferroin
1,3-benzenedisulfonic acid disodium salt
Conditions | Yield |
---|---|
With water In water recrystd. twice from water, air-dried at room temp., water of crystn. determined by Karl-Fischer method; |
Conditions | Yield |
---|---|
With MeOH; AgNO3 In methanol byproducts: AgCl; stirring Ru-complex with AgNO3 for 5 h, filtration off of AgCl, addn. ofquinone (under Ar), stirring and refluxing for 24 h, filtration (in air ), evapn., dissoln. in water, filtration, extn. with CHCl3, addn. of disulfonate to aq. layer; crystn. on standing, storage in moist atmosphere; elem. anal.; |
1,3-benzenedisulfonic acid disodium salt
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: trichlorophosphate / 100 °C 2: triethylamine / dichloromethane / 20 °C View Scheme |
1,3-benzenedisulfonic acid disodium salt
C15H15BrN2O5S2
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: trichlorophosphate / 100 °C 2: triethylamine / dichloromethane / 20 °C 3: triethylamine / dichloromethane / 2 h / 20 °C View Scheme |
1,3-benzenedisulfonic acid disodium salt
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: N,N-dimethyl-formamide; thionyl chloride / tetrahydrofuran / 26 h / 0 - 20 °C / Inert atmosphere 2.1: tetrahydrofuran / 0 °C / Inert atmosphere 2.2: 0 - 20 °C / Inert atmosphere 3.1: water / 1 h / 20 °C View Scheme |
1,3-benzenedisulfonic acid disodium salt
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: N,N-dimethyl-formamide; thionyl chloride / tetrahydrofuran / 26 h / 0 - 20 °C / Inert atmosphere 2.1: tetrahydrofuran / 0 °C / Inert atmosphere 2.2: 0 - 20 °C / Inert atmosphere 3.1: water / 1 h / 20 °C View Scheme |
1,3-benzenedisulfonic acid disodium salt
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: N,N-dimethyl-formamide; thionyl chloride / tetrahydrofuran / 26 h / 0 - 20 °C / Inert atmosphere 2.1: tetrahydrofuran / 0 °C / Inert atmosphere 2.2: 0 - 20 °C / Inert atmosphere 3.1: water / 2 h / 20 °C View Scheme |
1,3-benzenedisulfonic acid disodium salt
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: N,N-dimethyl-formamide; thionyl chloride / tetrahydrofuran / 26 h / 0 - 20 °C / Inert atmosphere 2.1: tetrahydrofuran / 0 °C / Inert atmosphere 2.2: 0 - 20 °C / Inert atmosphere View Scheme |
Conditions | Yield |
---|---|
Stage #1: 1,3-benzenedisulfonic acid disodium salt With thionyl chloride In N,N-dimethyl-formamide at 80℃; for 24h; Stage #2: C19H20F2N2O2*ClH With triethylamine In dichloromethane; N,N-dimethyl-formamide at 20℃; for 19h; | 62.1 mg |
1,3-benzenedisulfonic acid disodium salt
5-phosphonobenzene-1,3-disulfonic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: N-Bromosuccinimide; sulfuric acid / 12 h / 20 °C 2.1: tetra(n-butyl)ammonium hydroxide / water / pH 7 2.2: 1 h / 220 °C / Microwave irradiation 2.3: 12 h / 120 °C View Scheme |
1,3-benzenedisulfonic acid disodium salt
Conditions | Yield |
---|---|
In d(4)-methanol; water-d2 at 22℃; |
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