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:135-76-2
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:135-76-2
Min.Order:1 Kilogram
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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:135-76-2
Min.Order:1
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Type:Other
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
Cas:135-76-2
Min.Order:1 Kilogram
FOB Price: $9.0 / 99.0
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:135-76-2
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:135-76-2
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryAbout Product Details Items Specifications Test Results Appearance White to white crystalline powde
Cas:135-76-2
Min.Order:100 Kilogram
FOB Price: $1.0 / 2.0
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
Best 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:135-76-2
Min.Order:0
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Type:Manufacturers
inquirysuperior quality Appearance:Gray paste Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:Dye intermediates, mainly used in the manufacture of edible
Cas:135-76-2
Min.Order:1 Kilogram
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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:135-76-2
Min.Order:0 Metric Ton
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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:135-76-2
Min.Order:0
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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:135-76-2
Min.Order:10 Gram
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Type:Lab/Research institutions
inquiryProduct name: 2-Naphthol-6-Sulfonic Acid,Sodium Salt CAS No.:135-76-2 Molecule Formula:C10H7NaO4S Molecule Weight:246.21 Purity: 99% Package: 25kg/bag Description:White powder Manufacture Standards:Enterprise Standard TESTING ITE
Cas:135-76-2
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryGMP 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:135-76-2
Min.Order:1 Milligram
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inquiryProduct Name: Sodium 6-hydroxynaphthalene-2-sulfonate Synonyms: SCHAEFFERS SALT (SODIUM);6-HYDROXY-2-NAPHTHALENESULFONIC ACID, SODIUM SALT Hydrat, Tech.;6-hydroxy-2-naphthalenesulfonic acid monosodium salt;6-Hydroxy-2-naphthalenesulfonic acid h
Cas:135-76-2
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as
Cas:135-76-2
Min.Order:0 Metric Ton
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Type:Manufacturers
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:135-76-2
Min.Order:1 Kilogram
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Type:Lab/Research institutions
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:135-76-2
Min.Order:1 Gram
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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
Cas:135-76-2
Min.Order:0
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Type:Trading Company
inquiryISO/factory/goodqualityAppearance:off white Storage:Dry,cool place Package:drum Application:active pharmaceutical ingredients Transportation:by air/sea/express Port:shenzhen/shanghai
Cas:135-76-2
Min.Order:0
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Type:Manufacturers
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,Pharmaceutical intermediates Transportation:air,sea,courier
Cas:135-76-2
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inquiryBest service,high quality and cheap price. Storage:Keep away from heat,sparks and flames. Package:25kg/50kg/200kg drum or Customer demand Application:Used as pharmaceutical intermediates Transportation:BY sea/air or by courier
Cas:135-76-2
Min.Order:0
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Type:Trading Company
inquiryAcmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea
Cas:135-76-2
Min.Order:1 bottle
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Type:Lab/Research institutions
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
Cas:135-76-2
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Type:Manufacturers
inquiryOur clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
Cas:135-76-2
Min.Order:0
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Type:Manufacturers
inquiryTAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp
Cas:135-76-2
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Type:Manufacturers
inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:Beijing or Guangzhou
Cas:135-76-2
Min.Order:0
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Type:Lab/Research institutions
inquiryHigh quality ,low price Storage:Room temperature Package:As per customer's Application:For Organic synthsis Transportation:To be shipped as non-hazardous chemicals
Cas:135-76-2
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Type:Lab/Research institutions
inquirysodium 2-naphthol-6-sulfonate
dimethyl sulfate
sodium 6-methoxy-2-naphthalenesulfonate
Conditions | Yield |
---|---|
Stage #1: sodium 2-naphthol-6-sulfonate; dimethyl sulfate With sodium hydroxide In water at 40 - 60℃; for 1.66667h; Stage #2: With sodium chloride In water at 20℃; for 2h; | 86% |
With sodium hydroxide; sodium chloride In water at 50 - 55℃; | 75% |
With sodium hydroxide In water at 50 - 55℃; for 1h; | 75% |
With sodium hydroxide In water at 50 - 55℃; for 1h; |
Conditions | Yield |
---|---|
With sodium metabisulfite In water at 140℃; for 48h; Bucherer Carbazole Synthesis; Sealed tube; Inert atmosphere; | 84% |
Conditions | Yield |
---|---|
With sodium metabisulfite In water at 140℃; for 48h; Bucherer Carbazole Synthesis; Sealed tube; Inert atmosphere; | 75% |
With sodium hydrogensulfite In tetrahydrofuran; water for 72h; Heating / reflux; |
sodium 2-naphthol-6-sulfonate
benzenesulfonyl chloride
sodium 2-phenylsulfonyloxynaphthalene-6-sulfonate
Conditions | Yield |
---|---|
With sodium carbonate In water at 50℃; for 1.5h; | 73.2% |
Conditions | Yield |
---|---|
With sulfuric acid at 110℃; for 7h; | 71.3% |
sodium 2-naphthol-6-sulfonate
Conditions | Yield |
---|---|
In methanol | 41% |
Conditions | Yield |
---|---|
With sodium nitrate; [D]-sodium hydroxide; hydrogen chloride; sodium carbonate In water-d2 at 5℃; for 1h; | 35% |
sodium 2-naphthol-6-sulfonate
Conditions | Yield |
---|---|
With sodium hydroxide In N,N-dimethyl-formamide at 65℃; for 80h; | 30% |
Conditions | Yield |
---|---|
With sodium methylate In methanol at 60℃; Reflux; | 30% |
sodium 2-naphthol-6-sulfonate
3,5-Dichloro-pyridine-2-diazonium
1-<(3,5-dichloro-2-pyridyl)azo>-2-hydroxynaphthalene-6-sulfonic acid sodium salt
Conditions | Yield |
---|---|
With carbon dioxide In methanol for 12h; | 25% |
sodium 2-naphthol-6-sulfonate
3,5-Dibromo-pyridine-2-diazonium
Conditions | Yield |
---|---|
With carbon dioxide In methanol for 12h; | 25% |
methyl (Z)-2-benzoylamino-3-dimethylaminopropenoate
sodium 2-naphthol-6-sulfonate
sodium 2-benzoylamino-3H-naphtho<2.1-b>pyran-2-one-8-sulphonate
Conditions | Yield |
---|---|
With acetic acid Heating; | 8% |
formaldehyd
sodium 2-naphthol-6-sulfonate
6-hydroxy-5-sulfomethyl-naphthalene-2-sulfonic acid
Conditions | Yield |
---|---|
With water; sodium sulfite |
Conditions | Yield |
---|---|
With water |
sodium 2-naphthol-6-sulfonate
p-phenylenediamine hydrochloride
6-(4-amino-anilino)-naphthalene-2-sulfonic acid
Conditions | Yield |
---|---|
With sodium disulfite |
sodium 2-naphthol-6-sulfonate
4-nitroso-N,N-dimethylaniline hydrochloride
Conditions | Yield |
---|---|
With acid |
sodium 2-naphthol-6-sulfonate
sodium sulfanilate
6-(4-sulfo-anilino)-naphthalene-2-sulfonic acid
Conditions | Yield |
---|---|
With sodium disulfite |
Conditions | Yield |
---|---|
With naphthalene; sodium amide at 230 - 240℃; |
sodium 2-naphthol-6-sulfonate
acetic anhydride
6-acetoxy-naphthalene-2-sulfonic acid
Conditions | Yield |
---|---|
With sodium acetate |
Conditions | Yield |
---|---|
With sodium disulfite |
sodium 2-naphthol-6-sulfonate
p-toluidine
6-p-toluidinonaphthalene-2-sulfonic acid
Conditions | Yield |
---|---|
With sodium disulfite | |
With sodium disulfite |
sodium 2-naphthol-6-sulfonate
p-toluidine
A
6-p-toluidinonaphthalene-2-sulfonic acid
B
N-(p-tolyl)naphthalen-2-amine
Conditions | Yield |
---|---|
With p-toluidine hydrochloride at 200℃; |
Conditions | Yield |
---|---|
With alkali |
sodium 2-naphthol-6-sulfonate
aniline
A
N-Phenyl-2-naphthylamine
B
2-anilinonaphthalene-6-sulfonic acid
Conditions | Yield |
---|---|
With aniline hydrochloride at 190 - 200℃; |
sodium 2-naphthol-6-sulfonate
aniline
2-anilinonaphthalene-6-sulfonic acid
Conditions | Yield |
---|---|
With sodium disulfite | |
With sodium disulfite; 2,3-Dimethylaniline | |
With sodium disulfite |
Conditions | Yield |
---|---|
With sodium disulfite |
sodium 2-naphthol-6-sulfonate
o-toluidine
6-o-toluidino-naphthalene-2-sulfonic acid
Conditions | Yield |
---|---|
With sodium disulfite | |
With sodium disulfite |
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