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:90-40-4
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:90-40-4
Min.Order:1
Negotiable
Type:Other
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:90-40-4
Min.Order:1 Kilogram
FOB Price: $15.0 / 50.0
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:90-40-4
Min.Order:1 Kilogram
Negotiable
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:90-40-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryHigh Quality Best price Fast Delivery Good Service Welcome to Henan Tianfu Chemical Co., Ltd. website. Our company engages in Sodium Tripolyphosphate (STPP) and Sodium Hexametabphosphate (SHMP) production; developm
Cas:90-40-4
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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:90-40-4
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
Cas:90-40-4
Min.Order:0
Negotiable
Type:Manufacturers
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:90-40-4
Min.Order:0
Negotiable
Type:Trading Company
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:90-40-4
Min.Order:0
Negotiable
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:90-40-4
Min.Order:0
Negotiable
Type:Manufacturers
inquiry2,7-Naphthalenedisulfonicacid, 3-amino-5-hydroxy-Appearance:detailed see specifications Storage:Keep away of light, cool place Package:25kg/drum;200kg/drum Application:Used in Synthesis, Pharmaceuticals and other fields Transportation:Sea/air/courier
Cas:90-40-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry2,7-Naphthalenedisulfonicacid, 3-amino-5-hydroxy- cas 90-40-4Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
Cas:90-40-4
Min.Order:0
Negotiable
Type:Other
inquiryBest quality with low price Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai
Cas:90-40-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
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:any port in China
Cas:90-40-4
Min.Order:0
Negotiable
Type:Trading Company
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:any port in China
Cas:90-40-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G
Cas:90-40-4
Min.Order:10 Milligram
Negotiable
Type:Lab/Research institutions
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
Cas:90-40-4
Min.Order:0
Negotiable
Type:Trading Company
inquiry1. Production capacity: we have three production base with high-tech production equipment and instruments, equipped with professional production personnel, meet your requirements.2. Quality assurance: we have a first-class testing equipment and testi
FINETECH INDUSTRY LIMITED is a LONDON based CRO company providing drug discovery & development services to worldwide clients. FINETECH INDUSTRY LIMITED supplies the 8-Hydroxy-2-naphthylamine-3,6-disulfonic acid, CAS:90-40-4 with the most competitive
Cas:90-40-4
Min.Order:0
Negotiable
Type:Trading Company
inquiry8-Hydroxy-2-naphthylamine-3,6-disulfonic acid Application:822675
Cas:90-40-4
Min.Order:1 Gram
FOB Price: $500.0
Type:Trading Company
inquiryPRODUCT NAME : 2R ACID CHEMICAL NAME : 2 - AMINO 8 - NAPHTHOL 3,6- DI SULFONIC ACID 3-AMINO-5-HYDROXYL-2:7 NAPHTHALENE - DI SULFONIC ACID EMPIRI…
Cas:90-40-4
Min.Order:0
Negotiable
Type:Trading Company
inquiryCOMMERCIAL NAME: 2R ACID | SULFO GAMMA ACID | CHEMICAL NAME: 2-AMINO-8-NAPHTHOL-3,6-DISULFONIC ACID | 3-AMINO-5-HYDROXY-2,7-NAPHTHALENE DISULFO…
Cas:90-40-4
Min.Order:0
Negotiable
Type:Trading Company
inquiryhigh purity Application:Drug intermediates Materials intermediates and active molecules
Cas:90-40-4
Min.Order:0
Negotiable
Type:Trading Company
inquiryCas:90-40-4
Min.Order:0
Negotiable
Type:Trading Company
inquiry7-aminonaphthalene-1,3,6-trisulfonic acid
2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid
Conditions | Yield |
---|---|
With alkali at 220 - 260℃; |
7-aminonaphthalene-1,3,6-trisulfonic acid
2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid
Conditions | Yield |
---|---|
at 220 - 260℃; |
2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid
Conditions | Yield |
---|---|
With sodium hydroxide at 200℃; |
Conditions | Yield |
---|---|
With sodium carbonate |
2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid
6-nitro-1-naphthoic acid chloride
Conditions | Yield |
---|---|
Reduktion und Behandlung des Reaktionsprodukts mit Phosgen bei Gegenwart von Natriumacetat in waessr. Loesung; |
2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid
4-nitrobenzenediazonium chloride
Conditions | Yield |
---|---|
und Reduktion mit Natriumsulfid; |
2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid
4-nitrobenzenediazonium chloride
Conditions | Yield |
---|---|
With acetic acid |
Conditions | Yield |
---|---|
With alkali |
Conditions | Yield |
---|---|
With sulfuric acid at 200℃; | |
With hydrogenchloride at 200℃; | |
With phosphoric acid at 200℃; | |
With formic acid at 200℃; |
2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid
6-amino-2,3,5,7-tetrabromo-[1,4]naphthoquinone
Conditions | Yield |
---|---|
With bromine; acetic acid |
2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid
Conditions | Yield |
---|---|
With sodium hydrogensulfite |
2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid
8-hydroxy-3,6-disulfo-naphthalene-2-diazonium-betaine
Conditions | Yield |
---|---|
Diazotization; |
2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid
aniline hydrochloride
aniline
3-anilino-5-hydroxy-naphthalene-2,7-disulfonic acid
Conditions | Yield |
---|---|
at 160℃; |
2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid
aniline
3-anilino-5-hydroxy-naphthalene-2,7-disulfonic acid
Conditions | Yield |
---|---|
With aniline hydrochloride at 160℃; |
Conditions | Yield |
---|---|
With sodium acetate |
sulfuric acid
2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid
1,7-Dihydroxynaphthalene
Conditions | Yield |
---|---|
at 200℃; |
2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid
bromine
6-amino-2,3,5,7-tetrabromo-[1,4]naphthoquinone
2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid
Conditions | Yield |
---|---|
With sodium carbonate ueber mehrere Stufen; |
2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid
2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: acetic acid; bromine 2: sulfuric acid View Scheme |
2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: acetic acid; bromine 2: sulfuric acid View Scheme |
2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid
1,7-diacetoxynaphthalene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: aqueous formic acid / 200 °C 2: pyridine / 100 °C View Scheme |
2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: aqueous formic acid / 200 °C 2: benzene; pyridine View Scheme |
2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: aqueous formic acid / 200 °C 2: potassium carbonate; benzene View Scheme | |
Multi-step reaction with 2 steps 1: aqueous formic acid / 200 °C 2: pyridine View Scheme |
2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: aqueous formic acid / 200 °C 2: benzene View Scheme |
2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: aqueous formic acid / 200 °C View Scheme |
2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: aqueous formic acid / 200 °C 2: benzene View Scheme |
2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid
C30H25N7O11S3
Conditions | Yield |
---|---|
Stage #1: C20H19N5O4S Stage #2: 2-amino-8-hydroxy-naphthalene-3,6-disulphonic acid |
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