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Cas:116-63-2
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inquiryItems Standard Result Assay 98%min 99.1% Sodium carbonate dissolve testing Pass
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inquiryAppearance:Pinkish white to grey crystalline powder Storage:Store below +30°C. Package:25kg/Barrel Application:APIs Transportation:Express/Sea/Air Port:Any port in China
Cas:116-63-2
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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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Min.Order:1 Kilogram
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inquiry1-Amino-2-naphthol-4-sulfonic acid CAS:116-63-2 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
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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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inquiryAbout Product Details 1-Amino-2-naphthol-4-sulfoni
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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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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
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Min.Order:1 Gram
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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
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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
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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 providing h
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inquiryfactory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
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Type:Lab/Research institutions
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Cas:116-63-2
Min.Order:1 Gram
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Type:Lab/Research institutions
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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Type:Trading Company
inquiryGOLDEN PHARMA CO.,LIMITED.is a professional pharmaceutical company,our team have more than 20years expereince in pharmaceutical production and sales. we are a professional technical enterprise specializing in the R & D, production,QA regulation
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Cas:116-63-2
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inquiry4-Amino-3-hydroxy-1-naphthalenesulfonic acidAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air
Cas:116-63-2
Min.Order:0
Negotiable
Type:Trading Company
inquiryConditions | Yield |
---|---|
Stage #1: 1-Nitroso-2-naphthol With iron(III) chloride; pyrographite; sodium hydroxide In water at 60 - 65℃; for 0.75h; Large scale; Stage #2: With hydrazine hydrate In water for 6h; Large scale; Stage #3: With sulfuric acid; sodium sulfite In water at 60 - 65℃; for 12h; pH=7 - 8; Concentration; Reagent/catalyst; Large scale; | 98.9% |
With sodium disulfite man saeuert bei 30-40grad mit Salzsaeure an; | |
With sodium hydrogensulfite | |
With sodium hydrogensulfite |
nitrogen(II) oxide
A
1-amino-2-naphthol-4-sulfonic acid
Conditions | Yield |
---|---|
Stage #1: bis(4-amino-3-hydroxonaphthalene-1-sulphonic acid)copper; nitrogen(II) oxide In methanol at 20℃; for 4h; Stage #2: With air In methanol at 20℃; for 2h; Stage #3: sodium sulfide In methanol; water | A 40% B 40% C n/a |
Conditions | Yield |
---|---|
With sodium metabisulfite; ammonium peroxydisulfate | |
With sodium metabisulfite; ozone | |
With sodium metabisulfite; potassium permanganate |
Conditions | Yield |
---|---|
With sodium disulfite Versetzen mit Salzsaeure; |
[1,2]naphthoquinone-1-chlorimin
1-amino-2-naphthol-4-sulfonic acid
Conditions | Yield |
---|---|
With sodium disulfite |
1-amino-2-naphthol-4-sulfonic acid
Conditions | Yield |
---|---|
With hydrogenchloride; tin(ll) chloride |
Conditions | Yield |
---|---|
With sodium metabisulfite; ammonium peroxydisulfate | |
With sodium metabisulfite; ozone | |
With sodium metabisulfite; potassium permanganate |
Conditions | Yield |
---|---|
With sodium hydroxide; air; sodium sulfite |
Conditions | Yield |
---|---|
With sodium hydrogensulfite Reaktion ueber mehrere Stufen; |
Conditions | Yield |
---|---|
With sodium hydrogensulfite |
Conditions | Yield |
---|---|
und anschliessend mit 2S2O8 oder Ozon; |
1-amino-2-naphthol-4-sulfonic acid
Conditions | Yield |
---|---|
With sodium hydrogensulfite anschliessendes Erwaermen mit wss. Salzsaeure; |
1-amino-2-naphthol-4-sulfonic acid
Conditions | Yield |
---|---|
With sodium hydrogensulfite Behandeln des danach isolierten N-Sulfo-Derivats mit wss. Salzsaeure; |
1-amino-2-naphthol-4-sulfonic acid
Conditions | Yield |
---|---|
With ammonium chloride; zinc | |
With hydrogenchloride; tin(ll) chloride |
1-amino-2-naphthol-4-sulfonic acid
Conditions | Yield |
---|---|
anschliessendes Behandeln mit wss. Salzsaeure; |
hydrogenchloride
2-hydroxy-1-hydroxyimino-1,2-dihydro-naphthalene-2-sulfonic acid ; sodium-salt
1-amino-2-naphthol-4-sulfonic acid
2-hydroxy-1-hydroxyimino-1,2-dihydro-naphthalene-2-sulfonic acid ; sodium-salt
1-amino-2-naphthol-4-sulfonic acid
Conditions | Yield |
---|---|
at 13 - 27℃; |
hydrogenchloride
2-hydroxy-1-hydroxyimino-1,2-dihydro-naphthalene-2-sulfonic acid ; sodium-salt
A
1-amino-2-naphthol-4-sulfonic acid
Conditions | Yield |
---|---|
at 8 - 12℃; |
A
1-amino-2-naphthol-4-sulfonic acid
Conditions | Yield |
---|---|
With hydrogenchloride; zinc |
orange II
A
1-amino-2-naphthol-4-sulfonic acid
B
4-aminobenzene sulfonic acid
Conditions | Yield |
---|---|
bei folgendem Ansaeuern mit Salzsaeure; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sodium bicarbonate 2: tin (II)-chloride; diluted hydrochloric acid View Scheme |
3-chloro-2-naphthol
1-amino-2-naphthol-4-sulfonic acid
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: potassium sulfite / 120 °C 2: sodium bicarbonate 3: tin (II)-chloride; diluted hydrochloric acid View Scheme |
1,3-dichloronaphthol
1-amino-2-naphthol-4-sulfonic acid
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: potassium sulfite / 170 °C 2: sodium bicarbonate 3: tin (II)-chloride; diluted hydrochloric acid View Scheme |
1-hydroxylimino-2-tetralone-4-sulfonic acid
β-naphthol
1-amino-2-naphthol-4-sulfonic acid
Conditions | Yield |
---|---|
With sulfuric acid In water |
Conditions | Yield |
---|---|
In not given | |
In not given |
Conditions | Yield |
---|---|
In not given days, 0°C, 2.5 % NaHSO3 soln.; | |
In not given days, 0°C, 2.5 % NaHSO3 soln.; |
1-amino-naphthalene
peroxodisulfate ion
1-amino-2-naphthol-4-sulfonic acid
Conditions | Yield |
---|---|
In not given days, 0°C, 2.5 % NaHSO3 soln.; | |
In not given days, 0°C, 2.5 % NaHSO3 soln.; |
Conditions | Yield |
---|---|
In ethanol for 1h; Heating; | 100% |
Conditions | Yield |
---|---|
Stage #1: 1-amino-2-naphthol-4-sulfonic acid With sodium hydroxide In ethanol for 0.166667h; Stage #2: 4-chlorobenzaldehyde In ethanol at 20℃; for 12h; | 95% |
6-Amino-1,3-dimethylbarbituric acid
1-amino-2-naphthol-4-sulfonic acid
C16H15N5O6S
Conditions | Yield |
---|---|
Stage #1: 1-amino-2-naphthol-4-sulfonic acid With sulfuric acid; acetic acid; zinc(II) chloride; sodium nitrite at 0 - 5℃; for 2h; Stage #2: 6-Amino-1,3-dimethylbarbituric acid With sodium hydroxide In water at 0 - 5℃; for 0.333333h; pH=7; | 94% |
2,3-dihydroxybenzaldehyde
1-amino-2-naphthol-4-sulfonic acid
Conditions | Yield |
---|---|
Stage #1: 1-amino-2-naphthol-4-sulfonic acid With sodium hydroxide In ethanol for 0.166667h; Stage #2: 2,3-dihydroxybenzaldehyde In ethanol at 20℃; for 12h; | 91% |
Conditions | Yield |
---|---|
With pyridine for 6h; Reflux; | 91% |
Conditions | Yield |
---|---|
In ethanol at 20℃; for 24h; | 90% |
Conditions | Yield |
---|---|
Stage #1: p-toluidine With hydrogenchloride; sodium nitrite In water at 0 - 5℃; for 0.5h; Stage #2: 1-amino-2-naphthol-4-sulfonic acid In water at 20℃; for 0.5h; pH=6 - 6.5; | 90% |
Conditions | Yield |
---|---|
In tetrahydrofuran at -78 - 20℃; Inert atmosphere; | 88% |
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide at 150 - 160℃; for 20h; | 87% |
Conditions | Yield |
---|---|
With N,N-dimethyl acetamide; toluene-4-sulfonic acid for 0.05h; microwave irradiation; | 86% |
pyridine
1-amino-2-naphthol-4-sulfonic acid
2-hydroxynaphthalene-1-carbaldehyde
(C21NH12(O)2SO3)Ni(NC5H5)(1-)*K(1+)=KNi(C21NH12(O)2SO3)(C5H5N)
Conditions | Yield |
---|---|
In ethanol heating, stirring; elem. anal., thermal analysis; | 85% |
Conditions | Yield |
---|---|
Stage #1: 1-amino-2-naphthol-4-sulfonic acid With sodium hydroxide In ethanol for 0.166667h; Stage #2: 4-methyl-benzaldehyde In ethanol at 20℃; for 12h; | 85% |
Conditions | Yield |
---|---|
With pyridine for 25h; Heating; | 84% |
Conditions | Yield |
---|---|
With N,N-dimethyl acetamide for 0.05h; microwave irradiation; | 84% |
pyridine
1-amino-2-naphthol-4-sulfonic acid
2-hydroxynaphthalene-1-carbaldehyde
(C21NH12(O)2SO3)Zn(NC5H5)(1-)*K(1+)=KZn(C21NH12(O)2SO3)(C5H5N)
Conditions | Yield |
---|---|
In ethanol heating, stirring; elem. anal., thermal analysis; | 84% |
1-amino-2-naphthol-4-sulfonic acid
2-hydroxynaphthalene-1-carbaldehyde
(C21NH12(O)2SO3)Zn(H2O)(1-)*K(1+)*H2O=KZn(C21NH12(O)2SO3)*2H2O
Conditions | Yield |
---|---|
In ethanol heating, stirring; elem. anal., thermal analysis; | 84% |
1-amino-2-naphthol-4-sulfonic acid
3,4-dioxo-3,4-dihydro-naphthalene-1-sulfonic acid
Conditions | Yield |
---|---|
With recombinant CotA-laccase from Bacillus subtilis In aq. phosphate buffer at 37℃; pH=7; Kinetics; Enzymatic reaction; | 83% |
With nitric acid | |
With water; nitric acid at 25 - 30℃; Darst.; |
1,1,1-trimethoxybutane
1-amino-2-naphthol-4-sulfonic acid
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid for 6h; Heating; | 83% |
pyridine
1-amino-2-naphthol-4-sulfonic acid
cobalt(II) diacetate tetrahydrate
2-hydroxynaphthalene-1-carbaldehyde
(C21NH12(O)2SO3)Co(NC5H5)(1-)*K(1+)=KCo(C21NH12(O)2SO3)(C5H5N)
Conditions | Yield |
---|---|
In ethanol heating, stirring; elem. anal., thermal analysis; | 83% |
trimethyl orthovalerate
1-amino-2-naphthol-4-sulfonic acid
Conditions | Yield |
---|---|
With N,N-dimethyl acetamide; toluene-4-sulfonic acid for 0.025h; microwave irradiation; | 82% |
N,N’-(dimethylethylenediaminothiosemicarbazanato)-4-(methylthiosemicarbazanato)butane-2,3-diimine
1-amino-2-naphthol-4-sulfonic acid
C2H7N*C17H20N6O4S3
Conditions | Yield |
---|---|
In acetonitrile Reflux; Inert atmosphere; | 82% |
1,10-phenanthroline-5,6-dione
1-amino-2-naphthol-4-sulfonic acid
4-(6-oxo-[1,10]phenanthroline-5-ylideneamino)-3-hydroxynaphthalene-1-sulfonic acid
Conditions | Yield |
---|---|
In ethanol for 4h; Reflux; | 82% |
Conditions | Yield |
---|---|
In ethanol pH 8; ppt. filtration, washing, air drying; elem. anal.; | 81% |
Conditions | Yield |
---|---|
Stage #1: 2-amino-4-fluorobenzoyl fluoride With hydrogenchloride; sodium nitrite In water at 0 - 5℃; Stage #2: 1-amino-2-naphthol-4-sulfonic acid With sodium carbonate In water at 0 - 5℃; for 0.666667h; pH=7.5 - 8.5; | 81% |
Conditions | Yield |
---|---|
In ethanol pH 8; ppt. filtration, washing, air drying; elem. anal.; | 80% |
picoline
furfural
1-amino-2-naphthol-4-sulfonic acid
cobalt(II) diacetate tetrahydrate
Conditions | Yield |
---|---|
In ethanol pH 8; ppt. filtration, washing, air drying; elem. anal.; | 80% |
pyridine
1-amino-2-naphthol-4-sulfonic acid
cobalt(II) diacetate tetrahydrate
salicylaldehyde
(C17NH10(O)2SO3)Co(NC5H5)(1-)*K(1+)=K[Co(C17NH10(O)2SO3)(C5NH5)]
Conditions | Yield |
---|---|
In ethanol pH 8 to 9, reaction in hot suspension; elem. anal., thermal analysis; | 80% |
pyridine
1-amino-2-naphthol-4-sulfonic acid
2-hydroxynaphthalene-1-carbaldehyde
(C21NH12(O)2SO3)Cu(NC5H5)(1-)*K(1+)=KCu(C21NH12(O)2SO3)(C5H5N)
Conditions | Yield |
---|---|
In ethanol heating, stirring; elem. anal., thermal analysis; | 80% |
3-Methylpyridine
1-amino-2-naphthol-4-sulfonic acid
salicylaldehyde
(C17NH10(O)2SO3)Zn(NC5H4CH3)(1-)*K(1+)=K[Zn(C17NH10(O)2SO3)(C5NH4CH3)]
Conditions | Yield |
---|---|
In ethanol pH 8 to 9, reaction in hot suspension; elem. anal., thermal analysis; | 80% |
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