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Ality Chemical Corporation

The 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

Factory Supply 6-aminonaphthalene-1,3-disulphonic acid

Cas:118-33-2

Min.Order:1

Negotiable

Type:Other

inquiry

Xi'an Xszo Chem Co., Ltd.

1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s

Large Stock 99.0% 6-aminonaphthalene-1,3-disulphonic acid 118-33-2 Producer

Cas:118-33-2

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

inquiry

Dayang Chem (Hangzhou) Co.,Ltd.

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

2-Naphthylamine-5,7-disulfonic acid

Cas:118-33-2

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Chemwill Asia Co., Ltd.

Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block

6-Amino-1,3-naphthalenedisulfonic acid

Cas:118-33-2

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Henan Tianfu Chemical Co., Ltd.

TIANFUCHEM--118-33-2--2-Naphthylamine-5,7-disulfonic acid in stock Our company was built in 2009 with an ISO certificate.In the past 10 years, we have grown up as a famous fine chemicals supplier in China And we had established stable busi

TIANFUCHEM--118-33-2--2-Naphthylamine-5,7-disulfonic acid in stock

Cas:118-33-2

Min.Order:1 Metric Ton

FOB Price: $2000.0

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

Our 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

2-Naphthylamine-5,7-disulfonic acid CAS 118-33-2

Cas:118-33-2

Min.Order:1 Kilogram

FOB Price: $1.0 / 10.0

Type:Trading Company

inquiry

Zhuozhou Wenxi import and Export Co., Ltd

WITH 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

Pharmaceutical Grade CAS 118-33-2 with competitive price

Cas:118-33-2

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Hangzhou Sartort Biopharma Co., Ltd

Appearance:White crystalline powder Storage:Room temperature Package:25kg/Barrel Application:Intermediates of Dyes and Pigments Transportation:Express/Sea/Air Port:Any port in China

high quality 2-Naphthylamine-5,7-disulfonic acid;6-amino-1,3-naphthalenedisulfonic;

Cas:118-33-2

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Upbio Tech Co.,Ltd

1.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

2-Naphthylamine-5,7-disulfonic acid

Cas:118-33-2

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Leader Biochemical Group

About Product Details Items Specifications Test Results Appearance White to white crystalline powde

China factory Supply High Quality 2-Naphthylamine-5,7-disulfonic acid CAS 118-33-2

Cas:118-33-2

Min.Order:1 Kilogram

FOB Price: $1.0 / 2.0

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

2-Naphthylamine-5,7-disulfonic acid CAS:118-33-2 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 qualit

2-Naphthylamine-5,7-disulfonic acid CAS:118-33-2

Cas:118-33-2

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shandong Hanjiang Chemical Co., Ltd.

Hello, 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

2-Naphthylamine-5,7-disulfonic acid

Cas:118-33-2

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

Henan 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

2-Naphthylamine-5,7-disulfonic acid

Cas:118-33-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xiamen Hisunny Chemical Co.,Ltd

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

2-Aminonaphthalene-5,7-Disulfonic Acid

Cas:118-33-2

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Triumph International Development Limilted

Appearance:off-white to white solid Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for Synthesis API and Research Transportation:As customer request Port:Qingda

2-Naphthylamine-5,7-disulfonic acid 118-33-2

Cas:118-33-2

Min.Order:1 Kilogram

FOB Price: $10.0

Type:Lab/Research institutions

inquiry

Hangzhou Keyingchem Co.,Ltd

Hangzhou 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

2-Naphthylamine-5,7-disulfonic acid

Cas:118-33-2

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou J&H Chemical Co., Ltd.

J&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

2-Naphthylamine-5,7-disulfonic acid

Cas:118-33-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

Zibo 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

2-Naphthylamine-5,7-disulfonic acid

Cas:118-33-2

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

Xiamen Jenny Chemical Technology Co., Ltd.

GMP 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,

2-Naphthylamine-5,7-disulfonicacid

Cas:118-33-2

Min.Order:1 Milligram

Negotiable

Type:Trading Company

inquiry

EAST CHEMSOURCES LIMITED

factory?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

2-Naphthylamine-5,7-disulfonic acid CAS NO.118-33-2

Cas:118-33-2

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

Siwei Development Group Ltd.

Product name: Wool Whitener WG CAS No.: 118-33-2 Molecule Formula:C10H9NO6S2 Molecule Weight:303.31 Purity: 99.0% Package: 25kg/drum Description:Light yellow powder Manufacture Standards:Enterprise Standard TESTING

Lower Price Wool Whitener WG

Cas:118-33-2

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Shandong Mopai Biotechnology Co., LTD

Shandong 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

2-Naphthylamine-5,7-disulfonic acid CAS NO.118-33-2

Cas:118-33-2

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

KAISA GROUP INC

1.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

2-Naphthylamine-5,7-disulfonic acid CAS NO.118-33-2

Cas:118-33-2

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea

2-Aminonaphthalene-5,7-disulfonic acid

Cas:118-33-2

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Bluecrystal chem-union

We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp

2-Naphthylamine-5,7-disulfonic acid CAS NO.118-33-2

Cas:118-33-2

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Hebei Mojin Biotechnology Co.,Ltd

We produce carbomer by our own factory,carbomer 940 is our best seller.It is used for cosmetic and medical.And we also become agent for lubrizol.Our carbomer 940 get high viscosity and good transparency.The price will depond on the market,surely supp

2-Naphthylamine-5,7-disulfonic acid

Cas:118-33-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Win-Win chemical Co.Ltd

Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

2-Aminonaphthalene-5,7-disulfonic acid cas no. 118-33-2 98%

Cas:118-33-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Kono Chem Co.,Ltd

high 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

6-aminonaphthalene-1,3-disulphonic acid

Cas:118-33-2

Min.Order:0

Negotiable

Type:Other

inquiry

GIHI CHEMICALS CO.,LIMITED

high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,Pharmaceutical intermediates Transportation:air,sea,courier

2-Aminonaphthalene-5,7-disulfonic acid

Cas:118-33-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Aecochem Corp.

Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS

2-Aminonaphthalene-5,7-Disulfonic Acid

Cas:118-33-2

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Synthetic route

6-aminonaphthalene-1-sulfonic acid
81-05-0

6-aminonaphthalene-1-sulfonic acid

A

6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

B

2-amino-1,5-naphthalenedisulfonic acid
117-62-4

2-amino-1,5-naphthalenedisulfonic acid

Conditions
ConditionsYield
With sulfuric acid at 20℃;
With sulfuric acid
2-Aminonaphthalene-1,5,7-trisulfonic acid
55524-84-0

2-Aminonaphthalene-1,5,7-trisulfonic acid

6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

Conditions
ConditionsYield
With mineral acid
sulfuric acid
7664-93-9

sulfuric acid

7-aminonaphthalene-2-sulfonic acid
494-44-0

7-aminonaphthalene-2-sulfonic acid

A

6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

B

6-amino-1,4-naphthalene disulfonic acid
78887-55-5

6-amino-1,4-naphthalene disulfonic acid

C

2-Aminonaphthalene-1,7-disulfonic acid
46968-48-3

2-Aminonaphthalene-1,7-disulfonic acid

naphthalen-2-ylamine
91-59-8

naphthalen-2-ylamine

oleum

oleum

A

6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

B

2-aminonaphthalene-6,8-disulfonate
86-65-7

2-aminonaphthalene-6,8-disulfonate

Conditions
ConditionsYield
at 50 - 85℃; Eingiessen in Eiswasser, Filtrieren und Erhitzen des Filtrats zum Sieden;
Giessen in Eiswasser;
7-aminonaphthalene-2-sulfonic acid
494-44-0

7-aminonaphthalene-2-sulfonic acid

A

6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

B

naphthylamine-(2)-disulfonic acid-(1.7); naphthylamine-(2)-disulfonic acid-(4.7)

naphthylamine-(2)-disulfonic acid-(1.7); naphthylamine-(2)-disulfonic acid-(4.7)

Conditions
ConditionsYield
With sulfuric acid
2-Aminonaphthalene-1,5,7-trisulfonic acid
55524-84-0

2-Aminonaphthalene-1,5,7-trisulfonic acid

diluted mineral acid

diluted mineral acid

6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

sulfuric acid
7664-93-9

sulfuric acid

6-aminonaphthalene-1-sulfonic acid
81-05-0

6-aminonaphthalene-1-sulfonic acid

A

6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

B

2-amino-1,5-naphthalenedisulfonic acid
117-62-4

2-amino-1,5-naphthalenedisulfonic acid

2-aminonaphthalenesulfonic acid
81-16-3

2-aminonaphthalenesulfonic acid

A

6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

B

2-aminonaphthalene-6,8-disulfonate
86-65-7

2-aminonaphthalene-6,8-disulfonate

Conditions
ConditionsYield
With sulfuric acid; sulfur trioxide In waterA n/a
B 9.5 %.
6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

sodium 6-iodonaphthalene-1,3-disulfonate

sodium 6-iodonaphthalene-1,3-disulfonate

Conditions
ConditionsYield
Stage #1: 6-amino-naphthalene-1,3-disulfonic acid With hydrogenchloride; sodium nitrite In water at 0 - 5℃;
Stage #2: With hydrogenchloride; sodium iodide In water at 0 - 50℃;
33%
phosgene
75-44-5

phosgene

6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

6,6'-ureylene-bis-naphthalene-1,3-disulfonic acid
104954-42-9

6,6'-ureylene-bis-naphthalene-1,3-disulfonic acid

Conditions
ConditionsYield
With sodium carbonate
p-nitrobenzenediazonium
14368-49-1

p-nitrobenzenediazonium

6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

2-(4-aminophenyl)-2H-naphtho[1,2-d][1,2,3]triazole-6,8-disulfonic acid
63251-40-1

2-(4-aminophenyl)-2H-naphtho[1,2-d][1,2,3]triazole-6,8-disulfonic acid

4-diazobenzenesulfonic acid
305-80-6

4-diazobenzenesulfonic acid

6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

5,6-diamino-naphthalene-1,3-disulfonic acid
73692-57-6

5,6-diamino-naphthalene-1,3-disulfonic acid

Conditions
ConditionsYield
Reduktion der entstandenen Azoverbindung mit Zinnchloruer und Salzsaeure;
Diphenyl-4,4'-bis-diazonium
5957-03-9

Diphenyl-4,4'-bis-diazonium

6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

2H,2'H-2,2'-biphenyl-4,4'-diyl-bis-naphtho[1,2-d][1,2,3]triazole-6,8-disulfonic acid
121499-90-9

2H,2'H-2,2'-biphenyl-4,4'-diyl-bis-naphtho[1,2-d][1,2,3]triazole-6,8-disulfonic acid

6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

6-hydroxy-naphthalene-1,3-disulfonic acid
575-05-3

6-hydroxy-naphthalene-1,3-disulfonic acid

6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

7-aminonaphthalene-2-sulfonic acid
494-44-0

7-aminonaphthalene-2-sulfonic acid

Conditions
ConditionsYield
With sodium amalgam
6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

1-hydroxy-6-amino-3-naphthalenesulfonic acid
87-02-5

1-hydroxy-6-amino-3-naphthalenesulfonic acid

Conditions
ConditionsYield
durch Alkalischmelze;
With alkali at 180℃;
6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

naphthalene-1,3-disulfonic acid
6094-26-4

naphthalene-1,3-disulfonic acid

Conditions
ConditionsYield
durch Austausch von NH2 gegen Wasserstoff;
6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

2-Aminonaphthalene-1,5,7-trisulfonic acid
55524-84-0

2-Aminonaphthalene-1,5,7-trisulfonic acid

Conditions
ConditionsYield
With sulfuric acid
6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

6-chloro-naphthalene-1,3-disulfonic acid
102879-08-3

6-chloro-naphthalene-1,3-disulfonic acid

Conditions
ConditionsYield
durch Ersatz von NH2 durch Cl nach dem SANDMEYERschen Verfahren;
6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

aniline
62-53-3

aniline

2-phenylamino-5-hydroxynaphthalene-7-sulphonic acid
119-40-4

2-phenylamino-5-hydroxynaphthalene-7-sulphonic acid

Conditions
ConditionsYield
With aniline hydrochloride man macht mit Soda alkalisch, dampft ein und erhitzt mit Kalilauge auf 210-220grad;
6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

p-toluenesulfonyl chloride
98-59-9

p-toluenesulfonyl chloride

6-(toluene-4-sulfonylamino)-naphthalene-1,3-disulfonic acid

6-(toluene-4-sulfonylamino)-naphthalene-1,3-disulfonic acid

Conditions
ConditionsYield
With sodium acetate
Diphenyl-4,4'-bis-diazonium
5957-03-9

Diphenyl-4,4'-bis-diazonium

6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

Bronner acid
93-00-5

Bronner acid

2-[4'-(7-sulfo-naphtho[1,2-d][1,2,3]triazol-2-yl)-biphenyl-4-yl]-2H-naphtho[1,2-d][1,2,3]triazole-6,8-disulfonic acid

2-[4'-(7-sulfo-naphtho[1,2-d][1,2,3]triazol-2-yl)-biphenyl-4-yl]-2H-naphtho[1,2-d][1,2,3]triazole-6,8-disulfonic acid

6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

p-acetylaminobenzenesulfonyl chloride
121-60-8

p-acetylaminobenzenesulfonyl chloride

6-sulfanilylamino-naphthalene-1,3-disulfonic acid

6-sulfanilylamino-naphthalene-1,3-disulfonic acid

Conditions
ConditionsYield
With sodium hydroxide Erwaermen des Reaktionsprodukts mit wss. Salzsaeure;
6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

m-nitrobenzoic acid chloride
121-90-4

m-nitrobenzoic acid chloride

6-(3-nitro-benzoylamino)-naphthalene-1,3-disulfonic acid
157872-01-0

6-(3-nitro-benzoylamino)-naphthalene-1,3-disulfonic acid

Conditions
ConditionsYield
With alkali
6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

diazotized 4'-chloro-biphenyl-4-ylamine

diazotized 4'-chloro-biphenyl-4-ylamine

2-(4'-chloro-biphenyl-4-yl)-2H-naphtho[1,2-d][1,2,3]triazole-6,8-disulfonic acid

2-(4'-chloro-biphenyl-4-yl)-2H-naphtho[1,2-d][1,2,3]triazole-6,8-disulfonic acid

Conditions
ConditionsYield
With pyridine und anschliessenden Erwaermen mit wss.CuSO4;
6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

diazotized 2-<3-amino-phenyl>--disulfonic acid-(5',7')

diazotized 2-<3-amino-phenyl>--disulfonic acid-(5',7')

6-hydroxy-2-[3-(6-hydroxy-8-sulfo-1(3)H-naphth[1,2-d]imidazol-2-yl)-phenyl]-2H-naphtho[1,2-d][1,2,3]triazole-8-sulfonic acid

6-hydroxy-2-[3-(6-hydroxy-8-sulfo-1(3)H-naphth[1,2-d]imidazol-2-yl)-phenyl]-2H-naphtho[1,2-d][1,2,3]triazole-8-sulfonic acid

Conditions
ConditionsYield
und oxydiert die Azoverbindung und verschmilzt die erhaltene Tetrasulfonsaeure mit Alkali;
6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

diazotized 2-<4-amino-phenyl>-2H-naphtho<1,2-d><1,2,3>triazole-6,8-disulfonic acid

diazotized 2-<4-amino-phenyl>-2H-naphtho<1,2-d><1,2,3>triazole-6,8-disulfonic acid

2H,2'H-2,2'-p-phenylene-bis-naphtho[1,2-d][1,2,3]triazole-6,8-disulfonic acid

2H,2'H-2,2'-p-phenylene-bis-naphtho[1,2-d][1,2,3]triazole-6,8-disulfonic acid

Conditions
ConditionsYield
und anschliessenden Erhitzen mit wss. NaClO;
6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

sodium amalgam

sodium amalgam

7-aminonaphthalene-2-sulfonic acid
494-44-0

7-aminonaphthalene-2-sulfonic acid

6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

alkali

alkali

1-hydroxy-6-amino-3-naphthalenesulfonic acid
87-02-5

1-hydroxy-6-amino-3-naphthalenesulfonic acid

Conditions
ConditionsYield
at 160 - 180℃;
phosgene
75-44-5

phosgene

6-amino-naphthalene-1,3-disulfonic acid
118-33-2

6-amino-naphthalene-1,3-disulfonic acid

natrium carbonate

natrium carbonate

6,6'-ureylene-bis-naphthalene-1,3-disulfonic acid
104954-42-9

6,6'-ureylene-bis-naphthalene-1,3-disulfonic acid

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