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Hebei Sankai Chemical Technology Co., Ltd

1. Product advantages ♦ High purity, all above 98.5%, no impurities after the dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available &diam

2,NAPHTHOL-3,6,8-TRISULFONIC ACID cas6259-66-1

Cas:6259-66-1

Min.Order:1 Kilogram

FOB Price: $7.0 / 10.0

Type:Trading Company

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

1,3,6-Naphthalenetrisulfonicacid, 7-hydroxy-

Cas:6259-66-1

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

2,NAPHTHOL-3,6,8-TRISULFONIC ACID CAS:6259-66-1 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

2,NAPHTHOL-3,6,8-TRISULFONIC ACID CAS:6259-66-1

Cas:6259-66-1

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

1,3,6-Naphthalenetrisulfonicacid, 7-hydroxy-

Cas:6259-66-1

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

1,3,6-Naphthalenetrisulfonicacid, 7-hydroxy-

Cas:6259-66-1

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

1,3,6-Naphthalenetrisulfonicacid, 7-hydroxy-

Cas:6259-66-1

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

Hangzhou J&H Chemical Co., Ltd.

J&H CHEM is one of China's leading providers of integrated fine chemical services including offering, research and development, Custom manufacturing business, as well as other Value-added customer services, for diversified range products of chemicals

2,NAPHTHOL-3,6,8-TRISULFONIC ACID

Cas:6259-66-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.

1,3,6-Naphthalenetrisulfonicacid, 7-hydroxy-

Cas:6259-66-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xian Changyue Biological Technology Co., Ltd.

best seller Application:API

2,NAPHTHOL-3,6,8-TRISULFONIC ACID

Cas:6259-66-1

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Antimex Chemical Limied

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

1,3,6-Naphthalenetrisulfonicacid, 7-hydroxy-

Cas:6259-66-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

DB BIOTECH CO., LTD

best seller Application:API

2,NAPHTHOL-3,6,8-TRISULFONIC ACID

Cas:6259-66-1

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

2,NAPHTHOL-3,6,8-TRISULFONIC ACIDAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

2,NAPHTHOL-3,6,8-TRISULFONIC ACID

Cas:6259-66-1

Min.Order:0

Negotiable

Type:Other

inquiry

Henan Kanbei Chemical Co.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

2,NAPHTHOL-3,6,8-TRISULFONIC ACID

Cas:6259-66-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Chinqesen Biotechnology Co., Ltd.

Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen

6259-66-1

Cas:6259-66-1

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hebei Muhuang Technology Co., Ltd

best seller Application:API

2,NAPHTHOL-3,6,8-TRISULFONIC ACID

Cas:6259-66-1

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Changzhou Extraordinary Pharmatech co.,LTD

Changzhou Extraordinary Pharmatech co., LTD. As a leading chemical manufacturer and supplier in China.DAS authentication is passed.We can provide the popular precursor chemicals, we have our own strong R & D team, have our own laboratories and fa

3,6-NAPHTHALENETRISULFONICACID, 7-HYDROXY-

Cas:6259-66-1

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai united Scientific Co.,Ltd.

United 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

1,3,6-Naphthalenetrisulfonicacid, 7-hydroxy-

Cas:6259-66-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wising Chem Co., Ltd

WisingChem not only supply popular chemicals, but also R&D center offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. we could

2-Hydroxy-3,6,8-naphthalenetrisulfonicacid

Cas:6259-66-1

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Nanjing Raymon Biotech Co., Ltd.

1,3,6-Naphthalenetrisulfonicacid, 7-hydroxy-Appearance: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

1,3,6-Naphthalenetrisulfonicacid, 7-hydroxy-

Cas:6259-66-1

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hebei Ruishun Trade Co.,Ltd

Supply top quality products with a reasonable price Application:api

6259-66-1

Cas:6259-66-1

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Chemical Co.Ltd

1,3,6-Naphthalenetrisulfonicacid, 7-hydroxy-Appearance:Off white to slight yellow solid Storage:Stored in shaded, cool and dry places Package:1L 5L 10L 25L bottle Application:pharma intermediate Transportation:Handle with cares to avoid damaging the

1,3,6-Naphthalenetrisulfonicacid, 7-hydroxy-

Cas:6259-66-1

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Metropolitan Eximchem Ltd.

2,NAPHTHOL-3,6,10-TRISULFONIC ACID

1,3,6-Naphthalenetrisulfonicacid, 7-hydroxy-

Cas:6259-66-1

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

7-ethoxycarbonyloxy-naphthalene-1,3,6-trisulfonic acid ; potassium salt

7-ethoxycarbonyloxy-naphthalene-1,3,6-trisulfonic acid ; potassium salt

7-hydroxy-naphthalene-1,3,6-trisulfonic acid
6259-66-1

7-hydroxy-naphthalene-1,3,6-trisulfonic acid

Conditions
ConditionsYield
beim Trocknen;
β-naphthol
135-19-3

β-naphthol

7-hydroxy-naphthalene-1,3,6-trisulfonic acid
6259-66-1

7-hydroxy-naphthalene-1,3,6-trisulfonic acid

Conditions
ConditionsYield
With sulfuric acid at 70 - 80℃; man gibt noch H2SO4 hinzu und erhitzt laengere Zeit auf 120grad; endlich fuegt man rauchende Schwefelsaeure (mit 40prozent SO3) hinzu und erwaermt laengere Zeit auf 150grad;
With sulfuric acid; sulfur trioxide at 140 - 160℃; das Reaktionsprodukts verarbeitet man dann in der ueblichen Weise auf das Natriumsalz;
With sulfuric acid at 70 - 80℃; man gibt noch H2SO4 hinzu und erhitzt laengere Zeit auf 120grad; endlich fuegt man rauchende Schwefelsaeure (mit 40prozent SO3) hinzu und erwaermt laengere Zeit auf 150grad;
With sulfuric acid; sulfur trioxide at 140 - 160℃; das Reaktionsprodukts verarbeitet man dann in der ueblichen Weise auf das Natriumsalz;
2,2-dioxo-2λ6-naphth[2,3-c][1,2]oxathiete-5,7-disulfonic acid

2,2-dioxo-2λ6-naphth[2,3-c][1,2]oxathiete-5,7-disulfonic acid

diluted NaOH-solution

diluted NaOH-solution

7-hydroxy-naphthalene-1,3,6-trisulfonic acid
6259-66-1

7-hydroxy-naphthalene-1,3,6-trisulfonic acid

sulfuric acid
7664-93-9

sulfuric acid

β-naphthol
135-19-3

β-naphthol

7-hydroxy-naphthalene-1,3,6-trisulfonic acid
6259-66-1

7-hydroxy-naphthalene-1,3,6-trisulfonic acid

Conditions
ConditionsYield
at 140 - 160℃;
at 140 - 160℃;
3-hydroxy-naphthalene-disulfonic acid-(2.7)

3-hydroxy-naphthalene-disulfonic acid-(2.7)

7-hydroxy-naphthalene-1,3,6-trisulfonic acid
6259-66-1

7-hydroxy-naphthalene-1,3,6-trisulfonic acid

Conditions
ConditionsYield
With sulfuric acid at 175℃;
7-hydroxy-naphthalene-disulfonic acid-(1.3)

7-hydroxy-naphthalene-disulfonic acid-(1.3)

7-hydroxy-naphthalene-1,3,6-trisulfonic acid
6259-66-1

7-hydroxy-naphthalene-1,3,6-trisulfonic acid

Conditions
ConditionsYield
With sulfuric acid at 175℃;
water
7732-18-5

water

7-ethoxycarbonyloxy-naphthalene-1,3,6-trisulfonic acid ; potassium salt

7-ethoxycarbonyloxy-naphthalene-1,3,6-trisulfonic acid ; potassium salt

7-hydroxy-naphthalene-1,3,6-trisulfonic acid
6259-66-1

7-hydroxy-naphthalene-1,3,6-trisulfonic acid

Conditions
ConditionsYield
beim Aufbewahren;
7-ethoxycarbonyloxy-naphthalene-1,3,6-trisulfonyl chloride
856210-17-8

7-ethoxycarbonyloxy-naphthalene-1,3,6-trisulfonyl chloride

alcoholic alkaline solution

alcoholic alkaline solution

7-hydroxy-naphthalene-1,3,6-trisulfonic acid
6259-66-1

7-hydroxy-naphthalene-1,3,6-trisulfonic acid

7-ethoxycarbonyloxy-naphthalene-1,3,6-trisulfonyl chloride
856210-17-8

7-ethoxycarbonyloxy-naphthalene-1,3,6-trisulfonyl chloride

aqueous alkaline solution

aqueous alkaline solution

7-hydroxy-naphthalene-1,3,6-trisulfonic acid
6259-66-1

7-hydroxy-naphthalene-1,3,6-trisulfonic acid

chloroform
67-66-3

chloroform

7-hydroxy-naphthalene-1,3,6-trisulfonic acid
6259-66-1

7-hydroxy-naphthalene-1,3,6-trisulfonic acid

8-formyl-7-hydroxy-naphthalene-1,3,6-trisulfonic acid

8-formyl-7-hydroxy-naphthalene-1,3,6-trisulfonic acid

Conditions
ConditionsYield
With sodium hydroxide
7-hydroxy-naphthalene-1,3,6-trisulfonic acid
6259-66-1

7-hydroxy-naphthalene-1,3,6-trisulfonic acid

7-aminonaphthalene-1,3,6-trisulfonic acid
118-03-6

7-aminonaphthalene-1,3,6-trisulfonic acid

Conditions
ConditionsYield
With ammonia
7-hydroxy-naphthalene-1,3,6-trisulfonic acid
6259-66-1

7-hydroxy-naphthalene-1,3,6-trisulfonic acid

4,6,7-trihydroxy-naphthalene-2-sulfonic acid
6357-98-8

4,6,7-trihydroxy-naphthalene-2-sulfonic acid

Conditions
ConditionsYield
With alkali durch Verschmelzen;
With alkali durch Verschmelzen;
7-hydroxy-naphthalene-1,3,6-trisulfonic acid
6259-66-1

7-hydroxy-naphthalene-1,3,6-trisulfonic acid

A

6,7-dihydroxy-naphthalene-1,3-disulfonic acid
149141-96-8

6,7-dihydroxy-naphthalene-1,3-disulfonic acid

B

3,5-dihydroxynaphthalene 2,7-disulfonic acid
81344-22-1

3,5-dihydroxynaphthalene 2,7-disulfonic acid

Conditions
ConditionsYield
durch die Natronschmelze;
7-hydroxy-naphthalene-1,3,6-trisulfonic acid
6259-66-1

7-hydroxy-naphthalene-1,3,6-trisulfonic acid

7-hydroxy-naphthalene-1,3,6-trisulfonyl chloride

7-hydroxy-naphthalene-1,3,6-trisulfonyl chloride

Conditions
ConditionsYield
With chlorosulfonic acid at 130℃;
7-hydroxy-naphthalene-1,3,6-trisulfonic acid
6259-66-1

7-hydroxy-naphthalene-1,3,6-trisulfonic acid

8-amino-7-hydroxy-naphthalene-1,3,6-trisulfonic acid
88246-96-2

8-amino-7-hydroxy-naphthalene-1,3,6-trisulfonic acid

Conditions
ConditionsYield
durch Reduktion von Azoderivaten;
7-hydroxy-naphthalene-1,3,6-trisulfonic acid
6259-66-1

7-hydroxy-naphthalene-1,3,6-trisulfonic acid

2-naphthol-3,6-disulphonic acid
148-75-4

2-naphthol-3,6-disulphonic acid

Conditions
ConditionsYield
With sodium amalgam
7-hydroxy-naphthalene-1,3,6-trisulfonic acid
6259-66-1

7-hydroxy-naphthalene-1,3,6-trisulfonic acid

chloroformic acid ethyl ester
541-41-3

chloroformic acid ethyl ester

7-ethoxycarbonyloxy-naphthalene-1,3,6-trisulfonic acid ; potassium salt

7-ethoxycarbonyloxy-naphthalene-1,3,6-trisulfonic acid ; potassium salt

Conditions
ConditionsYield
With potassium hydroxide
7-hydroxy-naphthalene-1,3,6-trisulfonic acid
6259-66-1

7-hydroxy-naphthalene-1,3,6-trisulfonic acid

1.6.7-trioxy-naphthalene-sulfonic acid-(3)

1.6.7-trioxy-naphthalene-sulfonic acid-(3)

Conditions
ConditionsYield
setzt man die Natronschmelze laenger fort;
7-hydroxy-naphthalene-1,3,6-trisulfonic acid
6259-66-1

7-hydroxy-naphthalene-1,3,6-trisulfonic acid

ammonia
7664-41-7

ammonia

7-aminonaphthalene-1,3,6-trisulfonic acid
118-03-6

7-aminonaphthalene-1,3,6-trisulfonic acid

7-hydroxy-naphthalene-1,3,6-trisulfonic acid
6259-66-1

7-hydroxy-naphthalene-1,3,6-trisulfonic acid

A

3,5-dihydroxynaphthalene 2,7-disulfonic acid
81344-22-1

3,5-dihydroxynaphthalene 2,7-disulfonic acid

B

2.3-dioxy-naphthalene-disulfonic acid-(5.7)(?)

2.3-dioxy-naphthalene-disulfonic acid-(5.7)(?)

Conditions
ConditionsYield
bei der Natronschmelze;
durch die Natronschmelze;
chlorosulfonic acid
7790-94-5

chlorosulfonic acid

7-hydroxy-naphthalene-1,3,6-trisulfonic acid
6259-66-1

7-hydroxy-naphthalene-1,3,6-trisulfonic acid

7-hydroxy-naphthalene-1,3,6-trisulfonyl chloride

7-hydroxy-naphthalene-1,3,6-trisulfonyl chloride

Conditions
ConditionsYield
at 130℃;
7-hydroxy-naphthalene-1,3,6-trisulfonic acid
6259-66-1

7-hydroxy-naphthalene-1,3,6-trisulfonic acid

sodium amalgam

sodium amalgam

2-naphthol-3,6-disulphonic acid
148-75-4

2-naphthol-3,6-disulphonic acid

7-hydroxy-naphthalene-1,3,6-trisulfonic acid
6259-66-1

7-hydroxy-naphthalene-1,3,6-trisulfonic acid

2,3,5-trihydroxynaphthalene
26628-39-7

2,3,5-trihydroxynaphthalene

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: alkali / durch Verschmelzen
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