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
Cas:6259-66-1
Min.Order:1 Kilogram
FOB Price: $7.0 / 10.0
Type:Trading Company
inquiry1.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
Cas:6259-66-1
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry2,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
Cas:6259-66-1
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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
Cas:6259-66-1
Min.Order:1 Kilogram
Negotiable
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
Cas:6259-66-1
Min.Order:0
Negotiable
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:6259-66-1
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryJ&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
Cas:6259-66-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1.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.
Cas:6259-66-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryAnsciep 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
Cas:6259-66-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry2,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
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Cas:6259-66-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryGood Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
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
Cas:6259-66-1
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryUnited 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
Cas:6259-66-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryWisingChem 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
Cas:6259-66-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry1,3,6-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
Cas:6259-66-1
Min.Order:0
Negotiable
Type:Trading Company
inquirySupply top quality products with a reasonable price Application:api
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
Cas:6259-66-1
Min.Order:0
Negotiable
Type:Trading Company
inquiry2,NAPHTHOL-3,6,10-TRISULFONIC ACID
Cas:6259-66-1
Min.Order:0
Negotiable
Type:Trading Company
inquiry7-hydroxy-naphthalene-1,3,6-trisulfonic acid
Conditions | Yield |
---|---|
beim Trocknen; |
Conditions | Yield |
---|---|
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; |
7-hydroxy-naphthalene-1,3,6-trisulfonic acid
Conditions | Yield |
---|---|
at 140 - 160℃; | |
at 140 - 160℃; |
7-hydroxy-naphthalene-1,3,6-trisulfonic acid
Conditions | Yield |
---|---|
With sulfuric acid at 175℃; |
7-hydroxy-naphthalene-1,3,6-trisulfonic acid
Conditions | Yield |
---|---|
With sulfuric acid at 175℃; |
Conditions | Yield |
---|---|
beim Aufbewahren; |
7-ethoxycarbonyloxy-naphthalene-1,3,6-trisulfonyl chloride
7-hydroxy-naphthalene-1,3,6-trisulfonic acid
7-ethoxycarbonyloxy-naphthalene-1,3,6-trisulfonyl chloride
7-hydroxy-naphthalene-1,3,6-trisulfonic acid
Conditions | Yield |
---|---|
With sodium hydroxide |
7-hydroxy-naphthalene-1,3,6-trisulfonic acid
7-aminonaphthalene-1,3,6-trisulfonic acid
Conditions | Yield |
---|---|
With ammonia |
7-hydroxy-naphthalene-1,3,6-trisulfonic acid
4,6,7-trihydroxy-naphthalene-2-sulfonic acid
Conditions | Yield |
---|---|
With alkali durch Verschmelzen; | |
With alkali durch Verschmelzen; |
7-hydroxy-naphthalene-1,3,6-trisulfonic acid
A
6,7-dihydroxy-naphthalene-1,3-disulfonic acid
B
3,5-dihydroxynaphthalene 2,7-disulfonic acid
Conditions | Yield |
---|---|
durch die Natronschmelze; |
7-hydroxy-naphthalene-1,3,6-trisulfonic acid
Conditions | Yield |
---|---|
With chlorosulfonic acid at 130℃; |
7-hydroxy-naphthalene-1,3,6-trisulfonic acid
8-amino-7-hydroxy-naphthalene-1,3,6-trisulfonic acid
Conditions | Yield |
---|---|
durch Reduktion von Azoderivaten; |
Conditions | Yield |
---|---|
With sodium amalgam |
Conditions | Yield |
---|---|
With potassium hydroxide |
7-hydroxy-naphthalene-1,3,6-trisulfonic acid
Conditions | Yield |
---|---|
setzt man die Natronschmelze laenger fort; |
7-hydroxy-naphthalene-1,3,6-trisulfonic acid
A
3,5-dihydroxynaphthalene 2,7-disulfonic acid
Conditions | Yield |
---|---|
bei der Natronschmelze; | |
durch die Natronschmelze; |
Conditions | Yield |
---|---|
at 130℃; |
7-hydroxy-naphthalene-1,3,6-trisulfonic acid
2,3,5-trihydroxynaphthalene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: alkali / durch Verschmelzen View Scheme |
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