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6-Amino-4-hydroxynaphthalene-2-sulfonic acid

BGC Id:440543752420
CAS No:90-51-7
Synonyms:yacid ; galmarine(silymarine soluble) ; 7-amino-1-naphthol-3-sulfonicaci ; 2-amino-8-napthol-6-sulfonic acid ; gamma acid ; 2-amino-8-naphthol-6-sulfonic acid ; c.i.developer3 ; 6-amino-4-naphthol-2-sulfonic acid ; aminonaphtholsulfonicacidgamma ; 7-amino-1-naphthol-3-sulfonic acid
Molecular Formula:C10H9NO4S
Molecular Weight:239.25
EINECS:202-000-8
Structural Formula

Verified providers in 2025

The following 5 notable providers have been checked and can be recommended.
Chemical-Suppliers
BLD Pharmatech
Smile code: OC1=CC(S(=O)(O)=O)=CC2=CC=C(N)C=C12 MDL Number: MFCD00003973 Purity : 97% (HPLC)(T)(contains <10%H2O) Available in stock: 23710 g

Chemical-Suppliers
Leap Chem
Molecular Formula: C10H9NO4S Molecular Weight: 239.25 Hazard Symbols: C UN Number: UN 2585 8/PG 3 WGKGermany: 1

The last intensive check and update was carried out on 2025/05/30.

Identify

Synonyms:
yacid ; galmarine(silymarine soluble) ; 7-amino-1-naphthol-3-sulfonicaci ; 2-amino-8-napthol-6-sulfonic acid ; gamma acid ; 2-amino-8-naphthol-6-sulfonic acid ; c.i.developer3 ; 6-amino-4-naphthol-2-sulfonic acid ; aminonaphtholsulfonicacidgamma ; 7-amino-1-naphthol-3-sulfonic acid
CAS:
90-51-7
EINECS:
202-000-8
Molecular Formula:
C10H9NO4S
MDL:
MFCD00003973
SMILES:
C1=CC(=C(C=C1S(=O)(=O)O)N)N

Properties

Molecular Weight:
239.25 g·mol−1
download Download Molfile for :
6-Amino-​4-​hydroxy-2-naphthalenesulfonic Acid

Suppliers

Xingrui Industry Co., Limited

会社のタイプ: Leading producer
Xingrui Industry CO., LTD. is a professional manufacturing enterprise integrating R&D, production and sales. 我々は2,5-di-tert-Butylhydroquinoneのサプライヤーです。 The products involved fine chemicals, pharmaceutical intermediates, dye intermediates, cosmetic raw materials and so on. The company is ranked among the outstanding producers in the fine chemical industry. Xingrui Industry always strive to be the most reliable partner of our customers, and strive to build a customer-trusted, socially respected, world-class fine chemi ...
カントリー: P.R.China   電話: +86-531-88980365   ファックス: +86-531-88980365

Lori Industry Co., Ltd

会社のタイプ: Bulk chemical producer
カントリー: P.R.China
電話: +86-13011713125
ファックス: +86-13011713125
Lori industry Co., Ltd was established in 2002 years. It is a large-scale manufacturer integrating R&D, produce and sales. Our products mainly cover fine chemicals, organic intermediates, biological buffers, agricultural fertilizers and other chemicals . Lori Industry Co., LtdもPaclobutrazolを提供しています。 Among them, the sales proportion of organic chemicals and agricultural fertilizers is at the forefront of the domestic market. From 2013 to 2022 years, through cooperation with foreign trade companies, customers visitation, ...

BLD Pharmatech Ltd

Founded in 2014 and headquartered in Shanghai, China, BLD Pharmatech Ltd. with more than 600,000 items, scale up manufacture and custom services is a leading manufacturer and supplier of diversified research chemicals in the industry. 我々は6-Bromo-3-fluoroimidazo[1,2-a]pyridineの販売人である。 Our considerable stock of a wide range of laboratory chemicals, from heterocycles, boron acids, amino acids, metal catalysts to chiral compounds, is ready for worldwide shipping. The ISO certifications and DUNS registration are our testimonie ...
会社のタイプ: Supplier
カントリー: P.R.China
電話: +86-21-61629022
ファックス: +86-21-50201702

Leap Chem Co., Ltd

会社のタイプ: Bulk and laboratory supplier
LEAPChem, a specialized fine chemicals supplier for research, development and production. LEAPChem provides nearly 50,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities. As a highly customer-oriented enterprise, we are committed to providing high-quality customer services and products to our global customers in a cost-effective and efficient manner. Our client list includes many major pharmac ...
カントリー: P.R.China   電話: +852-30606658  

BuGuCh & Partners

会社のタイプ: Producer
カントリー: Germany
We, BuGuCh & Partners, are an international acting and innovative company, leading in developing and manufacturing. We operates major facilities in North America, Europe and the Pacific Rim, as well as facilities in China, Japan and Saudi Arabia operated through joint ventures. We maintain independently or are partners of some production sites in Europe, Asia and South America. Our global network is a strength. Our products range from natural gas, oil and basic chemi ...

Safety Information

Hazard Classes:
Risk Codes:
34 (R)
Safety Codes:
26-27-28-36/37/39-45 (S)
WGK Germany:
1
RID / ADR:
UN 2585 8 / PG 3
RTECS:
QK1295250

What other providers are available for CAS 90-51-7?

In addition to the providers presented here for 6-Amino-4-hydroxynaphthalene-2-sulfonic acid with the CAS number 90-51-7, there are other 30 providers with slightly different product names available for this CAS number.

Wuhan PharmChem Co., LTD. | Sancai Industry Co.,Ltd. | Shandong Lanhai Industry Co.,Ltd. | Zehao Industry Co., Ltd. | BIOZOL Diagnostica Vertrieb GmbH +6 additional providers that we know from the past
Simagchem Corporation | Hangzhou Meite Industry Co., Ltd (Hangzhou Meite Chemical Co., Ltd) | Dayang Chem (Hangzhou) Co.,Ltd. | Shandong SanYoung Industry Co., Ltd | Xiamen Equation Chemical Co.,Ltd | BuGuCh & Partners +7 additional providers that we know from the past
+5 additional providers that we know from the past




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