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6-Amino-4-hydroxy-2-naphthalenesulfonic acid

6-Amino-4-hydroxy-2-naphthalenesulfonic acid Suppliers list
Company Name: Henan DaKen Chemical CO.,LTD.
Tel: +86-371-55531817
Email: info@dakenchem.com
Products Intro: Product Name:6-Amino-4-hydroxy-2-naphthalenesulfonic acid
CAS:90-51-7
Purity:99% Package:100g,500g,1kg,5kg,10kg
Company Name: Henan Tianfu Chemical Co.,Ltd.
Tel: 0371-55170693
Email: info@tianfuchem.com
Products Intro: CAS:90-51-7
Purity:99% Package:500G;1KG;5KG;25KG
Company Name: Shanghai Zheyan Biotech Co., Ltd.
Tel: 18017610038
Email: zheyansh@163.com
Products Intro: Product Name:2-Amino-8-naphthol-6-sulfonic Acid
CAS:90-51-7
Purity:95%(HPLC) Package:25g/100g/500g
Company Name: career henan chemical co
Tel: +86-371-86658258
Email: sales@coreychem.com
Products Intro: Product Name:6-Amino-4-hydroxy-2-naphthalenesulfonic acid
CAS:90-51-7
Purity:99% Package:1kg;1USD
Company Name: Hubei Jusheng Technology Co.,Ltd.
Tel: 86-18871470254
Email: linda@hubeijusheng.com
Products Intro: Product Name:6-Amino-4-hydroxy-2-naphthalenesulfonic Acid
CAS:90-51-7
Purity:99% Package:5KG;1KG Remarks:C10H9NO4S

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6-Amino-4-hydroxy-2-naphthalenesulfonic acid Basic information
Product Name:6-Amino-4-hydroxy-2-naphthalenesulfonic acid
Synonyms:Galmarine(silymarine soluble);2-Amino-8-hydroxynaphthalene-6-sulfonic acid;6-AMINO-4-HYDROXY-2-NAPHTHALENE-SULPHONICACID;6-Amino-4-hydroxy-2-naphthalinsulfonsure;6-AMINO-4-HYDROXY-2-NAPHTHALENESULFONIC ACID (GAMMA ACID);2-AMINO-8-NAPTHOL-6-SULFONIC ACID;1-Hydroxy-7-amino-3-naphthalenesulfonic acid;4-Hydroxy-6-amino-2-naphthalenesulfonic acid
CAS:90-51-7
MF:C10H9NO4S
MW:239.25
EINECS:202-000-8
Product Categories:Building Blocks;Chemical Synthesis;Organic Building Blocks;Sulfonic/Sulfinic Acids;Sulfur Compounds;Intermediates;Organics;Intermediates of Dyes and Pigments
Mol File:90-51-7.mol
6-Amino-4-hydroxy-2-naphthalenesulfonic acid Structure
6-Amino-4-hydroxy-2-naphthalenesulfonic acid Chemical Properties
density 1.4338 (rough estimate)
refractive index 1.6500 (estimate)
pka-0.20±0.40(Predicted)
Water Solubility 4.5g/L(hot water)
InChIKeyHBZVNWNSRNTWPS-UHFFFAOYSA-N
CAS DataBase Reference90-51-7(CAS DataBase Reference)
EPA Substance Registry System2-Naphthalenesulfonic acid, 6-amino-4-hydroxy- (90-51-7)
Safety Information
Hazard Codes C
Risk Statements 34
Safety Statements 26-27-28-36/37/39-45
RIDADR UN 2585 8/PG 3
WGK Germany 1
RTECS QK1295250
ToxicityLD50 intraperitoneal in mouse: > 500mg/kg
MSDS Information
ProviderLanguage
SigmaAldrich English
6-Amino-4-hydroxy-2-naphthalenesulfonic acid Usage And Synthesis
6-Amino-4-hydroxy-2-naphthalenesulfonic acid Preparation Products And Raw materials
Raw materialsSodium hydroxide-->Sulfur dioxide-->2-Naphthol-->2-Naphthylamine
Preparation Productsdisodium 5-((4-acetylamino-2-sulphophenyl)azo)-6-amino-4-hydroxynaphthalene-2-disulphonate-->Direct Grey D
Tag:6-Amino-4-hydroxy-2-naphthalenesulfonic acid(90-51-7) Related Product Information
5-[[4-(Acetylamino)-2-sulfophenyl]azo]-6-amino-4-hydroxy-2-naphthalenesulfonic acid disodium salt ARSENAZO III DISODIUM SALT SPADNS NITROSULFONAZO III, INDICATOR GRADE SULFONAZO III, TITRATION INDICATOR FOR S O4 ARSENAZO I CHROMOTROPE 2R CHROMOTROPE 2B 6-Amino-4-hydroxy-2-naphthalenesulfonic acid Sulfamic acid monosodium salt Sulfanilic acid Nickel sulfamate phosphoric acid Ascoric Acid 4-Aminobutyric acid sulfonaphthol CHLOROPHOSPHONAZO III ALTRENOGEST