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290793

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

Name: 6-Amino-4-hydroxy-2-naphthalenesulfonic acid monohydrate
Brand: ALDRICH

90%

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About This Item

Linear Formula:

H₂NC₁₀H₅(OH)SO₃H · H₂O

CAS Number:

139123-65-2

Molecular Weight:

257.26

UNSPSC Code:

12352100

PubChem Substance ID:

24857487

EC Number:

202-000-8

MDL number:

MFCD00149252

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Properties

assay

90%

SMILES string

O.Nc1ccc2cc(cc(O)c2c1)S(O)(=O)=O

InChI

1S/C10H9NO4S.H2O/c11-7-2-1-6-3-8(16(13,14)15)5-10(12)9(6)4-7;/h1-5,12H,11H2,(H,13,14,15);1H2

InChI key

UDDZFUCCXGYYGP-UHFFFAOYSA-N

Description

General description

6-Amino-4-hydroxy-2-naphthalenesulfonic acid undergoes azo coupling reaction with 3-trifluoromethyl- and 4-nitrobenzenediazonium ion in relative highly concentrated aqueous alkaline solutions to give ratios of aminoazo to hydroxyazo compounds.

Application

6-Amino-4-hydroxy-2-naphthalenesulfonic acid has been used in the synthesis of:

aminoazo and hydroxyazo dyes
water dispersible graphene

pictograms

GHS05

signalword

Danger

hcodes

H314

pcodes

P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363

Hazard Classifications

Skin Corr. 1B

Storage Class

8A - Combustible corrosive hazardous materials

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

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