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70862

4-Amino-1-naphthalenesulfonic acid sodium salt hydrate

technical

Synonym(s):

1-Naphthylamine-4-sulfonic acid sodium salt, Naphthionic acid sodium salt, Sodium 4-amino-1-naphthalenesulfonate

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About This Item

Linear Formula:
H2NC10H6SO3Na · xH2O
CAS Number:
123333-48-2
Molecular Weight:
245.23 (anhydrous basis)
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
57652263
EC Number:
204-975-5
Beilstein/REAXYS Number:
3784871
MDL number:
MFCD00150730
Form:
crystals
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grade

technical

Quality Segment

100

form

crystals

impurities

~25% water

mp

280 °C (dec.) (lit.)

functional group

sulfonic acid

SMILES string

[Na+].[H]O[H].Nc1ccc(c2ccccc12)S([O-])(=O)=O

InChI

1S/C10H9NO3S.Na.H2O/c11-9-5-6-10(15(12,13)14)8-4-2-1-3-7(8)9;;/h1-6H,11H2,(H,12,13,14);;1H2/q;+1;/p-1

InChI key

PGVZBSXAFZCRTM-UHFFFAOYSA-M

Application

4-Amino-1-naphthalenesulfonic acid sodium salt hydrate can be used:
  • To prepare 1-bromo-4-naphthalenesulfonic acid, applicable as a phosphorophore in the detection of peptides by capillary electrophoresis.
  • As a reactant to synthesize scandium complexes, applicable as artificial receptors in the removal of amphoteric α−amino acids from aqueous solutions.

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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