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Merck

1.00099

1-Amino-2-hydroxy-4-naphthalenesulfonic acid

for determination of phosphate

Synonym(s):

1-Amino-2-hydroxy-4-naphthalenesulfonic acid, 1-Amino-2-naphthol-4-sulfonic acid

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About This Item

Empirical Formula (Hill Notation):
C10H9NO4S
CAS Number:
Molecular Weight:
239.25
UNSPSC Code:
12352106
EC Index Number:
204-147-3
NACRES:
NB.21
MDL number:
Form:
solid
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SMILES string

[S](=O)(=O)(O)c1c2c(c(c(c1)O)N)cccc2

InChI

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

InChI key

RXCMFQDTWCCLBL-UHFFFAOYSA-N

form

solid

bulk density

280 kg/m3

storage temp.

2-30°C

Quality Level

Application


  • 1-Amino-2-hydroxy-4-naphthalenesulfonic acid based Schiff bases or naphtho[1,2-d]oxazoles: selective synthesis and photophysical properties: This study explores the synthesis of Schiff bases and naphtho[1,2-d]oxazoles derived from 1-amino-2-hydroxy-4-naphthalenesulfonic acid, focusing on their photophysical properties. The research demonstrates potential applications in developing materials with specific optical properties, which could be significant in fields like organic electronics or photonics (Atahan & Durmus, 2015).

Analysis Note

Assay (alkalimetric): ≥ 96 %
Identity (IR-spectrum): conforms
in sodium carbonate soluble components: conforms
Sulfated ash: ≤ 0.5 %
Loss on Drying (105 °C): ≤ 5.0 %
Performance test (for determination of phosphate): conforms

Other Notes

Replaces: AX1035-1

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


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