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Key Documents

08800

Sigma-Aldrich

7-Amino-4-hydroxy-2-naphthalenesulfonic acid

technical, ≥90% (T)

Synonym(s):

6-Amino-1-naphthol-3-sulfonic acid, I-Acid

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About This Item

Empirical Formula (Hill Notation):
C10H9NO4S
CAS Number:
Molecular Weight:
239.25
Beilstein:
2217192
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

grade

technical

Quality Level

Assay

≥90% (T)

form

powder

SMILES string

Nc1ccc2c(O)cc(cc2c1)S(O)(=O)=O

InChI

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

InChI key

KYARBIJYVGJZLB-UHFFFAOYSA-N

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Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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F M Fusco et al.
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A coronavirus disease 2019 (COVID-19) surveillance study was performed in March-April 2020 among asymptomatic healthcare workers (HCWs) at a specialist infectious diseases hospital in Naples, Italy. All HCWs underwent two rounds of molecular and serological testing for severe acute respiratory
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Chemosphere, 76(5), 587-594 (2009-06-02)
H2O2/UV-C treatment of four commercially important aryl sulfonates (naphthalene sulfonic acids H-acid, K-acid, J-acid and benzene sulfonic acid Para base) in aqueous solutions was investigated. Photodegradation kinetics was followed in terms of changes brought about in the parent compound concentration
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