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73815

Sigma-Aldrich

3-Nitrosalicylic acid

≥98.0% (HPLC)

Synonym(s):

2-Hydroxy-3-nitrobenzoic acid

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About This Item

Empirical Formula (Hill Notation):
C7H5NO5
CAS Number:
Molecular Weight:
183.12
Beilstein:
2213132
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

≥98.0% (HPLC)

form

crystals

mp

142-147 °C

SMILES string

OC(=O)c1cccc(c1O)[N+]([O-])=O

InChI

1S/C7H5NO5/c9-6-4(7(10)11)2-1-3-5(6)8(12)13/h1-3,9H,(H,10,11)

InChI key

WWWFHFGUOIQNJC-UHFFFAOYSA-N

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Application

3-Nitrosalicylic acid (3NSA) is generally used as a corrosion inhibitor. It can be used as a supporting electrolyte for the electrodeposition of pyrrole on zinc for corrosion protection. 3NSA can also be used as a ligand for the synthesis of complexes with iron and aluminum for chelating therapy.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

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

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Release mechanism of electrodeposited polypyrrole doped with corrosion inhibitor anions.
Paliwoda-Porebska G, et al.
Journal of Solid State Electrochemistry, 10(9), 730-736 (2006)
Effect of substituents on complex stability aimed at designing new iron (III) and aluminum (III) chelators.
Nurchi VM, et al.
Journal of Inorganic Biochemistry, 103(2), 227-236 (2009)
Stimuli-selective delivery of two payloads from dual responsive nanocontainers.
Lv LP, et al.
Chemistry of Materials, 26(11), 3351-3353 (2014)

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