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122327

Sigma-Aldrich

Quinoline N-oxide hydrate

97%

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About This Item

Empirical Formula (Hill Notation):
C9H7NO · xH2O
CAS Number:
Molecular Weight:
145.16 (anhydrous basis)
Beilstein:
5989589
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

97%

mp

52-55 °C (lit.)

SMILES string

[H]O[H].[O-][n+]1cccc2ccccc12

InChI

1S/C9H7NO.H2O/c11-10-7-3-5-8-4-1-2-6-9(8)10;/h1-7H;1H2

InChI key

CUSWDTBBCIXCRB-UHFFFAOYSA-N

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General description

Quinoline N-oxide hydrate forms complexes with lanthanide chloride.

Application

Quinoline N-oxide hydrate was used in quantitative determination of nitrones using trifluoroacetic anhydride-sodium iodide reagent.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

235.4 °F - closed cup

Flash Point(C)

113 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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The application of trifluoroacetic anhydride-sodium iodide (TFAA-I) system for quantitative determination of nitrones.
Clesielski W, et al.
Canadian Journal of Chemistry, 68(5), 679-684 (1990)
Lanthanide chloride complexes with quinoline-n-oxide.
Kingston JV, et al.
J. Inorg. Nucl. Chem., 31(10), 3181-3185 (1969)
Oleg V Larionov et al.
Organic letters, 16(3), 864-867 (2014-01-15)
A one-step transformation of heterocyclic N-oxides to 2-alkyl-, aryl-, and alkenyl-substituted N-heterocycles is described. The success of this broad-scope methodology hinges on the combination of copper catalysis and activation by lithium fluoride or magnesium chloride. The utility of this method

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