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H45353

Sigma-Aldrich

2-Hydroxy-1-naphthaldehyde

technical grade

Synonym(s):

1-Formyl-2-hydroxynaphthalene, 1-Formyl-2-naphthol, 2-Hydroxynaphthyl-1-carboxaldehyde

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About This Item

Linear Formula:
HOC10H6CHO
CAS Number:
708-06-5
Molecular Weight:
172.18
Beilstein:
742777
EC Number:
211-902-0
MDL number:
MFCD00004005
UNSPSC Code:
12352100
PubChem Substance ID:
24895523
NACRES:
NA.22

grade

technical grade

bp

192 °C/27 mmHg (lit.)

mp

76-80 °C (lit.)

SMILES string

[H]C(=O)c1c(O)ccc2ccccc12

InChI

1S/C11H8O2/c12-7-10-9-4-2-1-3-8(9)5-6-11(10)13/h1-7,13H

InChI key

NTCCNERMXRIPTR-UHFFFAOYSA-N

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Pictograms

Environment
GHS09

Signal Word

Warning

Hazard Statements

H410

Precautionary Statements

P273 - P391 - P501

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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A M el-Brashy et al.
The Analyst, 122(2), 147-150 (1997-02-01)
2-Hydroxy-1-naphthaldehyde (HNA) was investigated as a derivatizing reagent for the fluorescence detection of histidine, methionine and tryptophan at 385 and 265 nm. The separation of HNA-derivatized amino acids on a conventional reversed-phase column was achieved in less than 40 min.
Zheng Li et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 212, 349-355 (2019-01-23)
A selective diaminomaleonitrile-based fluorescent probe for Al3+(L) has been synthesized and characterized. The sensing behavior of L towards different metal ions was investigated by fluorescent spectra and competition experiment. The results showed that L exhibited a dual channel emission (λem
V Mahalingam et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 64(4), 886-890 (2005-12-07)
A series of new mixed ligand hexacoordinated ruthenium(III) Schiff base complexes of the type [RuX(2)(EPh(3))(2)(LL')] (X=Cl, E=P; X=Cl or Br, E=As and LL'=anion of the Schiff bases derived from the condensation of 2-hydroxy-1-naphthaldehyde with aniline, 4-chloroaniline, 2-methyl aniline and 4-methoxy
N Tezer et al.
Journal of molecular modeling, 15(3), 223-232 (2008-12-03)
The tautomerization mechanism the isolated and monohydrated forms of two Schiff bases 1 and 2, and the effect of solvation on the proton transfer from enol-imine form to the keto-enamine form have been investigated using the B3LYP hybrid density functional
Yang Li et al.
Bioinorganic chemistry and applications, 2020, 8834859-8834859 (2020-10-17)
Three hexacoordinated octahedral nickel (II) complexes, [Ni (Trp-sal) (phen) (CH3OH)] (1), [Ni (Trp-o-van) (phen) (CH3OH)]•2CH3OH (2), and [Ni (Trp-naph) (phen) (CH3OH)] (3) (where Trp-sal = Schiff base derived from tryptophan and salicylaldehyde, Trp-o-van = Schiff base derived from tryptophan and o-vanillin, Trp-naph = Schiff base derived
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