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120618

Sigma-Aldrich

4-Hydroxypyridine

95%

Synonym(s):

4-Pyridinol, 4-Pyridone

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About This Item

Empirical Formula (Hill Notation):
C5H5NO
CAS Number:
626-64-2
Molecular Weight:
95.10
Beilstein:
105800
EC Number:
210-958-3
MDL number:
MFCD00040458
UNSPSC Code:
12352100
PubChem Substance ID:
24847422
NACRES:
NA.22

Assay

95%

bp

230-235 °C/12 mmHg (lit.)

mp

150-151 °C (lit.)

SMILES string

O=C1C=CNC=C1

InChI

1S/C5H5NO/c7-5-1-3-6-4-2-5/h1-4H,(H,6,7)

InChI key

GCNTZFIIOFTKIY-UHFFFAOYSA-N

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Application

4-Hydroxypyridine was used in the synthesis of (Ag3MoO3F3) (Ag3MoO4)Cl by hydro(solvato)thermal methods. It was used as model compound to study the natural photodegradation of representative aquatic environmental contaminants.

Pictograms

CorrosionExclamation mark
GHS05,GHS07

Signal Word

Danger

Hazard Statements

H302,H315,H318,H335

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - 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)

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H Chen et al.
Biochemistry, 32(43), 11591-11599 (1993-11-02)
We have examined the interaction of Citrobacter freundii tyrosine phenol-lyase with both L- and D-alanine. This enzyme catalyzes the racemization of alanine as a side reaction, in addition to the physiological beta-elimination of L-tyrosine to give phenol and ammonium pyruvate.
Heiko Zettl et al.
ACS chemical biology, 7(9), 1488-1495 (2012-06-26)
We present an integrated approach to identify and optimize a novel class of γ-secretase modulators (GSMs) with a unique pharmacological profile. Our strategy included (i) virtual screening through application of a recently developed protocol (PhAST), (ii) synthetic chemistry to discover
Modelling the natural photodegradation of water contaminants: a kinetic study on the light-induced aerobic interactions between riboflavin and 4-hydroxypyridine.
Pajares A, et al.
J. Photochem. Photobiol., A, 139(2), 199-204 (2001)
Natsuki K Kubota et al.
Bioorganic & medicinal chemistry, 11(21), 4569-4575 (2003-10-07)
Piericidins C5 (1) and C6 (2), two new members of the piericidin family, were isolated from a Streptomyces sp. and a Nocardioides sp., together with known piericidins C1 (3), C2 (4), C3 (5), C4 (6), D1 (7), and A3 (8).
G P Carlson
Toxicology letters, 85(3), 173-178 (1996-06-01)
In order to evaluate the possibility that the metabolism of pyridine may be important for its toxic actions, pyridine was compared with pyridine N-oxide, 2-hydroxypyridine, 3-hydroxypyridine, 4-hydroxypyridine and pyridinium methyliodide in rats given equal molar doses of the chemicals i.p.
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