Skip to Content
MilliporeSigma
All Photos(1)

Key Documents

122521

Sigma-Aldrich

3-Hydroxypyridine N-oxide

99%

Synonym(s):

3-Pyridinol N-oxide

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C5H5NO2
CAS Number:
Molecular Weight:
111.10
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

assay

99%

mp

190-192 °C (lit.)

SMILES string

Oc1ccc[n+]([O-])c1

InChI

1S/C5H5NO2/c7-5-2-1-3-6(8)4-5/h1-4,7H

InChI key

YMEZKRMAPQIBQH-UHFFFAOYSA-N

General description

3-Hydroxypyridine N-oxide exists in ethanol in the form of free base and in acid medium in the form of conjugate acid.

Application

3-Hydroxypyridine N-oxide was used to study the substrate specificity of dimethyl sulfoxide reductase, isolated from anaerobically grown Escherichia coli.

pictograms

Health hazardExclamation mark

signalword

Warning

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Carc. 2 - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Structure and reactivity of 3-hydroxypyridine N-oxide.
Grachev VT, et al.
Chemistry of Heterocyclic Compounds, 10(1), 80-83 (1974)
J H Weiner et al.
Journal of bacteriology, 170(4), 1505-1510 (1988-04-01)
Dimethyl sulfoxide reductase, a terminal electron transfer enzyme, was purified from anaerobically grown Escherichia coli harboring a plasmid which codes for dimethyl sulfoxide reductase. The enzyme was purified to greater than 90% homogeneity from cell envelopes by a three-step purification

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service