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542814

Sigma-Aldrich

3-Pyridylamidoxime

98%

Synonym(s):

N-Hydroxynicotinamidine

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About This Item

Empirical Formula (Hill Notation):
C6H7N3O
CAS Number:
Molecular Weight:
137.14
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

98%

mp

130-135 °C (lit.)

functional group

amine
oxime

SMILES string

N\C(=N\O)c1cccnc1

InChI

1S/C6H7N3O/c7-6(9-10)5-2-1-3-8-4-5/h1-4,10H,(H2,7,9)

InChI key

AQBMQGDKWIPBRF-UHFFFAOYSA-N

General description

3-Pyridylamidoxime (pyridine-3-amidoxime, Py-3-AO) can be synthesized from the reaction between hydroxylamine hydrochloride, sodium hydroxide and 3-cyanopyridine (dissolved in ethanol).

Application

3-Pyridylamidoxime may be used in the synthesis of 3-(3-pyridyl)-5-trichloromethyl-1,2,4-oxadiazole.

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

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Separation of isomeric monocyanopyridine and pyridinemonoamidoxime hydrochlorides by thin-layer chromatography.
Pearse Jr GA.
Journal of Chromatography A, 177, 174-176 (1979)
Studies on the Synthese of N-Heterocyclic Compounds. III. Hypocholesterolemic 1, 2, 4-Oxadiazole Derivatives (1).
Yurugi S, et al.
Chemical & Pharmaceutical Bulletin, 21(8), 1641-1650 (1973)

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