4-Pyridylamidoxime

4-Pyridylamidoxime - Names and Identifiers

Name	4-Pyridylamidoxime
Synonyms	4-Pyridylamidoxime RARECHEM BG FB 0129 N-HYDROXY-ISONICOTINAMIDINE PYRIDINE-4-CARBOXAMIDE OXIME (E)-N'-hydroxyisonicotiniMidaMide N'-HYDROXY-4-PYRIDINECARBOXIMIDAMIDE N'-HYDROXYPYRIDINE-4-CARBOXIMIDAMIDE
CAS	1594-57-6
EINECS	218-290-4

4-Pyridylamidoxime - Physico-chemical Properties

Molecular Formula	C6H7N3O
Molar Mass	137.14
Density	1.31
Melting Point	128-133 °C (lit.)
Boling Point	278℃
Flash Point	122℃
Appearance	Crystalline Solid
Color	White to off-white
Maximum wavelength(λmax)	['268nm(H2O)(lit.)']
pKa	13.00±0.50(Predicted)
Storage Condition	under inert gas (nitrogen or Argon) at 2–8 °C

4-Pyridylamidoxime - Risk and Safety

Hazard Symbols	Xi - Irritant
Risk Codes	36/37/38 - Irritating to eyes, respiratory system and skin.
Safety Description	S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing.
WGK Germany	3
RTECS	NS1050000
HS Code	29333990
Hazard Class	IRRITANT

4-Pyridylamidoxime - Introduction

4-Pyridylamidoxime is an organic compound. Its chemical formula is C6H7N3O and belongs to pyridine derivatives. The following is a description of its nature, use, preparation and safety information:

Nature:
-Appearance: 4-Pyridylamidoxime is a white or light yellow crystalline solid.
-Solubility: It can be dissolved in water and some organic solvents.

Use:
-Chelating agent: 4-Pyridylamidoxime can be used as a chelating agent for metal ions, especially copper ions. It can form stable complexes with copper ions and is used for metal extraction and separation of metal impurities.
-Chemical analysis: It can also be used for the detection and determination of metal ions in analytical chemistry.

Preparation Method:
The method of preparing 4-Pyridylamidoxime includes the following steps:
1. First, p-nitropyridine is dissolved in acetic anhydride.
2. Then, it is converted into 4-pyridylhydroxylamine by reduction reaction.
3. Finally, 4-Pyridylamidoxime is generated by reaction with thiourea.

Safety Information:
- 4-Pyridylamidoxime is a chemical, and you should pay attention to safety when using it.
-It is a toxic substance, avoid contact with skin, eyes and inhalation of its dust or vapor.
-Wear suitable protective gloves, goggles and respiratory protection during operation.
-Store it away from fire and heat sources, and avoid contact with oxidants and acids.

Last Update：2024-04-10 22:29:15