(3,5-dichloro-2-pyridyl)hydrazine

(3,5-dichloro-2-pyridyl)hydrazine - Names and Identifiers

Name	(3,5-dichloro-pyridin-2-yl)-hydrazine
Synonyms	(3,5-dichloro-2-pyridyl)hydrazine 3,5-dichloro-2-hydrazinylpyridine Pyridine,3,5-dichloro-2-hydrazinyl- (3,5-dichloro-pyridin-2-yl)-hydrazine
CAS	104408-23-3

(3,5-dichloro-2-pyridyl)hydrazine - Physico-chemical Properties

Molecular Formula	C5H5Cl2N3
Molar Mass	178.02
Storage Condition	Inert atmosphere,Store in freezer, under -20°C

(3,5-dichloro-2-pyridyl)hydrazine - Introduction

3,5-dichloro-2-hydrazinopyridine is an organic compound with the chemical formula C5H6Cl2N2. The following is a description of its nature, use, preparation and safety information:

Nature:
-Appearance: Colorless or light yellow crystal.
-Melting point: about 95-97 ℃.
-Boiling point: about 266-267 ℃.
-Solubility: Soluble in organic solvents, such as chloroform, ethanol and ether.

Use:
-3,5-dichloro-2-hydrazinopyridine is widely used in organic synthesis, commonly used in the manufacture of dyes, pesticides, etc.
-It can also be used as a catalyst and intermediate.

Preparation Method:
3,5-dichloro-2-hydrazinopyridine can generally be synthesized by the following steps:
1.3,5-dichloroacetyl chloride reacts with hydrazine under alkaline conditions to generate 3,5-dichloro -2-hydrazinyl pyridone.
2. This ketone is then reduced with acetic acid to give 3,5-dichloro-2-hydrazinopyridine.

Safety Information:
-3,5-dichloro-2-hydrazinopyridine is an organic compound and should be handled with care. When operating, it is recommended to wear personal protective equipment, such as gloves, safety glasses and laboratory coats.
-This compound may be irritating to the skin, eyes and respiratory tract, so avoid contact with skin and eyes during use and maintain good ventilation.
-If you have inhaled or come into contact with the compound, immediately flush the affected area with water and seek medical help.
-During handling and storage, maintain a good exhaust system, away from open flames and heat sources. It should be stored in a cool, dry place and isolated from other chemicals.

Last Update：2024-04-10 22:29:15