4-Ethynylpyridine hydrochloride Chemical Properties

Melting point:

150 °C (dec.) (lit.)

storage temp. 

under inert gas (nitrogen or Argon) at 2-8°C

form 

solid

color 

Yellow to Brown to Dark green

Safety Information

Hazard Codes 

Xi

Risk Statements 

36/37/38

Safety Statements 

26-36

WGK Germany 

3

HS Code 

29333999

4-Ethynylpyridine hydrochloride Usage And Synthesis

Uses

4-Ethynylpyridine hydrochloride may be used in the preparation of the following 2-methyl-6-(phenylethynyl)pyridine (MPEP) analogs:

• 1,4-bis(pyridin-4-ylethynyl)benzene
• 4-((5,5-dimethyl-1,3,2-dioxaborinan-2-yl)ethynyl)pyridyl
• 4-((3-iodophenyl)ethynyl)pyridine
• 4-((4-iodophenyl)ethynyl)pyridine
• 1,4-di(pyridine-4-yl)buta-1,3-diyne

• (rac)-2,8-bis(4-pyridylethynyl)-4,10-dimethyl-5,11-methano-6H,12H-dibenzo[b,f][1,5]diazocine, a Tr?ger′s base derived bis(pyridyl) ligand
• (2RS,6RS)-2-(4-methoxyphenyl)-6-(2-(4-(pyridin-4-yl)-1H-1,2,3-triazol-1-yl)ethyl)dihydro-2H-pyran-4(3H)-one, a substituted tetrahydropyrone
• BINOL (1,1′-bi-2-naphthol)-based bis(4-pyridyl) ligands

General Description

4-Ethynylpyridine hydrochloride acts as a ligand for the synthesis of various metallic complexes.

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