4-Pentynoic acid 已用于与 1-溴-1-炔烃在 Pd 催化剂存在下的反应，产生具有生物活性的烯醇内酯。它还用于通过双乙炔的闭环复分解合成具有细胞毒性的大环内酯。

4-Pentynoic acid has been used in reactions with 1-bromo-1-alkynes in the presence of a Pd catalyst yields biologically active ynenol lactones. It also is used in a synthesis of a cytotoxic macrolide by ring-closing metathesis of a bis acetylene.

6089-09-4

C5H6O2

98.1

Propargylacetic acid;戊炔酸

DMSO:10 mM
Powder: -20°C for 3 years
In solvent: -80°C for 2 years