Polyvinylpolypyrrolidone Supported Brønsted Acidic Catalyst for Esterification

Table 3

Esterification of n-butanol and acetic acid with different polymer supported catalysts.

Catalyst unit	Reaction conditions	Conv.
	n-Butanol 36 mmol, acetic acid 30 mmol, catalyst 4.5 wt%, 110°C for 1.5 h.	97.4 [18]
	n-Butanol 17 mmol, acetic acid 34 mmol, catalyst 9 wt%, 100°C for 6 h.	93.7 [27]
	n-Butanol 96 mmol, acetic acid 80 mmol, catalyst 5 wt%, 90°C for 3 h.	97.6

Conversion of acetic acid.