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Table 2 The synthesis of acylal from benzaldehyde and acetic anhydride in the presence of recycled NaHSO 4 -SiO 2

From: NaHSO4-SiO2 as an efficient and chemoselective catalyst, for the synthesis of acylal from aldehydes under, solvent-free conditions

Entry

Cycle

Time(min)

Yield(%)a

1

1st use

15

94

2

2nd use

20

89

3

3rd use

30

77

  1. aIsolated yield.
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BMC Chemistry

ISSN: 2661-801X

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