Emeraldine Base Form of Polyaniline Nanofibers as New, Economical, Green, and Efficient Catalyst for Synthesis of Z-Aldoximes

Table 1

Conversion of aldehydes to Z-aldoximes using PANI base.

Entry	Z-aldoximes; R	Isolated yield	^1H chemical shift of C(H)=N group
1		92	8.13
2		87	8.06
3		98.6	8.10
4		89	8.04
5		95	8.10
6		78	8.15
7		90	8.65
8		75	8.30
9		98.8	8.40
10		84	7.96
11		80	7.88
12		83	8.40
13		84.5	8.44
14		94	8.23
15		88	7.68
16		70	7.91
17		75	8.18
18		86	8.00
19		95	8.10
20		91	8.45