Table 2.

Three component Strecker reaction using aniline (1 mmol), benzaldehyde (1 mmol) and TMSCN (1.2 mmol) in presence of indium (10 mol%) in various solvents (30 min): solvent optimization

Entry	Solvent	Yield (%)a
1	Water	98
2	THF	34
3	Ethanol	56
4	Toluene	60
5	Methanol	68
6	Dichloromethane	61
7	DMSO	76
8	THF/H2O (1:1)	54
9	Ethanol/H2O (1:1)	71

^aisolated yield