One-Pot Synthesis of Metallopyrazinoporphyrazines Using 2,3-Diaminomaleonitrile and 1,2-Dicarbonyl Compounds Accelerated by Microwave Irradiation

Table 1

Microwave-assisted synthesis of MPPzs 5a–h.

Product	R	MX𝑛	Time (min)	Yield^a(%)
5a	CH3	CuCl2·2H2O	5	80
5b	p-CH3O-C6H4	CuCl2·2H2O	6	78
5c	CH3	CoCl2	10	68
5d	p-CH3O-C6H4	CoCl2	7	74
5e	CH3	FeCl2·4H2O	10	65
5f	p-CH3O-C6H4	FeCl2·4H2O	8	73
5g	CH3	ZnCl2	10	66
5h	p-CH3O-C6H4	ZnCl2	8	70

aIsolated yield.