An Efficient Green Procedure for Synthesis of Some Fluorinated Curcumin Analogues Catalyzed by Calcium Oxide under Microwave Irradiation and Its Antibacterial Evaluation

Table 1

Physical and analytical data of curcumin analogues 1–5.

Compound	Time (sec)	Yield (%)	Melting point (∘C)	Elemental analysis (%)		𝑚/𝑧 (M–H)^+•, molecular formula
				C found (calculated)	H found (calculated)
1	90	82	219–221	72.70 (73.07)	4.48 (4.52)	311, C19H14F2O2
2	60	88	250–253	65.30 (65.52)	3.42 (3.47)	347, C19H12F4O2
3	120	92	260–264	65.30 (65.52)	3.42 (3.47)	347, C19H12F4O2
4	120	94	253–255	65.30 (65.52)	3.42 (3.47)	347, C19H12F4O2
5	90	85	265–267	65.30 (65.52)	3.42 (3.47)	347, C19H12F4O2