Table 5.

Synthesis of Phenoxy acetyl derivatives with different bases.

S.No	SM	Product	Temperature (°C)	Base	Time (h)	Yield (%)
1	4a	5a	60	Na2CO3	12	61
2	4a	5a	60	K2CO3	12	75
3	4a	5a	60	Cs2CO3	12	55
4	4b	5b	60	Na2CO3	12	43
5	4b	5b	60	K2CO3	12	78
6	4b	5b	60	Cs2CO3	12	61
7	4c	5c	60	Na2CO3	12	39
8	4c	5c	60	K2CO3	12	70
9	4c	5c	60	Cs2CO3	12	45
10	6	7	60	Na2CO3	12	35
11	6	7	60	K2CO3	12	41
12	6	7	60	Cs2CO3	12	49
13	6	7	80	Cs2CO3	16	79

*All reactions were carried out on a 10 mg scale. The reaction was monitored by TLC and LCMS. Amino phenol (1.0 eq), Methyl 2-chloroacetate (2.0 eq), base (3.0 eq).