BMC Chemistry

Table 1 The results of the synthesis of different amino-7,8-dihydro-4H-chromenone derivatives

From: Amino-7,8-dihydro-4H-chromenone derivatives as potential inhibitors of acetylcholinesterase and butyrylcholinesterase for Alzheimer’s disease management; in vitro and in silico study

Entry	Product	Time (h)	Yield (%)^a	m.p^b. (lit)^c(°C)
1		4	90	235–236 (232–234)^c [16]
2		5	88	214–215 (213–214)^c [16]
3		5	90	183–185^b
4		4.5	87	214–216^b
5		4	90	188–190^c
6		5	86	224–226^b
7		6	85	191–194^b
8		5	90	201–204^b
9		6	90	224–226^b
10		5	85	204–207^b
11		6	75	215–218^b
12		6	90	227–230^b
13		4	70	228–230^b

^aIsolated yield, ^bnovel product, ^cknown product

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ISSN: 2661-801X

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