Rapid Identification of Aldose Reductase Inhibitory Compounds from Perilla frutescens

Table 2

Partition coefficient K-value of target compounds 1–6 in different two-phase solvent systems used in HSCCC.

𝑛-Hexane	EtOAc	MeOH	ACN	Water	1	2	3	4	5	6	Settling time (s)
1.5	5	1.5	4.5		0.93	0.95	0.79	1.41			32
1.5	5	1.5		4	1.01	1.24	0.12	1.49	>2.5		12
1.5	5	1		5	1.26	1.86	1.17	2.43			18
2	8	4		6					4.22	2.6	27
3	7	3.5		6.5					4.51	2.31	28
3	7	5		5					2.46	1.24	18