Synergism and the mechanism of action of the combination of α-mangostin isolated from Garcinia mangostana L. and oxacillin against an oxacillin-resistant Staphylococcus saprophyticus

Table 1 The 300 MHz ¹H NMR (acetone-d6) spectral data of α-mangostin

Chemical Shift (δ, ppm)	Assignment	Chemical Shift (δ, ppm) from reference [15]
13.78	singlet, OH-1	13.72
6.82	singlet, H-5	6.72
6.40	singlet, H-4	6.25
5.27	triplet, H-12, H-17	5.26
4.13	doublet, H-11	4.10
3.80	singlet, 7-OMe	3.78
3.35	doublet, H-16	3.37
2.07	singlet, H-20	1.83
2.05	singlet, H-15	1.82
1.81	singlet, H-14	1.71
1.65	singlet, H-19	1.68

ISSN: 1471-2180