Antibacterial Activity of Two Flavans from the Stem Bark of Embelia schimperi

Table 3

¹H-NMR and ¹³C-NMR spectral data of compound 2 in DMSO-d₆.

Position	^1H-NMR (ppm)	^13C-NMR (ppm)
1′	—	131.1
6	5.89 (1H, d, J = 2.1 Hz, H-8)	95.3
8	5.73 (1H, d, J = 2.1 Hz, H-6)	94.5
2′	—	—
4a	—	99
5′	6.67 (2H, dd, J = 8.1 Hz, H-3′, 5′)	115.3
6′	6.88 (1H, d, J = 1.2 Hz, H-2′, 6′)	118.4
2	4.73 (1H, m, H-2)	78.5
3	4.01 (2H, d, J = 2.1 Hz, H-8)	65.2
4	2.67 (2H, d, J = 16.5, 4.5 Hz, H-4)	28.6
4′	—	144.7
3′	—	—
8a	—	156.2
7	—	156.5
5	—	156.8