Table 2.

NMR Spectroscopic Data for Chrysophaentin E (5)

	5 (MeOH-d4)			5 (DMF-d7)
position	δ Ca	δHb (J in Hz)	HMBCc	δ Ce	δHf (J in Hz)	HMBCc	ROESYd
1	148.3			147.3
2	120.6			119.4
3	116.9	6.84 s	1, 2, 4, 5	116.3	7.01 s	1, 2, 4, 5	OH-4
4	150.6			150.2
OH-4					9.82 s	3, 4, 5	3
5	126.5			125.6
6	116.5	6.44 s	1, 2, 4, 5, 7	115.8	6.58 s	1, 2, 4, 5, 7	7
7	30.0	3.32 d (7.9)	4, 5, 6, 8, 9	29.3	3.41 d (7.5)	1, 4, 5, 8, 9	6, 8, 10
8	127.6	5.73 t (7.9)	5, 7, 9, 10	127.3	5.74 t (7.5)	5, 7, 9, 10	7
9	134.2			133.2
10	40.5	3.52 br s	8, 9, 11, 12	39.7	3.61 br s	8, 9, 11, 12	7, 12
11	140.9			139.8
12, 16	108.1	6.16 br d (1.9)	10, 13, 14, 16	107.2	6.25 br s	10, 13, 14, 16	OH-13
13, 15	159.3			159.3
OH-13, OH-15					9.34 s	12, 13, 14	12, 14
14	101.6	6.13 br d (1.9)	12, 13	101.2	6.26 d (1.8)	12, 13	OH-13
1′	146.8			146.6
OH-1′					9.52 s	1′, 2′, 6′	6′
2′	119.1			120.3
3′	116.8	6.74 s	1′, 2′, 4′, 5′	115.9	6.91 s	1′, 2′, 5′	OH-4′
4′	149.4			148.8
OH-4′					9.55 s	3′, 4′, 5′	3′
5′	127.1			126.1
6′	118.4	6.70 s	1′, 2′, 4′, 5′, 7′	117.8	6.90 s	2′, 4′, 7′	OH-1′, 7′, 8′
7′	29.9	3.41 d (7.9)	4′, 5′, 6′, 8′, 9′	29.0	3.48	5′, 6′, 8′, 9′	6′, 8′, 10′
8′	128.3	5.88 t (7.9)	5′, 7′, 9′, 10′	127.5	5.92 t (7.7)	5′, 9′, 10′	6′, 7′
9′	133.4			133.1
10′	40.3	3.69 br s	8′, 9′, 11′, 12′	39.3	3.74 br s	8′, 9′, 11′, 12′	7′, 12′
11′	136.4			135.1
12′, 16′	109.3	6.41 s	10′, 12′, 13′, 14′	108.3	6.49	11′, 12′, 13′, 14′	10′, OH-13′
13′, 15′	151.6			151.5
OH-13′, OH-15′					9.60 s	12′, 13′, 14′	12′
14′	130.3			129.4

^aRecorded at 125 MHz; referenced to residual MeOH-d₄ at δ 49.1.

^bRecorded at 500 MHz; referenced to residual MeOH-d₄ at δ 3.30.

^cProton showing HMBC correlation to indicated carbon.

^dProton showing ROESY correlation to indicated carbon.

^eRecorded at 125 MHz; referenced to residual DMF-d₇ at δ 34.89.

^fRecorded at 500 MHz; referenced to residual DMF-d₇ at δ 2.92.