Table 1.

NMR data for trichophycin A (1) (800 MHz, CDCl₃ for ¹H-NMR).

Pos	δC, Type	δH (J in Hz)	HMBC	COSY	NOESY
1a	117.9, CH2	5.15, m	2, 3	2
1b		5.12, m	2, 3	2
2	135.6, CH	5.83, m	3, 4	1a, 1b, 3a, 3b
3a	39.1, CH2	2.26, m	1, 2, 4, 5	2, 3b, 4	29
3b		2.16, m	1, 2, 4, 5	2, 3a, 4	6b, 29
4	73.9, CH	3.55, dt (8.9, 4.0)	2, 3, 5, 6, 29	3a, 3b, 5	6b, 7b, 29
5	37.8, CH	1.53, ovlp a	4, 29	4, 6b, 29	3a, 3b
6a	33.0, CH2	1.48, m	4, 5, 7, 8, 29	6b, 7a, 7b	3b
6b		1.19, m	4, 5, 7, 8, 29	5, 6a	3b, 4
7a	27.4, CH2	1.38, ovlp	5, 6, 8
7b		1.32, ovlp	6, 8		4
8a	26.7, CH2	1.44, ovlp	7, 9
8b		1.32, ovlp	6, 7, 10
9	34.6, CH2	1.44, ovlp	10		10
10	74.5, CH	3.50, m	8, 9, 11, 12, 28	9, 11	12b, 13, 28
11	35.2, CH	1.59, m	9, 10, 12, 13, 28	10, 12a, 12b, 28
12a	40.8, CH2	1.39, ovlp	10, 11, 13, 14 27, 28	12b
12b		1.00, m	10, 11, 13, 14, 27, 28	11, 12a	10
13	29.8, CH	1.52, ovlp	12, 14, 27	12b, 14b, 27	10, 16
14a	32.5, CH2	1.35, ovlp	12, 13, 15, 16, 27	14b, 15b	16, 17b
14b		1.22, m	12, 13, 15, 16, 27	14a, 15b	16, 17b
15a	34.8, CH2	1.52, ovlp	13, 14, 16, 17	14a, 14b, 16	17a, 17b
15b		1.44, ovlp	13, 14, 16, 17	14b, 16	17a, 17b
16	70.7, CH	3.79, m	14, 15, 17, 18	15a, 15b, 17a, 17b	4a, 13, 14b, 27
17a	38.2, CH2	2.38, dd (13.7, 8.8)	15, 16, 18, 19, 26	16, 17b	15a, 15b, 19
17b		2.28, dd (13.7, 4.2)	15, 16, 18, 19, 26	16, 17a	15a, 15b, 19
18	139.5, qC
19	41.9, CH2	3.46, d (5.5)	17, 18, 20, 21, 25, 26		17a, 17b, 26
20	138.0, qC
21	129.0, CH	7.17, d (7.6)	19, 22, 23	22	19, 26
22	128.6, CH	7.30, t (7.6)	20	21
23	126.7, CH	7.23, t (7.6)	22, 24	22, 24
24	128.6, CH	7.30, t (7.6)	20	25
25	129.0, CH	7.17, d (7.6)	19, 23, 24	24	19
26	116.2, CH	5.99, s	16, 17, 18, 19		19, 21
27	20.4, CH3	0.87, d (6.6)	12, 13, 14	13	10, 11, 14b, 16
28	13.9, CH3	0.84, d (6.8)	10, 11, 12	11	9, 10
29	13.9, CH3	0.90, d (6.8)	4, 5, 6	5	3a, 3b, 4, 6b

^a overlapping signals.