恩塞芬汀核磁共振波谱学数据解析

潘美红, 秦楠, 赵川, 文柳静

Detailed NMR Assignment of Ensifentrine

PAN Meihong, QIN Nan, ZHAO Chuan, WEN Liujing

表1 恩塞芬汀¹H、¹³C NMR信号归属

Table 1 Assignment of NMR ¹H,¹³C NMR signals of ensifentrine

Position	δ_C	δ_H(J/Hz)	HSQC	NOESY	HMBC	COSY
1	/	5.47, s, 2H	/	H-3	/	/
2	159.2	/	/	/	H-4	/
3	/	6.17, s, 1H	/	H-1, H-4, H-5, H-3'	/	H-4
4	37.3	3.33, m, 2H	+	H-3', H-3, H-5,	H-5	H-3,H-5
5	42.0	4.18, t, (6.8), 2H	+	H-3, H-4	H-4	H-4
6	148.6	/	/	/	H-5, H-7	/
7	88.2	5.32, s, 1H	+	H-5', H-10	/	/
8	142.8	/	/	/	H-7, H-10, H-16	/
9	119.4	/	/	/	H-7, H-10, H-13, H-15	/
10	109.1	6.66, s, 1H	+	H-1', H-7, H-5'	/	/
11	148.3	/	/	/	H-10, H-13, H-1'	/
12	152.2	/	/	/	H-10, H-13, H-2'	/
13	111.9	6.96, s, 1H	+	H-2', H-15	H-15	/
14	131.1	/	/	/	H-10, H-13, H-15, H-16	/
15	27.5	2.90, t, (5.6), 2H	+	H-13, H-16	H-16, H-13	H-16
16	40.6	3.92, t, (5.7), 2H	+	H-15	/	H-15
17	151.4	/	/	/	H-5, H-16	/
18	128.2	/	/	/	H-22, H-5'	/
19, 23	144.5	/	/	/	H-22, H-5'	/
20, 22	128.8	6.85, s, 2H	+	H-4', H-5'	H-4'	/
21	130.7	/	/	/	H-4'	/
1'	56.6	3.61, s, 3H	+	H-10	/	/
2'	56.2	3.80, s, 3H	+	H-13	/	/
3',5'	18.5	1.97, s, 6H	+	H-3, H-4, H-7,H-10, H-22	H-22	/
4'	20.9	2.21, s, 3H	+	H-22	H-22	/