In Vitro Activity of 2-methoxy-1,4-naphthoquinone and Stigmasta-7,22-diene-3β-ol from Impatiens balsamina L. against Multiple Antibiotic-Resistant Helicobacter pylori

Table 1

¹H and ¹³C NMR (600 and 150 MH_Z, δ ppm, CDCl₃) spectral data for compounds (1) and (2).

C/H	(1)		(2)
	^1H	^13C NMR	^1H	^13C NMR
1		180.1		37.1
2		160.4		31.5
3	6.19 s	109.9	3.60 (^1H, m)	71.0
4		184.9		38.0
5	8.13 dd (1.2, 7.2)	126.7		40.2
6	7.76 td (1.2, 7.2)	134.4		29.6
7	7.73 td (1.2, 7.2)	133.4	5.15 (1H, t, J = 12.0 HZ)	117.4
8	8.10 dd (1.2, 7.2)	126.2		139.5
9		131.0		49.4
10		132.0		34.2
11	3.92 s	56.4		21.5
12				39.4
13				43.3
14				55.1
15				23.0
16				28.5
17				55.8
18			0.55 (3H, s)	12.0
19			0.79 (3H, s)	13.0
20				40.8
21			1.02 (3H, d, J = 6.6 HZ)	21.1
22			5.15 (1H, dd, J = 9.0, 15.0 HZ)	138.2
23			5.02 (1H, dd, J = 8.7, 15.3 HZ)	129.4
24				51.2
25				31.9
26			0.80 (3H, d, J = 4.2 HZ)	19.0
27			0.85 (3H, d, J = 5.4 HZ)	21.4
28				25.4
29			0.80 (3H, t, J = 6.0 HZ)	12.3