Antileishmanial Phenylpropanoids from the Leaves of Hyptis pectinata (L.) Poit

Table 1

¹H (300 MHz) and ¹³C NMR (75 MHz) spectroscopic data for 1 and 1a (DMSO-𝑑₆, 𝛿 in ppm).

	1				1a
Position	𝛿C	𝛿H	^2𝐽CH	^3𝐽CH	𝛿C	𝛿 H	^2𝐽CH	^3𝐽CH
9′	172.1				172.5		H-8′	H-7′
9	166.2		H-8	H-7	166.3		H-8	H-7
4	148.4		H-5	H-2, H-6	149.4			H-2
3	145.81		H-2	H-5	138.53		H-2	H-5
4′	144.9		H-5′	H-2′, H-6′	141.8			H-2′, H-6′
3′	143.5				141.0		H-2′	H-5′
1′	129.9			H-5′	134.8		H-7′	H-8′
1	125.6		H-7	H-5, H-8	127.4		H-2, H-6, H-7	H-5, H-8
7	144.34	7.34 (d, 16.0)	H-6	H-2, H-8	145.3	7.56 (d, 16.0)
6	120.8	6.92 (dd, 8.5; 2,0)		H-2, H-7	126.6	7.24 (sl)
6′	119.7	6.48 (dd, 8.0; 2.0)			127.6	7.14 (sl)		H-7′
2′	116.6	6.66 (d, 2.0)		H-6′	124.2	7.16 (s)		H-2′, H-7′
5	115.9	6.74 (dd, 8.5; 2,0)			117.9	6.32 (d, 8.0)
5′	115.4	6.59 (dd, 8.5; 2,0)			117.1	7.11 (m)
2	114.9	7.03 (d, 2.0)			123.38	7.11 (m)		H-7
8	114.9	6.18 (d, 16.0)	H-7		115.3	6.29 (d, 16.0)
8′	75.9	4.85 (m)			72.3	5.4 (m)	H-8′
7′	37.2	3.01 (m), 2.74 (m)			36.6	3.24 (m)
OCOCH3					168.3–169.1
OCOCH3					20.7–20.9	2.26–2.34 (s)