Compounds from the Fruits of the Popular European Medicinal Plant Vitex agnus-castus in Chemoprevention via NADP(H):Quinone Oxidoreductase Type 1 Induction

Table 1

¹³C NMR data of compounds 1–7 (CDCl₃, δ in ppm).

Carbon	1 ^a	2 ^b	3 ^a	4 ^a	5 ^a	6 ^a	7 ^b
C-1	33.7 t	32.5 t	33.7 t	33.8 t	33.9 t	36.5 t	25.9 t
C-2	18.8 t	18.7 t	18.6 t	18.9 t	18.7 t	20.7 t	19.4 t
C-3	43.8 t	41.7 t	43.6 t	43.9 t	43.7 t	42.3 t	39.4 t
C-4	33.9 s	33.3 s	34.0 s	34.3 s	34.8 s	32.9 s	34.6 s
C-5	47.5 d	46.2 d	47.6 d	48.0 d	47.5 d	46.3 d	132.5 s
C-6	70.6 d	21.7 t	69.9 d	70.1 d	70.3 d	21.0 t	66.2 d
C-7	36.3 t	31.4 t	36.1 t	36.4 t	36.1 t	37.9 t	72.7 d
C-8	32.1 d	36.8 d	31.9 d	32.3 d	33.6 d	74.1 s	36.4 d
C-9	76.4 s	76.8 s	76.7 s	76.8 s	76.8 s	61.2 d	42.9 s
C-10	44.0 s	43.3 s	43.8 s	44.1 s	43.7 s	38.9 s	141.5 s
C-11	32.3 t	32.0 t	32.3 t	31.9 t	31.8 t	18.6 t	29.3 t
C-12	21.7 t	22.0 t	26.5 t	25.7 t	21.5 t	45.1 t	38.6 t
C-13	140.6 s	140.8 s	163.6 s	171.3 s	125.5 s	73.6 s	73.0 s
C-14	137.1 d	136.9 d	121.2 d	115.3 d	110.8 d	146.1 d	144.5 d
C-15	46.6 t	46.4 t	175.3 s	171.3 s	142.9 d	111.1 t	112.1 t
C-16	175.3 s	175.8 s	50.5 t	73.4 t	138.5 d	27.4 q	27.8 q
C-17	16.4 q	16.6 q	16.0 q	16.3 q	16.1 q	32.0 q	11.1 q
C-18	33.6 q	33.7 q	33.6 q	33.8 q	33.6 q	33.1 q	29.3 q
C-19	23.7 q	22.1 q	23.6 q	23.9 q	23.7 q	21.3 q	28.1 q
C-20	18.9 q	16.2 q	19.0 q	19.2 q	19.0 q	24.7 q	28.0 q
OAc	170.5 s		170.3 s	170.6 s	170.7 s		170.8
(C=O)							(2C, s)
OAc	21.9 q		21.8 q	22.1 q	21.9 q		21.4 q
(CH3)							20.9 q

aRecorded at 100 MHz.
^bRecorded at 125 MHz.