Chemical Analysis of the Ingredients of 20% Aqueous Ethanol Extract of Nardostachys jatamansi through Phytochemical Study and Evaluation of Anti-Neuroinflammatory Component

Table 1

Quantitative HPLC analysis of compounds 1–9 in NJ20.

No.	Analytes	Detection wavelength (nm)	Retention time (min)	Regression equation	r^2	Content (g/g 100) (%)
1	8α–Hydroxypinoresinol	210	26.82	y = 3240.6x + 973.28	0.9888	0.38 ± 0.01
2	Desoxo-narchinol A	254	33.22	y = 1114.1x + 324.93	0.9999	5.76 ± 0.15
3	Pinoresinol	210	39.48	y = 1131.2x + 1354.5	0.9933	0.30 ± 0.03
4	Nardosinonediol	254	40.52	y = 2205.3x + 545.52	0.9657	1.54 ± 0.06
5	Kanshone A	254	48.76	y = 1324.2x + 170.38	1.0000	0.76 ± 0.04
6	Isonardosinone	254	51.97	y = 386.52x + 46.90	1.0000	0.92 ± 0.15
7	Deblion	254	53.08	y = 1786.6x + 91.597	0.9999	0.32 ± 0.03
8	1α-Hydroxy-(-)-aristolone	254	57.73	y = 982.07x + 67.45	0.9983	0.62 ± 0.04
9	Nardoaristolone B	254	59.38	y = 1720.3x + 45.37	0.9998	0.20 ± 0.02