Table-4.

GC-MS of ethanol extract of C. longa using library.

No.	Rt (min)	Name of active compounds	% peak area
1	3.5	D-2,3-Butane diol	1.21
2	5.7	o-cymene	0.34
3	6.73	Terpinolene	0.64
4	7.27	α-thujone	0.58
5	7.70	Cis-sabinol	0.33
6	8.13	Ciminaldehyde	0.5
7	8.68	Thymol	0.71
8	8.98	phenol	0.57
9	9.19	Dihydrocurcumene	1.21
10	9.47	Hemellitol	0.38
11	9.57	Cembrene	0.42
12	9.71	α-guaiene	0.96
13	9.82	Longipinene	0.37
14	9.91	β-bisabolene	1.75
15	10.04	γ-gurjunene	0.54
16	10.28	β-Curcumene	1.08
17	10.41	Cuparene	0.47
18	10.45	Cedr-8-ene	3.87
19	10541	β-Cedrene	4.59
20	10.72	Cis-p-mentha-2,8-diene-1-ol	2.1
21	10.81	Cis-p-mentha-6,8-diene-2ol	0.39
23	10.83	Cis-Lanceol	1.05
24	10.87	Geranyl-α-terpinene	0.64
25	11.08	β-Himachalene	2.26
26	11.19	Spathulenol	0.51
27	11.368	Nopol (terpene)	1.08
28	11.65	α-Curcumene	30.71
29	11.78	α-bergamotene	0.55
30	11.81	Zingiberene	0.48
31	11.91	Tumerone	7.14
32	12.00	Longiverbenone	0.66
33	12.102	Trans-Chrysanthenyl acetate	1.18
34	12.155	Caryophyllene oxide	1.77
35	12.257	α-terpinene	0.48
36	12.379	Germacrone	6.08
37	12.493	Elemol	0.93
38	12.66	Geranyllinalool	0.86
39	12.786	Terpinylformate	1.51
40	12.969	Cis-sesquisabinene hydrate	2.51
41	13.108	Corymbolone	1.51
42	13.365	α-lonone	0.59
43	13.495	p-Cymen-2-ol	2.49
44	13.678	7,3`-Dimethyoy-3-hydroxyflavone	2.09
45	14.738	Pinane	2.05
46	14.774	Farnesol	2.1
47	14.86	5β, 7βH, 10 α-eudesm-11-en-1a-ol	0.89
48	15.74	Phytol	0.38
49	21.456	Stigmasterol	0.46
50	22.85	β-sitosterol	0.22

C. longa=Curcuma longa, GC-MS=Gas chromatography–mass spectrometry