. 2014 Feb 27;52(5):2572–2584. doi: 10.1007/s13197-014-1292-z

Table 2.

Comparative table of various volatile compounds identified using HS-GC-MS in Medicinal Rice “Karungkuravi” and “Mappilai Samba”

Sl.No.	Retention time	Similarity index	Retention index	Name of the compound	Area (%)
Sl.No.	Retention time	Similarity index	Retention index	Name of the compound	Karungkuravai	Mappilai Samba
1	1.222	93	1097	l-alanine ethylamide	1.54 ± 0.42	–
2	1.626	99	408	Acetaldehyde	5.37 ± 0.46^a	0.42 ± 0.04^b
3	2.233	99	463	Ethanol	0.82 ± 0.03^a	0.05 ± 0.01^b
4	2.62	98	455	Acetone	3.55 ± 0.31^a	0.46 ± 0.06^b
5	2.719	95	482	2-propanol	0.61 ± 0.08
6	2.985	99	465	Cyanomethane	8.37 ± 0.45^a	0.83 ± 0.16^b
7	3.619	96	543	Isobutyraldehyde	4.13 ± 0.70^a	0.28 ± 0.03^b
8	4.921	96	586	Ethyl acetate	0.95 ± 0.07^a	0.47 ± 0.11^b
9	6.533	97	643	Beta-methyl butanal (Isovaleral)	2.79 ± 0.37^a	0.18 ± 0.03^b
10	6.76	95	643	Alpha-methyl butanal	1.94 ± 0.05^a	0.13 ± 0.04^b
11	8.127	97	681	2-pentanol	1.6 ± 0.23^a	0.07 ± 0.01^b
12	10.542	96	806	Hexanal	2.37 ± 0.37^a	0.15 ± 0.03^b
13	14.757	90	1018	D-limonene	1.85 ± 0.14	–
14	14.888	93	1086	3,7-dimethyl decane	11.48 ± 0.61^a	0.14 ± 0.03^b
15	14.998	93	1185	3,7-dimethyl-undecane	3.86 ± 0.46	–
16	15.601	90	958	2,3,6,7-tetramethyloctane	1.60 ± 0.08^a	0.13 ± 0.04^b
17	16.601	91	1104	Nonanal	0.65 ± 0.08	–
18	18.005	95	1582	Curlone	21.88 ± 0.94	–
19	18.618	91	1285	4,6-dimethyldodecane	2.61 ± 0.42	–
20	21.771	83	1494	4,11,11-trimethyl-8-methylene bicyclo(7.2.0) undec-4-ene	3.88 ± 0.27	–
21	22.24	92	1454	5-(1,5-dimethyl-4-hexenyl)-2-methyl-[S-(R,S)]-1,3-cyclohexadiene	6.93 ± 0.39^a	0.11 ± 0.05^b
22	22.358	87	1500	1-methyl-4-(5-methyl-1-methylene-4-hexenyl)-, (S)-cyclohexene	2.34 ± 0.44	–
23	22.589	93	1446	3-(1,5-dimethyl-4-hexenyl)-6-methylene-[S-(R,S)]-cyclohexene	6.26 ± 0.38	–
24	23.108	89	1564	.+/−.-trans-nerolidol	2.98 ± 0.12	–
25	3.147	97	511	2-methyl-2-propanol	–	0.22 ± 0.02
26	4.759	98	369	Trimethyl-silanol	–	1.88 ± 0.23
27	13.22	89		2,2-dimethyl-3-methylene-(Delta 2-carene)- bicyclo[2.2.1]heptane	–	0.03 ± 0.01
28	13.442	98	827	Octamethyl-cyclotetrasiloxane	–	42.53 ± 1.05
29	13.746	95	1130	2,2-dimethyl-decane	–	0.1 ± 0.04
30	14.236	85	620	Hexamethyl cyclotrisiloxane	–	0.65 ± 0.09
31	16.232	80	2274	N-[(pentafluorophenyl)methylene]-.beta.,4-bis[(trimethylsilyl)oxy]-benzeneethanamine.	–	37.3 ± 1.22
32	19.091	71	2579	7-chloro-1,3-dihydro-5-phenyl-1-(trimethylsilyl)-2H-1,4-benzodiazepin-2-one	–	13.40 ± 0.44
33	19.48	89	732	3,3-dimethyl hexane	–	0.02 ± 0.005
34	19.68	75	1230	4-(1-methylethyl)-benzaldehyde	–	0.08 ± 0.02
35	21.41	94	1367	1,7,7-trimethylbicyclo[2.2.1]hept-2-yl ester, exo-2-propenoic acid	–	0.28 ± 0.03
36	22.58	85	1398	Cedrene	–	0.15 ± 0.02

Data’s were statistically analysed using ANOVA and Tukey’s test. Means in the same columns with different superscripts are significantly different, (p < 0.05)