Mikania glomerata: Phytochemical, Pharmacological, and Neurochemical Study

Table 1

Fatty acids methyl esters and other constituents identified by GC/MS, after hydrolysis and methylation of the standardized ethanol extract of leaves of M. glomerata Sprengel.

Compound number	Compound name	R.T.	Area (%)	Main fragments (%)	M^+/base peak
1	Methyl cinnamate	8.39	2.60	131 (100); 162 (53); 103 (52); 77 (37); 51 (30)	162/131
2	2H-1-Benzopyran-2-one	9.49	20.47	118 (100); 146 (70); 90 (41); 89 (40); 63 (28)	146/118
3	(2-Hydroxyphenyl)methyl propionate	10.65	2.66	120 (100); 148 (90); 91 (70); 44 (44); 180 (10)	180/120
4	(Z)-Methyl-hexadec-7-enoate	17.49	2.64	43 (100); 55 (80); 41 (72); 74 (60); 268 (>10)	268/43
5	Methyl hexadecanoate	17.77	36.00	74 (100); 87 (65); 43 (30); 55 (22); 270 (>10)	270/74
6	Hexadecanoic acid	18.12	5.77	73 (100); 43 (96); 60 (73); 57 (65); 256 (>10)	256/73
7	(Z)-Methyl-octadec-9-enoate	19.44	15.90	55 (100); 41 (76); 69 (75); 74 (100); 296 (<10)	296/55
8	Octadecanoic acid	19.63	7.40	74 (100); 87 (61); 43 (38); 55 (24); 298	298/74
9	Squalene	26.96	3.89	69 (100); 81 (69); 41 (28); 95 (20)	—/69

R.T.: retention time; M⁺: ion molecule.