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Table 1 Chemical composition of methanol extract of Euphorbia hirta

From: Chemical analysis, inhibition of biofilm formation and biofilm eradication potential of Euphorbia hirta L. against clinical isolates and standard strains

N0.

Compounda

RTb

Composition (%)

1

Megastigmatrienone

6.711

0.1

2

6,10,14-Trimethyl-2-Pentadecanone

7.803

0.1

3

Methyl palmitate

8.202

1.1

4

Methyl ester of 3-(3,5-di-tert-butyl-4-hydroxyphenyl)-propionic acid

8.349

0.4

5

Palmitic acid

8.426

7.2

6

Methyl linolenate

9.071

1.9

7

Phytol

9.127

8.5

8

Linoleic acid

9.288

7.7

9

2-monopalmitin

10.856

4

10

2-monostearin

11.906

2.2

11

Squalene

12.628

2.2

12

Vitamin-E

15.645

1

13

Neophytadiene

15.849

0.2

14

Campesterol

17.06

1.9

15

Clionasterol

18.607

10.4

16

Alnulin or skimmiol

18.943

2.5

17

Beta-amyrin

19.273

3.1

18

Cycloartenol

20.078

34.7

19

Alpha-amyrin

20.295

10.7

 

% of identification

 

99.9

 

Terpene

 

0.1

 

Diterpenes

 

0.2

 

Triterpene

 

2.2

 

Terpenoid

 

1.0

 

Diterpenoid

 

8.5

 

Triterpenoid

 

51.0

 

Fatty acids

 

22.2

 

Ester

 

2.3

 

Sterol

 

12.3

 

Other

 

0.1

  1. aCompounds are listed in order of elution from a HP-5 MS column.
  2. bRetention time (as minutes).