Aqueous Extract of Brazilian Green Propolis: Primary Components, Evaluation of Inflammation and Wound Healing by Using Subcutaneous Implanted Sponges
Table 1
Chromatographic and spectroscopic data of constituents of an aqueous extract of a sample of Brazilian green propolis from Minas Gerais (Southeast Brazil), obtained by HPLC/ESI/MS
Peak
Retention time (min)
Relative amount (%)
UV (nm)
[M + H]+ m/z
[M−H]− m/z
Proposed identification
1
14.4
1.2
ND
355.2
353.4
3-O-(E)-caffeoylquinic acid
2
17.6
4.4
300 sh, 330
355.2
353.1
5-O-(E)-caffeoylquinic acid
3
20.9
2.6
300 sh, 330
355.2
353.1
4-O-(E)-caffeoylquinic acid
4
27.1
13.8
300 sh, 330
521.4
519.2
Didihydrocaffeoylquinic acid
5
29.0
15.8
300 sh, 330
517.3
515.2
3,4-Di-O-(E)-caffeoylquinic acid
6
31.5
8.0
300 sh, 330
517.3
515.2
3,5-Di-O-(E)-caffeoylquinic acid
7
32.5
27.2
330
ND
515.2
4,5-Di-O-(E)-caffeoylquinic acid
8
41.3
2.0
315
ND
231.2
4-Hydroxy-3-prenyl-cinnamic acid (drupanin)
9
47.0
5.0
315
ND
299.5
4-Hydroxy-3,5-diprenyl-cinnamic acid (artepilin C)
