Peak No.

T_R (min)

Assigned identity

[M-H]⁻ m/z

Meanmeasured Theorical ppm

mass (Da) exact mass (Da)

References

1

2.69

euscaphic acid

487.3417

487.3423

−1.2

[21]

2

2.75

hyptadienic acid

469.3327

469.3318

1.9

[21]

3

4.64

betulinic acid

455.3520

455.3525

−1.1

[21]

4

4.66

oleanolic acid

455.3518

455.3525

−1.5

[21]

5

4.68

ursolic acid

455.3528

455.3525

0.6

[21]

6

5.75

3β-O-(p-coumaroyl)-maslinicacid

617.3823

617.3842

−3.0

[22]

7

5.89

3β-O-(p-coumaroyl)-maslinic acid

617.3820

617.3842

−3.6

[22]

8

5.98

3β-O-(p-coumaroyl)-2-hydroxy-urs-12-en-28-oic acid

617.3819

617.3842

−3.7

[21]