Table 1 Characterization of tentative new secondary metabolites by HPLC-ESI-TOF-MS.

From: Fungal endophytes from arid areas of Andalusia: high potential sources for antifungal and antitumoral agents

Strain

RT (min)

[M + H]+ Exp.

Proposed Ion

Main Secondary Experimental Ions

Production Media

Proposed Formula

Compound

CF-285754

3.91

497.11

C22H25O11S+

498.1138; 183.1372; 295.2259

LSFM + XAD16

C22H24O11S

A

CF-285755

3.92

497.1104

C22H25O11S+

498.1138; 271.0587; 183.1217

LSFM + XAD16

C22H24O11S

CF-285753

3.91

497.1102

C22H25O11S+

498.1135; 499.1105; 519.0918

LSFM + XAD16

C22H24O11S

CF-288957

5.04

656.3848

C30H55O14+

657.3879; 658.39

YES & HP20

C30H54O14

B

CF-090351

5.01

656.3852

C30H55O14+

657.3885; 658.3911

MMK2 & XAD16

C30H54O14

CF-091924

5.33

933.5659

C46H74N7O12+

916.5391; 458.7725; 934.5688

YES & HP20

C46H73N7O12

C

CF-091924

5.49

947.5815

C47H76N7O12+

930.5549; 948.5846; 931.5579

YES & HP20

C47H75N7O12

D

CF-091924

6.11

914.5596

C47H76N7O11+

457.7832; 931.5863; 932.5891

YES & HP20

C47H75N7O11

E

CF-090782

5.08

328.2475

C39H28NO8S+

293.2104; 329.2508; 275.1997

MMK2 + XAD16

C39H27NO8S

F

CF-288938

4.65

328.2471

C39H28NO8S+

275.1994; 311.2206; 279.2308

MMK2

C39H27NO8S

CF-287465

6.27

780.5469

C40H75O13+

781.5503; 745.5095; 785.5019

LSFM & XAD16

C40H74O13

G

CF-285758

4.85

415.1392

C22H23O8+

416.1421; 359.1124; 301.0704

YES + HP20

C22H22O8

H

CF-285760

2.61

521.2349

C18H33N8O10+

522.2374; 538.2608; 523.2389

MMK2

C18H32N8O10

I

CF-285773

2.54

521.2335

C18H33N8O10+

522.2363; 539.2626; 523.239

XPMK + HP20

C18H32N8O10

CF-285765

5.54

551.1503

C36H23O6+

568.1767; 552.1532; 559.1794

YES

C36H22O6

J

CF-090361

3.76

343.1926

C18H31O4S+

235.2048; 344.1957; 943.5241

LSFM& MMK2

C18H30O4S

K

CF-090361

7.99

532.439

C30H59O4S+

515.4127; 532.44226; 516.416

LSFM & MMK2

C30H58O4S

L

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