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. 2020 Feb 18;25(4):913. doi: 10.3390/molecules25040913

Table 1.

Secondary metabolites identified from Aspergillus pachycristatus NRRL 11440.

Molecule R. Time Exact Mass [M + H]+ m/z Found Error (ppm) Class
1 Alternariol b 4.08 259.0607 259.0603 −1.5 Polyketide
2 F9775-A b 3.40 397.0923 397.0921 −0.5 Polyketide
3 F9775-B b 3.91 397.0923 397.0920 −0.8 Polyketide
4 Cyclo (Leu-Phe) a 3.89 261.1603 261.1600 −1.2 Diketopiperazine
5 Aspernidine A b 7.25 400.2488 400.2487 −0.3 Prenylated alkaloid
6 Aspernidine B b 6.70 386.2331 386.2324 −1.8 Prenylated alkaloid
7 Aspernidine C b 7.29 414.2644 414.2638 −1.5 Prenylated alkaloid
8 Aspercryptin A1 b 5.54 758.5392 758.5383 −1.2 Lipopeptide
9 Aspercryptin A2 b 5.60 742.5443 742.5432 −1.5 Lipopeptide
10 Antibiotic 1656G b 6.40 584.4018 584.4023 0.9 Lipopeptide
11 Antibiotic 3127 b 5.58 542.3548 542.3557 1.6 Lipopeptide
12 Fellutamide B b 5.68 556.3705 556.3706 0.2 Lipopeptide
13 Fellutamide C b 5.47 558.3861 558.3860 −0.2 Lipopeptide
14 Emericellamide A a 6.64 610.4174 610.4177 0.5 Cyclic lipopeptide
15 Emericellamide C/D b,c 6.09 596.4018 596.4022 0.7 Cyclic lipopeptide
16 Emericellamide E b 6.82 624.4331 624.4327 −0.6 Cyclic lipopeptide
17 Emericellamide F b 6.89 624.4331 624.4332 0.2 Cyclic lipopeptide
18 Emericellamide G b 5.90 582.3861 582.3862 0.2 Cyclic lipopeptide
19 Emericellamide H b 7.08 638.4487 638.4488 0.2 Cyclic lipopeptide
20 Sterigmatocystin b 5.76 325.0712 325.0706 −1.9 Polyketide
21 N,N’,N’’-triacetylfusarinine a 3.82 853.4189 853.4197 0.9 Hydroxamate siderophore

a Compounds identified using GNPS database. b Compounds identified by matching HRMS with known Aspergillus nidulans secondary metabolites. c It is not possible to distinguish between the two isomers in this case.