Exact Mass: 501.2638858
Exact Mass Matches: 501.2638858
Found 247 metabolites which its exact mass value is equals to given mass value 501.2638858
,
within given mass tolerance error 0.01 dalton. Try search metabolite list with more accurate mass tolerance error
0.001 dalton.
(2S)-3-Methyl-2-[(2R,2R,6S,7R,8aS)-4,6,7-trihydroxy-2,5,5,8a-tetramethyl-6-oxo-3,4,4a,5,6,6,7,8,8,8a-decahydro-2H-spiro[furo[2,3-E]isoindole-2,1-naphthalen]-7(3H)-yl]butanoic acid
c(Gly-Pro-Tyr-Leu-Ala)|cyclo(Ala-Gly-Pro-Tyr-Leu-)|cyclo(ProTyrLeuAlaGly)|pseudostellarin|pseudostellarin A
C25H35N5O6 (501.25872100000004)
His Ala Phe Lys
C24H35N7O5 (501.26995400000004)
Ala Phe His Lys
C24H35N7O5 (501.26995400000004)
C28H39NO7_Spiro[2H-furo[2,3-e]isoindole-2,1(2H)-naphthalene]-7(3H)-acetic acid, 3,4,4a,5,6,6,7,8,8,8a-decahydro-4,6,7-trihydroxy-2,5,5,8a-tetramethyl-alpha-(1-methylethyl)-6-oxo-, (alphaS,2R,2R,6S,7R,8aS)
(2S)-2-[(2R,3S,7R,8R,8aS)-2,3,4-trihydroxy-4,4,7,8a-tetramethyl-6-oxospiro[2,3,4a,5,6,7-hexahydro-1H-naphthalene-8,2-3,8-dihydrofuro[2,3-e]isoindole]-7-yl]-3-methylbutanoic acid
Ala Phe Lys His
C24H35N7O5 (501.26995400000004)
Ala His Phe Lys
C24H35N7O5 (501.26995400000004)
Ala His Lys Phe
C24H35N7O5 (501.26995400000004)
Ala Lys Phe His
C24H35N7O5 (501.26995400000004)
Ala Lys His Phe
C24H35N7O5 (501.26995400000004)
Ala Gln Gln Arg
Ala Gln Arg Gln
Ala Arg Gln Gln
Glu Pro Arg Thr
Glu Pro Thr Arg
Glu Arg Pro Thr
Glu Arg Thr Pro
Glu Thr Pro Arg
Glu Thr Arg Pro
Phe Ala His Lys
C24H35N7O5 (501.26995400000004)
Phe Ala Lys His
C24H35N7O5 (501.26995400000004)
Phe His Ala Lys
C24H35N7O5 (501.26995400000004)
Phe His Lys Ala
C24H35N7O5 (501.26995400000004)
Phe Lys Ala His
C24H35N7O5 (501.26995400000004)
Phe Lys His Ala
C24H35N7O5 (501.26995400000004)
His Ala Lys Phe
C24H35N7O5 (501.26995400000004)
His Phe Ala Lys
C24H35N7O5 (501.26995400000004)
His Phe Lys Ala
C24H35N7O5 (501.26995400000004)
His Lys Ala Phe
C24H35N7O5 (501.26995400000004)
His Lys Phe Ala
C24H35N7O5 (501.26995400000004)
Ile Asn Gln Gln
Ile Pro Ser Trp
C25H35N5O6 (501.25872100000004)
Ile Pro Trp Ser
C25H35N5O6 (501.25872100000004)
Ile Gln Asn Gln
Ile Gln Gln Asn
Ile Ser Pro Trp
C25H35N5O6 (501.25872100000004)
Ile Ser Trp Pro
C25H35N5O6 (501.25872100000004)
Ile Trp Pro Ser
C25H35N5O6 (501.25872100000004)
Ile Trp Ser Pro
C25H35N5O6 (501.25872100000004)
Lys Ala Phe His
C24H35N7O5 (501.26995400000004)
Lys Ala His Phe
C24H35N7O5 (501.26995400000004)
Lys Phe Ala His
C24H35N7O5 (501.26995400000004)
Lys Phe His Ala
C24H35N7O5 (501.26995400000004)
Lys His Ala Phe
C24H35N7O5 (501.26995400000004)
Lys His Phe Ala
C24H35N7O5 (501.26995400000004)
Leu Asn Gln Gln
Leu Pro Ser Trp
C25H35N5O6 (501.25872100000004)
Leu Pro Trp Ser
C25H35N5O6 (501.25872100000004)
Leu Gln Asn Gln
Leu Gln Gln Asn
Leu Ser Pro Trp
C25H35N5O6 (501.25872100000004)
Leu Ser Trp Pro
C25H35N5O6 (501.25872100000004)
Leu Trp Pro Ser
C25H35N5O6 (501.25872100000004)
Leu Trp Ser Pro
C25H35N5O6 (501.25872100000004)
Met Pro Arg Val
C21H39N7O5S (501.27332440000004)
Met Pro Val Arg
C21H39N7O5S (501.27332440000004)
Met Arg Pro Val
C21H39N7O5S (501.27332440000004)
Met Arg Val Pro
C21H39N7O5S (501.27332440000004)
Met Val Pro Arg
C21H39N7O5S (501.27332440000004)
Met Val Arg Pro
C21H39N7O5S (501.27332440000004)
Asn Ile Gln Gln
Asn Leu Gln Gln
Asn Asn Arg Val
Asn Asn Val Arg
Asn Gln Ile Gln
Asn Gln Leu Gln
Asn Gln Gln Ile
Asn Gln Gln Leu
Asn Arg Asn Val
Asn Arg Val Asn
Asn Val Asn Arg
Asn Val Arg Asn
Pro Glu Arg Thr
Pro Glu Thr Arg
Pro Ile Ser Trp
C25H35N5O6 (501.25872100000004)
Pro Ile Trp Ser
C25H35N5O6 (501.25872100000004)
Pro Leu Ser Trp
C25H35N5O6 (501.25872100000004)
Pro Leu Trp Ser
C25H35N5O6 (501.25872100000004)
Pro Met Arg Val
C21H39N7O5S (501.27332440000004)
Pro Met Val Arg
C21H39N7O5S (501.27332440000004)
Pro Arg Glu Thr
Pro Arg Met Val
C21H39N7O5S (501.27332440000004)
Pro Arg Thr Glu
Pro Arg Val Met
C21H39N7O5S (501.27332440000004)
Pro Ser Ile Trp
C25H35N5O6 (501.25872100000004)
Pro Ser Leu Trp
C25H35N5O6 (501.25872100000004)
Pro Ser Trp Ile
C25H35N5O6 (501.25872100000004)
Pro Ser Trp Leu
C25H35N5O6 (501.25872100000004)
Pro Thr Glu Arg
Pro Thr Arg Glu
Pro Thr Val Trp
C25H35N5O6 (501.25872100000004)
Pro Thr Trp Val
C25H35N5O6 (501.25872100000004)
Pro Val Met Arg
C21H39N7O5S (501.27332440000004)
Pro Val Arg Met
C21H39N7O5S (501.27332440000004)
Pro Val Thr Trp
C25H35N5O6 (501.25872100000004)
Pro Val Trp Thr
C25H35N5O6 (501.25872100000004)
Pro Trp Ile Ser
C25H35N5O6 (501.25872100000004)
Pro Trp Leu Ser
C25H35N5O6 (501.25872100000004)
Pro Trp Ser Ile
C25H35N5O6 (501.25872100000004)
Pro Trp Ser Leu
C25H35N5O6 (501.25872100000004)
Pro Trp Thr Val
C25H35N5O6 (501.25872100000004)
Pro Trp Val Thr
C25H35N5O6 (501.25872100000004)
Gln Ala Gln Arg
Gln Ala Arg Gln
Gln Ile Asn Gln
Gln Ile Gln Asn
Gln Leu Asn Gln
Gln Leu Gln Asn
Gln Asn Ile Gln
Gln Asn Leu Gln
Gln Asn Gln Ile
Gln Asn Gln Leu
Gln Gln Ala Arg
Gln Gln Ile Asn
Gln Gln Leu Asn
Gln Gln Asn Ile
Gln Gln Asn Leu
Gln Gln Gln Val
Gln Gln Arg Ala
Gln Gln Val Gln
Gln Arg Ala Gln
Gln Arg Gln Ala
Gln Val Gln Gln
Arg Ala Gln Gln
Arg Glu Pro Thr
Arg Glu Thr Pro
Arg Met Pro Val
C21H39N7O5S (501.27332440000004)
Arg Met Val Pro
C21H39N7O5S (501.27332440000004)
Arg Asn Asn Val
Arg Asn Val Asn
Arg Pro Glu Thr
Arg Pro Met Val
C21H39N7O5S (501.27332440000004)
Arg Pro Thr Glu
Arg Pro Val Met
C21H39N7O5S (501.27332440000004)
Arg Gln Ala Gln
Arg Gln Gln Ala
Arg Thr Glu Pro
Arg Thr Pro Glu
Arg Val Met Pro
C21H39N7O5S (501.27332440000004)
Arg Val Asn Asn
Arg Val Pro Met
C21H39N7O5S (501.27332440000004)
Ser Ile Pro Trp
C25H35N5O6 (501.25872100000004)
Ser Ile Trp Pro
C25H35N5O6 (501.25872100000004)
Ser Leu Pro Trp
C25H35N5O6 (501.25872100000004)
Ser Leu Trp Pro
C25H35N5O6 (501.25872100000004)
Ser Pro Ile Trp
C25H35N5O6 (501.25872100000004)
Ser Pro Leu Trp
C25H35N5O6 (501.25872100000004)
Ser Pro Trp Ile
C25H35N5O6 (501.25872100000004)
Ser Pro Trp Leu
C25H35N5O6 (501.25872100000004)
Ser Trp Ile Pro
C25H35N5O6 (501.25872100000004)
Ser Trp Leu Pro
C25H35N5O6 (501.25872100000004)
Ser Trp Pro Ile
C25H35N5O6 (501.25872100000004)
Ser Trp Pro Leu
C25H35N5O6 (501.25872100000004)
Thr Glu Pro Arg
Thr Glu Arg Pro
Thr Pro Glu Arg
Thr Pro Arg Glu
Thr Pro Val Trp
C25H35N5O6 (501.25872100000004)
Thr Pro Trp Val
C25H35N5O6 (501.25872100000004)
Thr Arg Glu Pro
Thr Arg Pro Glu
Thr Val Pro Trp
C25H35N5O6 (501.25872100000004)
Thr Val Trp Pro
C25H35N5O6 (501.25872100000004)
Thr Trp Pro Val
C25H35N5O6 (501.25872100000004)
Thr Trp Val Pro
C25H35N5O6 (501.25872100000004)
Val Met Pro Arg
C21H39N7O5S (501.27332440000004)
Val Met Arg Pro
C21H39N7O5S (501.27332440000004)
Val Asn Asn Arg
Val Asn Arg Asn
Val Pro Met Arg
C21H39N7O5S (501.27332440000004)
Val Pro Arg Met
C21H39N7O5S (501.27332440000004)
Val Pro Thr Trp
C25H35N5O6 (501.25872100000004)
Val Pro Trp Thr
C25H35N5O6 (501.25872100000004)
Val Gln Gln Gln
Val Arg Met Pro
C21H39N7O5S (501.27332440000004)
Val Arg Asn Asn
Val Arg Pro Met
C21H39N7O5S (501.27332440000004)
Val Thr Pro Trp
C25H35N5O6 (501.25872100000004)
Val Thr Trp Pro
C25H35N5O6 (501.25872100000004)
Val Trp Pro Thr
C25H35N5O6 (501.25872100000004)
Val Trp Thr Pro
C25H35N5O6 (501.25872100000004)
Trp Ile Pro Ser
C25H35N5O6 (501.25872100000004)
Trp Ile Ser Pro
C25H35N5O6 (501.25872100000004)
Trp Leu Pro Ser
C25H35N5O6 (501.25872100000004)
Trp Leu Ser Pro
C25H35N5O6 (501.25872100000004)
Trp Pro Ile Ser
C25H35N5O6 (501.25872100000004)
Trp Pro Leu Ser
C25H35N5O6 (501.25872100000004)
Trp Pro Ser Ile
C25H35N5O6 (501.25872100000004)
Trp Pro Ser Leu
C25H35N5O6 (501.25872100000004)
Trp Pro Thr Val
C25H35N5O6 (501.25872100000004)
Trp Pro Val Thr
C25H35N5O6 (501.25872100000004)
Trp Ser Ile Pro
C25H35N5O6 (501.25872100000004)
Trp Ser Leu Pro
C25H35N5O6 (501.25872100000004)
Trp Ser Pro Ile
C25H35N5O6 (501.25872100000004)
Trp Ser Pro Leu
C25H35N5O6 (501.25872100000004)
Trp Thr Pro Val
C25H35N5O6 (501.25872100000004)
Trp Thr Val Pro
C25H35N5O6 (501.25872100000004)
Trp Val Pro Thr
C25H35N5O6 (501.25872100000004)
Trp Val Thr Pro
C25H35N5O6 (501.25872100000004)
(2E,12R)-12-[[3,6-Dideoxy-4-O-(1H-indol-3-ylcarbonyl)-alpha-L-arabino-hexopyranosyl]oxy]-2-tridecenoic acid
N-[(5S,6S,9S)-5-methoxy-3,6,9-trimethyl-2-oxo-11-oxa-3,8-diazabicyclo[10.4.0]hexadeca-1(12),13,15-trien-14-yl]-4-phenylbenzamide
C30H35N3O4 (501.26274300000006)
N-[(5R,6R,9R)-5-methoxy-3,6,9-trimethyl-2-oxo-11-oxa-3,8-diazabicyclo[10.4.0]hexadeca-1(12),13,15-trien-14-yl]-4-phenylbenzamide
C30H35N3O4 (501.26274300000006)
N-[(5R,6S,9R)-5-methoxy-3,6,9-trimethyl-2-oxo-11-oxa-3,8-diazabicyclo[10.4.0]hexadeca-1(12),13,15-trien-14-yl]-4-phenylbenzamide
C30H35N3O4 (501.26274300000006)
N-[(5R,6R,9S)-5-methoxy-3,6,9-trimethyl-2-oxo-11-oxa-3,8-diazabicyclo[10.4.0]hexadeca-1(12),13,15-trien-14-yl]-4-phenylbenzamide
C30H35N3O4 (501.26274300000006)
N-[(5S,6S,9R)-8-[(3-fluorophenyl)methyl]-5-methoxy-3,6,9-trimethyl-2-oxo-11-oxa-3,8-diazabicyclo[10.4.0]hexadeca-1(12),13,15-trien-14-yl]-2-methoxyacetamide
N-[(5R,6R,9S)-8-[(3-fluorophenyl)methyl]-5-methoxy-3,6,9-trimethyl-2-oxo-11-oxa-3,8-diazabicyclo[10.4.0]hexadeca-1(12),13,15-trien-14-yl]-2-methoxyacetamide
N-[(5S,6R,9R)-8-[(2-fluorophenyl)methyl]-5-methoxy-3,6,9-trimethyl-2-oxo-11-oxa-3,8-diazabicyclo[10.4.0]hexadeca-1(12),13,15-trien-14-yl]-2-methoxyacetamide
N-[(5R,6S,9S)-8-[(2-fluorophenyl)methyl]-5-methoxy-3,6,9-trimethyl-2-oxo-11-oxa-3,8-diazabicyclo[10.4.0]hexadeca-1(12),13,15-trien-14-yl]-2-methoxyacetamide
1-[[(10S,11S)-13-[(2S)-1-hydroxypropan-2-yl]-11-methyl-14-oxo-9-oxa-13-azatricyclo[13.4.0.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-10-yl]methyl]-1-methyl-3-phenylurea
C30H35N3O4 (501.26274300000006)
1-[[(10S,11R)-13-[(2S)-1-hydroxypropan-2-yl]-11-methyl-14-oxo-9-oxa-13-azatricyclo[13.4.0.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-10-yl]methyl]-1-methyl-3-phenylurea
C30H35N3O4 (501.26274300000006)
N-[(5R,6R,9R)-8-[(3-fluorophenyl)methyl]-5-methoxy-3,6,9-trimethyl-2-oxo-11-oxa-3,8-diazabicyclo[10.4.0]hexadeca-1(12),13,15-trien-14-yl]-2-methoxyacetamide
N-[(5R,6S,9R)-8-[(3-fluorophenyl)methyl]-5-methoxy-3,6,9-trimethyl-2-oxo-11-oxa-3,8-diazabicyclo[10.4.0]hexadeca-1(12),13,15-trien-14-yl]-2-methoxyacetamide
N-[(5S,6S,9S)-8-[(3-fluorophenyl)methyl]-5-methoxy-3,6,9-trimethyl-2-oxo-11-oxa-3,8-diazabicyclo[10.4.0]hexadeca-1(12),13,15-trien-14-yl]-2-methoxyacetamide
N-[(5S,6R,9R)-8-[(3-fluorophenyl)methyl]-5-methoxy-3,6,9-trimethyl-2-oxo-11-oxa-3,8-diazabicyclo[10.4.0]hexadeca-1(12),13,15-trien-14-yl]-2-methoxyacetamide
N-[(5R,6R,9R)-8-[(2-fluorophenyl)methyl]-5-methoxy-3,6,9-trimethyl-2-oxo-11-oxa-3,8-diazabicyclo[10.4.0]hexadeca-1(12),13,15-trien-14-yl]-2-methoxyacetamide
N-[(5R,6R,9S)-8-[(2-fluorophenyl)methyl]-5-methoxy-3,6,9-trimethyl-2-oxo-11-oxa-3,8-diazabicyclo[10.4.0]hexadeca-1(12),13,15-trien-14-yl]-2-methoxyacetamide
N-[(5S,6S,9R)-8-[(2-fluorophenyl)methyl]-5-methoxy-3,6,9-trimethyl-2-oxo-11-oxa-3,8-diazabicyclo[10.4.0]hexadeca-1(12),13,15-trien-14-yl]-2-methoxyacetamide
N-[(5S,6R,9S)-8-[(2-fluorophenyl)methyl]-5-methoxy-3,6,9-trimethyl-2-oxo-11-oxa-3,8-diazabicyclo[10.4.0]hexadeca-1(12),13,15-trien-14-yl]-2-methoxyacetamide
1-[[(10S,11S)-13-[(2R)-1-hydroxypropan-2-yl]-11-methyl-14-oxo-9-oxa-13-azatricyclo[13.4.0.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-10-yl]methyl]-1-methyl-3-phenylurea
C30H35N3O4 (501.26274300000006)
1-[[(10R,11S)-13-[(2R)-1-hydroxypropan-2-yl]-11-methyl-14-oxo-9-oxa-13-azatricyclo[13.4.0.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-10-yl]methyl]-1-methyl-3-phenylurea
C30H35N3O4 (501.26274300000006)
1-[[(10R,11R)-13-[(2S)-1-hydroxypropan-2-yl]-11-methyl-14-oxo-9-oxa-13-azatricyclo[13.4.0.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-10-yl]methyl]-1-methyl-3-phenylurea
C30H35N3O4 (501.26274300000006)
1-[[(10R,11S)-13-[(2S)-1-hydroxypropan-2-yl]-11-methyl-14-oxo-9-oxa-13-azatricyclo[13.4.0.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-10-yl]methyl]-1-methyl-3-phenylurea
C30H35N3O4 (501.26274300000006)
1-[[(10R,11R)-13-[(2R)-1-hydroxypropan-2-yl]-11-methyl-14-oxo-9-oxa-13-azatricyclo[13.4.0.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-10-yl]methyl]-1-methyl-3-phenylurea
C30H35N3O4 (501.26274300000006)
icas#21
A 4-O-(1H-indol-3-ylcarbonyl)ascaroside derived from (2E,12R)-12-hydroxytridec-2-enoic acid. It is a metabolite of the nematode Caenorhabditis elegans.
1,4,7,10-tetrahydroxy-3-[(4-hydroxyphenyl)methyl]-9-methyl-6-(2-methylpropyl)-3h,6h,9h,12h,15h,16h,17h,17ah-pyrrolo[1,2-a]1,4,7,10,13-pentaazacyclopentadecan-13-one
C25H35N5O6 (501.25872100000004)
(1s,2r,3as,5r,7s,7ar)-2-[(2e)-but-2-enoyl]-2-hydroxy-1-[(3r,4s)-5-hydroxy-4-[(3s)-oct-1-en-3-yl]-2-oxo-3,4-dihydropyrrole-3-carbonyl]-7-methyl-octahydroindene-5-carboxylic acid
(2s)-2-amino-n-[(3z,6s,9s,12s,13r)-3-ethylidene-5,8,11-trihydroxy-9-isopropyl-6,13-dimethyl-2-oxo-1-oxa-4,7,10-triazacyclotrideca-4,7,10-trien-12-yl]-3-phenylpropanimidic acid
C25H35N5O6 (501.25872100000004)
3-methyl-2-{4,6',7'-trihydroxy-2',5',5',8'a-tetramethyl-6-oxo-3,3',4',4'a,6',7',8,8'-octahydro-2'h-spiro[furo[2,3-e]isoindole-2,1'-naphthalen]-7-yl}butanoic acid
methyl 4-[(2r,2'r,4'as,6's,7'r,8'as)-4,6',7'-trihydroxy-2',5',5',8'a-tetramethyl-6-oxo-3,3',4',4'a,6',7',8,8'-octahydro-2'h-spiro[furo[2,3-e]isoindole-2,1'-naphthalen]-7-yl]butanoate
(3r,4e,6e,8e,10r,11s,12r,14r,15r)-3,11,15-trihydroxy-17-{4-[(1-hydroxyethylidene)amino]phenyl}-10,12,14-trimethyl-17-oxoheptadeca-4,6,8-trienoic acid
3,11,15-trihydroxy-17-{4-[(1-hydroxyethylidene)amino]phenyl}-10,12,14-trimethyl-17-oxoheptadeca-4,6,8-trienoic acid
(3s,6s,9s,17as)-1,4,7,10-tetrahydroxy-3-[(4-hydroxyphenyl)methyl]-9-methyl-6-(2-methylpropyl)-3h,6h,9h,12h,15h,16h,17h,17ah-pyrrolo[1,2-a]1,4,7,10,13-pentaazacyclopentadecan-13-one
C25H35N5O6 (501.25872100000004)
methyl 4-{4,6',7'-trihydroxy-2',5',5',8'a-tetramethyl-6-oxo-3,3',4',4'a,6',7',8,8'-octahydro-2'h-spiro[furo[2,3-e]isoindole-2,1'-naphthalen]-7-yl}butanoate
(2r,4s,4ar,5s,6z,8as)-5-[(3r,4s)-5-hydroxy-4-[(3s)-oct-1-en-3-yl]-2-oxo-3,4-dihydropyrrole-3-carbonyl]-6-(2-hydroxypropylidene)-4-methyl-7-oxo-octahydronaphthalene-2-carboxylic acid
(3s,6s,9r,13s,18as)-3,13-diethyl-1,4,7,11-tetrahydroxy-6-(hydroxymethyl)-9-phenyl-3h,6h,9h,10h,13h,16h,17h,18h,18ah-pyrrolo[1,2-d]1,4,7,10,13-pentaazacyclohexadecan-14-one
C25H35N5O6 (501.25872100000004)
(3s,6s,9s,17as)-6-[(2r)-butan-2-yl]-1,4,7,10-tetrahydroxy-3-[(4-hydroxyphenyl)methyl]-9-methyl-3h,6h,9h,12h,15h,16h,17h,17ah-pyrrolo[1,2-a]1,4,7,10,13-pentaazacyclopentadecan-13-one
C25H35N5O6 (501.25872100000004)
(2s)-2-[(2r,2'r,4'as,6's,7'r,8'as)-4,6',7'-trihydroxy-2',5',5',8'a-tetramethyl-6-oxo-3,3',4',4'a,6',7',8,8'-octahydro-2'h-spiro[furo[2,3-e]isoindole-2,1'-naphthalen]-7-yl]-3-methylbutanoic acid
3,13-diethyl-1,4,7,11-tetrahydroxy-6-(hydroxymethyl)-9-phenyl-3h,6h,9h,10h,13h,16h,17h,18h,18ah-pyrrolo[1,2-d]1,4,7,10,13-pentaazacyclohexadecan-14-one
C25H35N5O6 (501.25872100000004)