Exact Mass: 515.2519

Exact Mass Matches: 515.2519

Found 34 metabolites which its exact mass value is equals to given mass value 515.2519, within given mass tolerance error 0.0002 dalton. Try search metabolite list with more accurate mass tolerance error 4.0E-5 dalton.

Desoxyharringtonin

Desoxyharringtonin

C28H37NO8 (515.2519)


   

11-Hydroxydeoxyharringtonine

(-)-11alpha-Hydroxydeoxyharringtonine

C28H37NO8 (515.2519)


   

2-[(3R,8aS)-3,4-dihydroxy-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]pentanedioic acid

2-[(3R,8aS)-3,4-dihydroxy-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]pentanedioic acid

C28H37NO8 (515.2519)


   
   

Alkaloid GB12

Alkaloid GB12

C28H37NO8 (515.2519)


   

Spirodihydrobenzofuranlactam IV

Spirodihydrobenzofuranlactam IV

C28H37NO8 (515.2519)


   

C28H37NO8_Pentanedioic acid, 2-[(6S,8aS)-3,4,4a,5,6,6,7,8,8,8a-decahydro-4,6-dihydroxy-2,5,5,8a-tetramethyl-6-oxospiro[2H-furo[2,3-e]isoindole-2,1(2H)-naphthalen]-7(3H)-yl]

NCGC00169355-02_C28H37NO8_Pentanedioic acid, 2-[(6S,8aS)-3,4,4a,5,6,6,7,8,8,8a-decahydro-4,6-dihydroxy-2,5,5,8a-tetramethyl-6-oxospiro[2H-furo[2,3-e]isoindole-2,1(2H)-naphthalen]-7(3H)-yl]-

C28H37NO8 (515.2519)


   

C28H37NO8_2-{2-[(3E)-4,8-Dimethyl-3,7-nonadien-1-yl]-3,5-dihydroxy-2-methyl-7-oxo-3,4,7,9-tetrahydropyrano[2,3-e]isoindol-8(2H)-yl}pentanedioic acid

NCGC00169069-02_C28H37NO8_2-{2-[(3E)-4,8-Dimethyl-3,7-nonadien-1-yl]-3,5-dihydroxy-2-methyl-7-oxo-3,4,7,9-tetrahydropyrano[2,3-e]isoindol-8(2H)-yl}pentanedioic acid

C28H37NO8 (515.2519)


   

C28H37NO8_2-[(6R,8aS)-4,6-Dihydroxy-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]pentanedioic acid

NCGC00384954-01_C28H37NO8_2-[(6R,8aS)-4,6-Dihydroxy-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]pentanedioic acid

C28H37NO8 (515.2519)


   

C28H37NO8_Pentanedioic acid, 2-[(2R,2R,6R,8aS)-3,4,4a,5,6,6,7,8,8,8a-decahydro-4,6-dihydroxy-2,5,5,8a-tetramethyl-6-oxospiro[2H-furo[2,3-e]isoindole-2,1(2H)-naphthalen]-7(3H)-yl]-, (2S)

NCGC00180503-03_C28H37NO8_Pentanedioic acid, 2-[(2R,2R,6R,8aS)-3,4,4a,5,6,6,7,8,8,8a-decahydro-4,6-dihydroxy-2,5,5,8a-tetramethyl-6-oxospiro[2H-furo[2,3-e]isoindole-2,1(2H)-naphthalen]-7(3H)-yl]-, (2S)-

C28H37NO8 (515.2519)


   

(2S)-2-[(3R,7R,8R,8aS)-3,4-dihydroxy-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]pentanedioic acid

(2S)-2-[(3R,7R,8R,8aS)-3,4-dihydroxy-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]pentanedioic acid

C28H37NO8 (515.2519)


   

Nargenicin A1

Nargenicin A1

C28H37NO8 (515.2519)


   

(2S)-2-[(3R,7R,8R,8aS)-3,4-dihydroxy-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]pentanedioic acid_major

(2S)-2-[(3R,7R,8R,8aS)-3,4-dihydroxy-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]pentanedioic acid_major

C28H37NO8 (515.2519)


   

2-[(3R,8aS)-3,4-dihydroxy-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]pentanedioic acid_major

2-[(3R,8aS)-3,4-dihydroxy-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]pentanedioic acid_major

C28H37NO8 (515.2519)


   

2-((6R,8aS)-4,6-dihydroxy-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)pentanedioic acid

2-((6R,8aS)-4,6-dihydroxy-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)pentanedioic acid

C28H37NO8 (515.2519)


   

Cephalotaxine,3-[4-methyl (2R)-2-hydroxy-2-(3-methylbutyl)butanedioate]

Cephalotaxine,3-[4-methyl (2R)-2-hydroxy-2-(3-methylbutyl)butanedioate]

C28H37NO8 (515.2519)


   
   

[(1S,3R,4R,5R,6R,7S,8R,11S,13R,16R,17R)-6-hydroxy-16-(1-hydroxyethyl)-13-methoxy-5,17,19-trimethyl-14-oxo-2,15-dioxatetracyclo[9.8.0.01,7.03,8]nonadeca-9,18-dien-4-yl] 1H-pyrrole-2-carboxylate

[(1S,3R,4R,5R,6R,7S,8R,11S,13R,16R,17R)-6-hydroxy-16-(1-hydroxyethyl)-13-methoxy-5,17,19-trimethyl-14-oxo-2,15-dioxatetracyclo[9.8.0.01,7.03,8]nonadeca-9,18-dien-4-yl] 1H-pyrrole-2-carboxylate

C28H37NO8 (515.2519)


   

ST 26:6;O6;Gly

ST 26:6;O6;Gly

C28H37NO8 (515.2519)


   

ST 20:5;O3;HexNAc

ST 20:5;O3;HexNAc

C28H37NO8 (515.2519)


   

(1s,3r,4r,5r,6r,7s,8r,11s,13s,16s,17r)-6-hydroxy-16-[(1r)-1-hydroxyethyl]-13-methoxy-5,17,19-trimethyl-14-oxo-2,15-dioxatetracyclo[9.8.0.0¹,⁷.0³,⁸]nonadeca-9,18-dien-4-yl 1h-pyrrole-2-carboxylate

(1s,3r,4r,5r,6r,7s,8r,11s,13s,16s,17r)-6-hydroxy-16-[(1r)-1-hydroxyethyl]-13-methoxy-5,17,19-trimethyl-14-oxo-2,15-dioxatetracyclo[9.8.0.0¹,⁷.0³,⁸]nonadeca-9,18-dien-4-yl 1h-pyrrole-2-carboxylate

C28H37NO8 (515.2519)


   

(2s,3s,6r)-4-methoxy-16,18-dioxa-10-azapentacyclo[11.7.0.0²,⁶.0⁶,¹⁰.0¹⁵,¹⁹]icosa-1(20),4,13,15(19)-tetraen-3-yl 1-methyl (3s)-3-hydroxy-3-(3-methylbutyl)butanedioate

(2s,3s,6r)-4-methoxy-16,18-dioxa-10-azapentacyclo[11.7.0.0²,⁶.0⁶,¹⁰.0¹⁵,¹⁹]icosa-1(20),4,13,15(19)-tetraen-3-yl 1-methyl (3s)-3-hydroxy-3-(3-methylbutyl)butanedioate

C28H37NO8 (515.2519)


   

2-{4,6'-dihydroxy-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}pentanedioic acid

2-{4,6'-dihydroxy-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}pentanedioic acid

C28H37NO8 (515.2519)


   

(2s,3s,6s)-4-methoxy-16,18-dioxa-10-azapentacyclo[11.7.0.0²,⁶.0⁶,¹⁰.0¹⁵,¹⁹]icosa-1(20),4,13,15(19)-tetraen-3-yl 1-methyl (3r)-3-hydroxy-3-(3-methylbutyl)butanedioate

(2s,3s,6s)-4-methoxy-16,18-dioxa-10-azapentacyclo[11.7.0.0²,⁶.0⁶,¹⁰.0¹⁵,¹⁹]icosa-1(20),4,13,15(19)-tetraen-3-yl 1-methyl (3r)-3-hydroxy-3-(3-methylbutyl)butanedioate

C28H37NO8 (515.2519)


   

(1s)-1-[(1s,3ar,3bs,7r,9ar,9br,11r,11as)-11-(acetyloxy)-1,3a,3b,7-tetrahydroxy-9a-methyl-2h,3h,4h,6h,7h,8h,9h,9bh,10h,11h,11ah-cyclopenta[a]phenanthren-1-yl]ethyl pyridine-2-carboxylate

(1s)-1-[(1s,3ar,3bs,7r,9ar,9br,11r,11as)-11-(acetyloxy)-1,3a,3b,7-tetrahydroxy-9a-methyl-2h,3h,4h,6h,7h,8h,9h,9bh,10h,11h,11ah-cyclopenta[a]phenanthren-1-yl]ethyl pyridine-2-carboxylate

C28H37NO8 (515.2519)


   

1-[11-(acetyloxy)-1,3a,3b,7-tetrahydroxy-9a-methyl-2h,3h,4h,6h,7h,8h,9h,9bh,10h,11h,11ah-cyclopenta[a]phenanthren-1-yl]ethyl pyridine-2-carboxylate

1-[11-(acetyloxy)-1,3a,3b,7-tetrahydroxy-9a-methyl-2h,3h,4h,6h,7h,8h,9h,9bh,10h,11h,11ah-cyclopenta[a]phenanthren-1-yl]ethyl pyridine-2-carboxylate

C28H37NO8 (515.2519)


   

4-methoxy-16,18-dioxa-10-azapentacyclo[11.7.0.0²,⁶.0⁶,¹⁰.0¹⁵,¹⁹]icosa-1(20),4,13,15(19)-tetraen-3-yl 1-methyl 3-hydroxy-3-(3-methylbutyl)butanedioate

4-methoxy-16,18-dioxa-10-azapentacyclo[11.7.0.0²,⁶.0⁶,¹⁰.0¹⁵,¹⁹]icosa-1(20),4,13,15(19)-tetraen-3-yl 1-methyl 3-hydroxy-3-(3-methylbutyl)butanedioate

C28H37NO8 (515.2519)


   

(2s)-2-[(2r,2'r,4'as,6'r,8'as)-4,6'-dihydroxy-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]pentanedioic acid

(2s)-2-[(2r,2'r,4'as,6'r,8'as)-4,6'-dihydroxy-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]pentanedioic acid

C28H37NO8 (515.2519)


   

2-{4,6'-dihydroxy-2',5',5',8'a-tetramethyl-7-oxo-3,3',4',4'a,5,6',7',8'-octahydro-2'h-spiro[furo[2,3-f]isoindole-2,1'-naphthalen]-6-yl}pentanedioic acid

2-{4,6'-dihydroxy-2',5',5',8'a-tetramethyl-7-oxo-3,3',4',4'a,5,6',7',8'-octahydro-2'h-spiro[furo[2,3-f]isoindole-2,1'-naphthalen]-6-yl}pentanedioic acid

C28H37NO8 (515.2519)


   

(2s,3s,6r)-4-methoxy-16,18-dioxa-10-azapentacyclo[11.7.0.0²,⁶.0⁶,¹⁰.0¹⁵,¹⁹]icosa-1(20),4,13,15(19)-tetraen-3-yl 1-methyl (3r)-3-hydroxy-3-(3-methylbutyl)butanedioate

(2s,3s,6r)-4-methoxy-16,18-dioxa-10-azapentacyclo[11.7.0.0²,⁶.0⁶,¹⁰.0¹⁵,¹⁹]icosa-1(20),4,13,15(19)-tetraen-3-yl 1-methyl (3r)-3-hydroxy-3-(3-methylbutyl)butanedioate

C28H37NO8 (515.2519)


   

(3s,6s)-4-methoxy-16,18-dioxa-10-azapentacyclo[11.7.0.0²,⁶.0⁶,¹⁰.0¹⁵,¹⁹]icosa-1(20),4,13,15(19)-tetraen-3-yl 1-methyl (3r)-3-hydroxy-3-(3-methylbutyl)butanedioate

(3s,6s)-4-methoxy-16,18-dioxa-10-azapentacyclo[11.7.0.0²,⁶.0⁶,¹⁰.0¹⁵,¹⁹]icosa-1(20),4,13,15(19)-tetraen-3-yl 1-methyl (3r)-3-hydroxy-3-(3-methylbutyl)butanedioate

C28H37NO8 (515.2519)


   

(2s)-4-methoxy-16,18-dioxa-10-azapentacyclo[11.7.0.0²,⁶.0⁶,¹⁰.0¹⁵,¹⁹]icosa-1(20),4,13,15(19)-tetraen-3-yl 1-methyl (3s)-3-hydroxy-3-(3-methylbutyl)butanedioate

(2s)-4-methoxy-16,18-dioxa-10-azapentacyclo[11.7.0.0²,⁶.0⁶,¹⁰.0¹⁵,¹⁹]icosa-1(20),4,13,15(19)-tetraen-3-yl 1-methyl (3s)-3-hydroxy-3-(3-methylbutyl)butanedioate

C28H37NO8 (515.2519)


   

(2s)-2-[(2s,2's,4'as,6'r,8'as)-4,6'-dihydroxy-2',5',5',8'a-tetramethyl-7-oxo-3,3',4',4'a,5,6',7',8'-octahydro-2'h-spiro[furo[2,3-f]isoindole-2,1'-naphthalen]-6-yl]pentanedioic acid

(2s)-2-[(2s,2's,4'as,6'r,8'as)-4,6'-dihydroxy-2',5',5',8'a-tetramethyl-7-oxo-3,3',4',4'a,5,6',7',8'-octahydro-2'h-spiro[furo[2,3-f]isoindole-2,1'-naphthalen]-6-yl]pentanedioic acid

C28H37NO8 (515.2519)


   

(2r,3s,6r)-4-methoxy-16,18-dioxa-10-azapentacyclo[11.7.0.0²,⁶.0⁶,¹⁰.0¹⁵,¹⁹]icosa-1(20),4,13,15(19)-tetraen-3-yl 1-methyl (3r)-3-hydroxy-3-(3-methylbutyl)butanedioate

(2r,3s,6r)-4-methoxy-16,18-dioxa-10-azapentacyclo[11.7.0.0²,⁶.0⁶,¹⁰.0¹⁵,¹⁹]icosa-1(20),4,13,15(19)-tetraen-3-yl 1-methyl (3r)-3-hydroxy-3-(3-methylbutyl)butanedioate

C28H37NO8 (515.2519)