Exact Mass: 503.26479020000005

Exact Mass Matches: 503.26479020000005

Found 500 metabolites which its exact mass value is equals to given mass value 503.26479020000005, within given mass tolerance error 0.05 dalton. Try search metabolite list with more accurate mass tolerance error 0.01 dalton.

Mycalamide A

(2S)-N-[(4S,4aS,8S,8aR)-6-[(2S)-2,3-dihydroxypropyl]-8-methoxy-7,7-dimethyl-4a,6,8,8a-tetrahydro-4H-pyrano[3,2-d][1,3]dioxin-4-yl]-2-hydroxy-2-[(2R,5R,6R)-2-methoxy-5,6-dimethyl-4-methylideneoxan-2-yl]acetamide

C24H41NO10 (503.2730326000001)

Lysyl-aspartyl-glutamyl-leucine

2-{[4-carboxy-2-({3-carboxy-2-[(2,6-diamino-1-hydroxyhexylidene)amino]-1-hydroxypropylidene}amino)-1-hydroxybutylidene]amino}-4-methylpentanoate

C21H37N5O9 (503.2591152)

Ile Arg Thr Asp

(2S)-2-[(2S,3R)-2-[(2S)-2-[(2S,3S)-2-amino-3-methylpentanamido]-5-carbamimidamidopentanamido]-3-hydroxybutanamido]butanedioic acid

C20H37N7O8 (503.2703482)

Asp Leu Lys Asp

C21H37N5O9 (503.2591152)

Leu Asp Ser Arg

C20H37N7O8 (503.2703482)

Val Lys Glu Glu

(2S)-2-[(2S)-2-[(2S)-6-amino-2-[(2S)-2-amino-3-methylbutanamido]hexanamido]-4-carboxybutanamido]pentanedioic acid

C21H37N5O9 (503.2591152)

Glu Thr Val Arg

(2S)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-4-carboxybutanamido]-3-hydroxybutanamido]-3-methylbutanamido]-5-carbamimidamidopentanoic acid

C20H37N7O8 (503.2703482)

Val Asp Gly Thr Ile

C21H37N5O9 (503.2591152)

Trp Ile Trp

C28H33N5O4 (503.25324180000007)

C28H33N5O4 (503.25324180000007)

(2S)-6-amino-2-{[(2S)-1-[(2S)-3-(4-hydroxyphenyl)-2-[(2S)-pyrrolidin-2-ylformamido]propanoyl]pyrrolidin-2-yl]formamido}hexanoic acid

C25H37N5O6 (503.2743702)

Trp Leu Trp

C28H33N5O4 (503.25324180000007)

(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-hydroxypropanamido]-3-(1H-indol-3-yl)propanamido]-4-methylpentanamido]-3-methylbutanoic acid

C25H37N5O6 (503.2743702)

Ser Trp Val Ile

(2S,3S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-hydroxypropanamido]-3-(1H-indol-3-yl)propanamido]-3-methylbutanamido]-3-methylpentanoic acid

C25H37N5O6 (503.2743702)

Ser Trp Val Leu

(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-hydroxypropanamido]-3-(1H-indol-3-yl)propanamido]-3-methylbutanamido]-4-methylpentanoic acid

C25H37N5O6 (503.2743702)

Val Asp Gly Thr Ile

C21H37N5O9 (503.2591152)

buprenorphine hydrochlorie

Buprenorphine hydrochloride

C29H42ClNO4 (503.2802202000001)

D002491 - Central Nervous System Agents > D002492 - Central Nervous System Depressants > D009294 - Narcotics D002492 - Central Nervous System Depressants > D009294 - Narcotics > D053610 - Opiate Alkaloids D018373 - Peripheral Nervous System Agents > D018689 - Sensory System Agents C78272 - Agent Affecting Nervous System > C67413 - Opioid Receptor Agonist D002491 - Central Nervous System Agents > D009292 - Narcotic Antagonists D002491 - Central Nervous System Agents > D000700 - Analgesics

Apimostinel

C25H37N5O6 (503.2743702)

C78272 - Agent Affecting Nervous System > C265 - Antidepressant Agent Apimostinel (NRX-1074; AGN-241660) is an orally active NMDA receptor partial agonist[1].

(2S,3S,4S,5R,6R)-3,4,5-trihydroxy-6-[5-[3-(2,2,3,3-tetramethylcyclopropanecarbonyl)indol-1-yl]pentoxy]oxane-2-carboxylic acid

C27H37NO8 (503.2519042)

(2S)-N-[(4S,4aR,6R,8S,8aR)-6-[(2S)-2,3-dihydroxypropyl]-8-methoxy-7,7-dimethyl-4a,6,8,8a-tetrahydro-4H-pyrano[3,2-d][1,3]dioxin-4-yl]-2-hydroxy-2-[(2R,5R,6R)-2-methoxy-5,6-dimethyl-4-methylideneoxan-2-yl]acetamide

(2S)-N-[(4S,4aR,6R,8S,8aR)-6-[(2S)-2,3-dihydroxypropyl]-8-methoxy-7,7-dimethyl-4a,6,8,8a-tetrahydro-4H-pyrano[3,2-d][1,3]dioxin-4-yl]-2-hydroxy-2-[(2R,5R,6R)-2-methoxy-5,6-dimethyl-4-methylideneoxan-2-yl]acetamide

C24H41NO10 (503.2730326000001)

1-(12-oxo-7,8,9,10-tetrahydro-6H-azepino[2,1-b]quinazolin-2-yl)-3-[3-[4-(phenylmethyl)-1-piperidinyl]propyl]thiourea

C29H37N5OS (503.27186720000003)

(5alpha,6beta,14beta,18R)-17-(cyclopropylmethyl)-3-hydroxy-18-[(2S)-2-hydroxy-3,3-dimethylbutan-2-yl]-6-methoxy-18,19-dihydro-4,5-epoxy-6,14-ethenomorphinan-17-ium chloride

C29H42ClNO4 (503.2802202000001)

(2S)-2-[[oxo-[5-[oxo-(4-phenyl-1-piperazinyl)methyl]-1H-imidazol-4-yl]methyl]amino]-3-phenylpropanoic acid tert-butyl ester

C28H33N5O4 (503.25324180000007)

Ile-Trp-Trp

C28H33N5O4 (503.25324180000007)

Trp-Trp-Ile

C28H33N5O4 (503.25324180000007)

Trp-Leu-Trp

C28H33N5O4 (503.25324180000007)

Leu-Trp-Trp

C28H33N5O4 (503.25324180000007)

N-[[(10R,11S)-13-[(2R)-1-hydroxypropan-2-yl]-11,16-dimethyl-14-oxo-9-oxa-13,16-diazatetracyclo[13.7.0.02,7.017,22]docosa-1(15),2,4,6,17,19,21-heptaen-10-yl]methyl]-N-methylcyclopropanecarboxamide

C30H37N3O4 (503.27839220000004)

N-[[(10R,11S)-13-[(2S)-1-hydroxypropan-2-yl]-11,16-dimethyl-14-oxo-9-oxa-13,16-diazatetracyclo[13.7.0.02,7.017,22]docosa-1(15),2,4,6,17,19,21-heptaen-10-yl]methyl]-N-methylcyclopropanecarboxamide

C30H37N3O4 (503.27839220000004)

N-[(2R,3S)-4-[[(2S)-1-hydroxypropan-2-yl]-[[4-(trifluoromethyl)phenyl]carbamoyl]amino]-2-methoxy-3-methylbutyl]-N-methyloxane-4-carboxamide

C24H36F3N3O5 (503.26069220000005)

N-[(2S,3S)-4-[[(2R)-1-hydroxypropan-2-yl]-[[4-(trifluoromethyl)phenyl]carbamoyl]amino]-2-methoxy-3-methylbutyl]-N-methyloxane-4-carboxamide

C24H36F3N3O5 (503.26069220000005)

(2R,3S)-5-[(2R)-1-hydroxypropan-2-yl]-8-(4-methoxyphenyl)-3-methyl-2-[[methyl-[(3-methylphenyl)methyl]amino]methyl]-3,4-dihydro-2H-pyrido[2,3-b][1,5]oxazocin-6-one

C30H37N3O4 (503.27839220000004)

N-[[(10S,11R)-13-[(2R)-1-hydroxypropan-2-yl]-11,16-dimethyl-14-oxo-9-oxa-13,16-diazatetracyclo[13.7.0.02,7.017,22]docosa-1(15),2,4,6,17,19,21-heptaen-10-yl]methyl]-N-methylcyclopropanecarboxamide

C30H37N3O4 (503.27839220000004)

N-[(2S,3R)-4-[[(2R)-1-hydroxypropan-2-yl]-[oxo-[4-(trifluoromethyl)anilino]methyl]amino]-2-methoxy-3-methylbutyl]-N-methyl-4-oxanecarboxamide

C24H36F3N3O5 (503.26069220000005)

N-[(2R,3R)-4-[[(2S)-1-hydroxypropan-2-yl]-[[4-(trifluoromethyl)phenyl]carbamoyl]amino]-2-methoxy-3-methylbutyl]-N-methyloxane-4-carboxamide

C24H36F3N3O5 (503.26069220000005)

N-[(2S,3S)-4-[[(2S)-1-hydroxypropan-2-yl]-[[4-(trifluoromethyl)phenyl]carbamoyl]amino]-2-methoxy-3-methylbutyl]-N-methyloxane-4-carboxamide

C24H36F3N3O5 (503.26069220000005)

N-[(2R,3S)-4-[[(2R)-1-hydroxypropan-2-yl]-[[4-(trifluoromethyl)phenyl]carbamoyl]amino]-2-methoxy-3-methylbutyl]-N-methyloxane-4-carboxamide

C24H36F3N3O5 (503.26069220000005)

N-[[(10S,11R)-13-[(2S)-1-hydroxypropan-2-yl]-11,16-dimethyl-14-oxo-9-oxa-13,16-diazatetracyclo[13.7.0.02,7.017,22]docosa-1(15),2,4,6,17,19,21-heptaen-10-yl]methyl]-N-methylcyclopropanecarboxamide

C30H37N3O4 (503.27839220000004)

N-[(2S,3R)-4-[[(2S)-1-hydroxypropan-2-yl]-[oxo-[4-(trifluoromethyl)anilino]methyl]amino]-2-methoxy-3-methylbutyl]-N-methyl-4-oxanecarboxamide

C24H36F3N3O5 (503.26069220000005)

N-[[(10S,11S)-13-[(2S)-1-hydroxypropan-2-yl]-11,16-dimethyl-14-oxo-9-oxa-13,16-diazatetracyclo[13.7.0.02,7.017,22]docosa-1(15),2,4,6,17,19,21-heptaen-10-yl]methyl]-N-methylcyclopropanecarboxamide

C30H37N3O4 (503.27839220000004)

(2R,3S)-2-[[(4-fluorophenyl)methyl-methylamino]methyl]-5-[(2R)-1-hydroxypropan-2-yl]-3-methyl-8-[(E)-2-phenylethenyl]-3,4-dihydro-2H-pyrido[2,3-b][1,5]oxazocin-6-one

C30H34FN3O3 (503.25840660000006)

N-[[(10R,11R)-13-[(2R)-1-hydroxypropan-2-yl]-11,16-dimethyl-14-oxo-9-oxa-13,16-diazatetracyclo[13.7.0.02,7.017,22]docosa-1(15),2,4,6,17,19,21-heptaen-10-yl]methyl]-N-methylcyclopropanecarboxamide

C30H37N3O4 (503.27839220000004)

N-[[(10S,11S)-13-[(2R)-1-hydroxypropan-2-yl]-11,16-dimethyl-14-oxo-9-oxa-13,16-diazatetracyclo[13.7.0.02,7.017,22]docosa-1(15),2,4,6,17,19,21-heptaen-10-yl]methyl]-N-methylcyclopropanecarboxamide

C30H37N3O4 (503.27839220000004)

Trp-Trp-Leu

C28H33N5O4 (503.25324180000007)

Trp-Ile-Trp

C28H33N5O4 (503.25324180000007)

UR-144 N-(5-hydroxypentyl) Beta-D-glucuronide

C27H37NO8 (503.2519042)

Lnape 3:0/N-16:3

C24H42NO8P (503.26479020000005)

Lnape 16:3/N-3:0

C24H42NO8P (503.26479020000005)

[1-[2-aminoethoxy(hydroxy)phosphoryl]oxy-3-propanoyloxypropan-2-yl] (7Z,10Z,13Z)-hexadeca-7,10,13-trienoate

C24H42NO8P (503.26479020000005)

(2S)-N-[(4S,4aS,8S,8aR)-6-[(2S)-2,3-dihydroxypropyl]-8-methoxy-7,7-dimethyl-4a,6,8,8a-tetrahydro-4H-pyrano[3,2-d][1,3]dioxin-4-yl]-2-hydroxy-2-[(2R,5R,6R)-2-methoxy-5,6-dimethyl-4-methylideneoxan-2-yl]acetamide

C24H41NO10 (503.2730326000001)

PE(19:3)

C27H37NO8 (503.2519042)

2',7,10''-trimethoxy-5''-methyl-2,3,4,9-tetrahydrodispiro[pyrido[3,4-b]indole-1,1'-cyclohexane-4',2''-[5]azatricyclo[6.3.1.0⁴,¹²]dodecane]-1''(11''),8''(12''),9''-trien-11''-ol

C30H37N3O4 (503.27839220000004)

(1s,2's,4'r,4''s)-2',7,10''-trimethoxy-5''-methyl-2,3,4,9-tetrahydrodispiro[pyrido[3,4-b]indole-1,1'-cyclohexane-4',2''-[5]azatricyclo[6.3.1.0⁴,¹²]dodecane]-1''(11''),8''(12''),9''-trien-11''-ol

C30H37N3O4 (503.27839220000004)

(1r,3r,4s,5s,8s,9r,11r,14r,16s,17r,18r,19r)-4-(acetyloxy)-9,10,18,19-tetrahydroxy-5-methyl-12-methylidene-7-azaheptacyclo[9.6.2.0¹,⁸.0⁵,¹⁷.0⁷,¹⁶.0⁹,¹⁴.0¹⁴,¹⁸]nonadecan-3-yl 2-methylbutanoate

(1r,3r,4s,5s,8s,9r,11r,14r,16s,17r,18r,19r)-4-(acetyloxy)-9,10,18,19-tetrahydroxy-5-methyl-12-methylidene-7-azaheptacyclo[9.6.2.0¹,⁸.0⁵,¹⁷.0⁷,¹⁶.0⁹,¹⁴.0¹⁴,¹⁸]nonadecan-3-yl 2-methylbutanoate

C27H37NO8 (503.2519042)

(2r)-n-[(1s,3z,5z,7s,9z,11z,13s,15r,19r)-13-(acetyloxy)-7-hydroxy-1,4,10,19-tetramethyl-17,18-dioxo-16-oxabicyclo[13.2.2]nonadeca-3,5,9,11-tetraen-2-yl]-2-hydroxypropanimidic acid

C27H37NO8 (503.2519042)

(2r)-n-[(4s,4ar,6r,8s,8ar)-6-[(2s)-2,3-dihydroxypropyl]-8-methoxy-7,7-dimethyl-hexahydropyrano[3,2-d][1,3]dioxin-4-yl]-2-hydroxy-2-[(2r,5r,6r)-2-methoxy-5,6-dimethyl-4-methylideneoxan-2-yl]ethanimidic acid

(2r)-n-[(4s,4ar,6r,8s,8ar)-6-[(2s)-2,3-dihydroxypropyl]-8-methoxy-7,7-dimethyl-hexahydropyrano[3,2-d][1,3]dioxin-4-yl]-2-hydroxy-2-[(2r,5r,6r)-2-methoxy-5,6-dimethyl-4-methylideneoxan-2-yl]ethanimidic acid

C24H41NO10 (503.2730326000001)

(4r,7r,8r,9e,14z,16e,18s,20s)-2,11,18,20-tetrahydroxy-7-isopropyl-4,8,16-trimethyl-6,23-dioxa-3,12,25-triazabicyclo[20.2.1]pentacosa-1(24),2,9,11,14,16,22(25)-heptaen-5-one

C26H37N3O7 (503.2631372)

(4r,7r,8r,9z,14e,16e,18s,20r)-2,11,18,20-tetrahydroxy-7-isopropyl-4,8,16-trimethyl-6,23-dioxa-3,12,25-triazabicyclo[20.2.1]pentacosa-1(24),2,9,11,14,16,22(25)-heptaen-5-one

C26H37N3O7 (503.2631372)

(2r)-n-[(4as,6r,8s,8ar)-6-(2,3-dihydroxypropyl)-8-methoxy-7,7-dimethyl-hexahydropyrano[3,2-d][1,3]dioxin-4-yl]-2-hydroxy-2-[(2r,5r,6r)-2-methoxy-5,6-dimethyl-4-methylideneoxan-2-yl]ethanimidic acid

C24H41NO10 (503.2730326000001)

2,11,18,20-tetrahydroxy-7-isopropyl-4,8,16-trimethyl-6,23-dioxa-3,12,25-triazabicyclo[20.2.1]pentacosa-1(24),2,9,11,14,16,22(25)-heptaen-5-one

C26H37N3O7 (503.2631372)

(1r,2'r,4's,4''s)-2',7,10''-trimethoxy-5''-methyl-2,3,4,9-tetrahydrodispiro[pyrido[3,4-b]indole-1,1'-cyclohexane-4',2''-[5]azatricyclo[6.3.1.0⁴,¹²]dodecane]-1''(11''),8''(12''),9''-trien-11''-ol

C30H37N3O4 (503.27839220000004)

n-[(1s,2r,3e,5e,7s,9e,11e,13s,15r,19r)-13-(acetyloxy)-7-hydroxy-1,4,10,19-tetramethyl-17,18-dioxo-16-oxabicyclo[13.2.2]nonadeca-3,5,9,11-tetraen-2-yl]-2-hydroxypropanimidic acid

C27H37NO8 (503.2519042)

(2r)-n-[(4s,4as,6r,8s,8ar)-6-[(2s)-2,3-dihydroxypropyl]-8-methoxy-7,7-dimethyl-hexahydropyrano[3,2-d][1,3]dioxin-4-yl]-2-hydroxy-2-[(2r,5r,6r)-2-methoxy-5,6-dimethyl-4-methylideneoxan-2-yl]ethanimidic acid

(2r)-n-[(4s,4as,6r,8s,8ar)-6-[(2s)-2,3-dihydroxypropyl]-8-methoxy-7,7-dimethyl-hexahydropyrano[3,2-d][1,3]dioxin-4-yl]-2-hydroxy-2-[(2r,5r,6r)-2-methoxy-5,6-dimethyl-4-methylideneoxan-2-yl]ethanimidic acid

C24H41NO10 (503.2730326000001)

(1s,2'r,4'r,4''s)-2',7,10''-trimethoxy-5''-methyl-2,3,4,9-tetrahydrodispiro[pyrido[3,4-b]indole-1,1'-cyclohexane-4',2''-[5]azatricyclo[6.3.1.0⁴,¹²]dodecane]-1''(11''),8''(12''),9''-trien-11''-ol

C30H37N3O4 (503.27839220000004)