Exact Mass: 517.2752

An organic heteroheptacyclic compound isolated from Albophoma yamanashiensis and has been shown to exhibit inhibitory activity against acyl-CoA:cholesterol acyltransferase.

Paspalitrem B

3-Methyl-3-hydroxy-1-butenylpaspalinine

Glu Glu Ile Lys

(2S)-6-amino-2-[(2S,3S)-2-[(2S)-2-[(2S)-2-amino-4-carboxybutanamido]-4-carboxybutanamido]-3-methylpentanamido]hexanoic acid

Glu Glu Lys Ile

(2S,3S)-2-[(2S)-6-amino-2-[(2S)-2-[(2S)-2-amino-4-carboxybutanamido]-4-carboxybutanamido]hexanamido]-3-methylpentanoic acid

Glu Glu Lys Leu

(2S)-2-[(2S)-6-amino-2-[(2S)-2-[(2S)-2-amino-4-carboxybutanamido]-4-carboxybutanamido]hexanamido]-4-methylpentanoic acid

Glu Glu Leu Lys

(2S)-6-amino-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-4-carboxybutanamido]-4-carboxybutanamido]-4-methylpentanamido]hexanoic acid

Glu Ile Glu Lys

(2S)-6-amino-2-[(2S)-2-[(2S,3S)-2-[(2S)-2-amino-4-carboxybutanamido]-3-methylpentanamido]-4-carboxybutanamido]hexanoic acid

Glu Ile Lys Glu

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

Glu Lys Glu Ile

(2S,3S)-2-[(2S)-2-[(2S)-6-amino-2-[(2S)-2-amino-4-carboxybutanamido]hexanamido]-4-carboxybutanamido]-3-methylpentanoic acid

Glu Lys Glu Leu

(2S)-2-[(2S)-2-[(2S)-6-amino-2-[(2S)-2-amino-4-carboxybutanamido]hexanamido]-4-carboxybutanamido]-4-methylpentanoic acid

Glu Lys Ile Glu

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

Glu Lys Leu Glu

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

Glu Leu Glu Lys

(2S)-6-amino-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-4-carboxybutanamido]-4-methylpentanamido]-4-carboxybutanamido]hexanoic acid

Glu Leu Lys Glu

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

His His Lys Pro

(2S)-1-[(2S)-6-amino-2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-3-(1H-imidazol-4-yl)propanamido]hexanoyl]pyrrolidine-2-carboxylic acid

His His Pro Lys

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

His Lys His Pro

(2S)-1-[(2S)-2-[(2S)-6-amino-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]hexanamido]-3-(1H-imidazol-4-yl)propanoyl]pyrrolidine-2-carboxylic acid

His Lys Pro His

(2S)-2-{[(2S)-1-[(2S)-6-amino-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]hexanoyl]pyrrolidin-2-yl]formamido}-3-(1H-imidazol-4-yl)propanoic acid

His Pro His Lys

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

His Pro Lys His

(2S)-2-[(2S)-6-amino-2-{[(2S)-1-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanoyl]pyrrolidin-2-yl]formamido}hexanamido]-3-(1H-imidazol-4-yl)propanoic acid

Ile Glu Glu Lys

(2S)-6-amino-2-[(2S)-2-[(2S)-2-[(2S,3S)-2-amino-3-methylpentanamido]-4-carboxybutanamido]-4-carboxybutanamido]hexanoic acid

Ile Glu Lys Glu

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

Ile Lys Glu Glu

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

Lys Glu Glu Ile

(2S,3S)-2-[(2S)-4-carboxy-2-[(2S)-4-carboxy-2-[(2S)-2,6-diaminohexanamido]butanamido]butanamido]-3-methylpentanoic acid

Lys Glu Glu Leu

(2S)-2-[(2S)-4-carboxy-2-[(2S)-4-carboxy-2-[(2S)-2,6-diaminohexanamido]butanamido]butanamido]-4-methylpentanoic acid

Lys Glu Ile Glu

(2S)-2-[(2S,3S)-2-[(2S)-4-carboxy-2-[(2S)-2,6-diaminohexanamido]butanamido]-3-methylpentanamido]pentanedioic acid

Lys Glu Leu Glu

(2S)-2-[(2S)-2-[(2S)-4-carboxy-2-[(2S)-2,6-diaminohexanamido]butanamido]-4-methylpentanamido]pentanedioic acid

Lys His His Pro

(2S)-1-[(2S)-2-[(2S)-2-[(2S)-2,6-diaminohexanamido]-3-(1H-imidazol-4-yl)propanamido]-3-(1H-imidazol-4-yl)propanoyl]pyrrolidine-2-carboxylic acid

Lys His Pro His

(2S)-2-{[(2S)-1-[(2S)-2-[(2S)-2,6-diaminohexanamido]-3-(1H-imidazol-4-yl)propanoyl]pyrrolidin-2-yl]formamido}-3-(1H-imidazol-4-yl)propanoic acid

Lys Ile Glu Glu

(2S)-2-[(2S)-4-carboxy-2-[(2S,3S)-2-[(2S)-2,6-diaminohexanamido]-3-methylpentanamido]butanamido]pentanedioic acid

Lys Leu Glu Glu

(2S)-2-[(2S)-4-carboxy-2-[(2S)-2-[(2S)-2,6-diaminohexanamido]-4-methylpentanamido]butanamido]pentanedioic acid

Lys Pro His His

(2S)-2-[(2S)-2-{[(2S)-1-[(2S)-2,6-diaminohexanoyl]pyrrolidin-2-yl]formamido}-3-(1H-imidazol-4-yl)propanamido]-3-(1H-imidazol-4-yl)propanoic acid

Leu Glu Glu Lys

(2S)-6-amino-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-4-methylpentanamido]-4-carboxybutanamido]-4-carboxybutanamido]hexanoic acid

Leu Glu Lys Glu

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

Leu Lys Glu Glu

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

Pro His His Lys

(2S)-6-amino-2-[(2S)-3-(1H-imidazol-4-yl)-2-[(2S)-3-(1H-imidazol-4-yl)-2-[(2S)-pyrrolidin-2-ylformamido]propanamido]propanamido]hexanoic acid

Pro His Lys His

(2S)-2-[(2S)-6-amino-2-[(2S)-3-(1H-imidazol-4-yl)-2-[(2S)-pyrrolidin-2-ylformamido]propanamido]hexanamido]-3-(1H-imidazol-4-yl)propanoic acid

Pro Lys His His

(2S)-2-[(2S)-2-[(2S)-6-amino-2-[(2S)-pyrrolidin-2-ylformamido]hexanamido]-3-(1H-imidazol-4-yl)propanamido]-3-(1H-imidazol-4-yl)propanoic acid

LPE 20:4;O

2-(12S-hydroxy-5Z,8Z,10E,14Z-eicosatetraenoyl)-sn-glycero-3-phosphoethanolamine

Anastrozole Dimer Impurity

C30H31N9 (517.2702)

(2R)-1-{[(2-aminoethoxy)(hydroxy)phosphoryl]oxy}-3-hydroxypropan-2-yl (5Z,8Z,11R,12E,14Z)-11-hydroxyicosa-5,8,12,14-tetraenoate

2-azaniumylethyl (2R)-3-hydroxy-2-{[(5Z,8Z,11R,12E,14Z)-11-hydroxyicosa-5,8,12,14-tetraenoyl]oxy}propyl phosphate

N-[(5S,6R,9R)-5-methoxy-3,6,9-trimethyl-2-oxo-8-(2-pyridinylmethyl)-11-oxa-3,8-diazabicyclo[10.4.0]hexadeca-1(12),13,15-trien-14-yl]-2-pyridinecarboxamide

C29H35N5O4 (517.2689)

N-[(5S,6R,9R)-8-[(2,5-difluorophenyl)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]butanamide

C28H37F2N3O4 (517.2752)

Lnape 4:0/N-16:3

Lnape 16:3/N-4:0

Lnape 2:0/N-18:3

Lnape 18:3/N-2:0

[1-acetyloxy-3-[2-aminoethoxy(hydroxy)phosphoryl]oxypropan-2-yl] (9Z,12Z,15Z)-octadeca-9,12,15-trienoate

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

2-[(11R)-hydroxy-(5Z,8Z,12E,14Z)-icosatetraenoyl]-sn-glycero-3-phosphoethanolamine

A 2-acyl-sn-glycero-3-phosphoethanolamine in which the acyl group is specified as (11R)-hydroxy-(5Z,8Z,12E,14Z)-icosatetraenoyl.

phosphatidylethanolamine 20:3 zwitterion

A 1,2-diacyl-sn-glycero-3-phosphoethanolamine zwitterion in which the two acyl groups contain a total of 20 carbons and 3 double bonds.

2-[(11R)-hydroxy-(5Z,8Z,12E,14Z)-icosatetraenoyl]-sn-glycero-3-phosphoethanolamine zwitterion

A 2-acyl-sn-glycero-3-phosphoethanolamine zwitterion obtained by transfer of a proton from the phosphate to the amino group of 2-(11R)-hydroxy-(5Z,8Z,12E,14Z)-icosatetraenoyl-sn-glycero-3-phosphoethanolamine; major species at pH 7.3.

PE(20:3)

PE(9:0_11:3)

LNAPE 20:3

PE 18:3/2:0

PE 20:3

ST 26:5;O6;Gly

ST 20:4;O3;HexNAc

ST 23:1;O5;Tau

C25H43NO8S (517.2709)

PC(17:3)

PC(6:0_11:3)

(1s)-1-[(1s,3ar,3bs,5as,7s,9as,9bs,11r,11as)-11-(acetyloxy)-1,3a,3b,7-tetrahydroxy-9a-methyl-dodecahydro-2h-cyclopenta[a]phenanthren-1-yl]ethyl pyridine-2-carboxylate

6-hydroxy-7-methoxy-4-{[1-(2-methyl-4-oxopentan-2-yl)imidazol-4-yl]methylidene}-9-(2-methylbut-3-en-2-yl)-2,5,16-triazatetracyclo[7.7.0.0²,⁷.0¹⁰,¹⁵]hexadeca-5,10,12,14-tetraen-3-one

C29H35N5O4 (517.2689)

1-[11-(acetyloxy)-1,3a,3b,7-tetrahydroxy-9a-methyl-dodecahydro-2h-cyclopenta[a]phenanthren-1-yl]ethyl pyridine-2-carboxylate

(1s,4r,5s,16s,19s,23r)-19-hydroxy-11-[(1e)-3-hydroxy-3-methylbut-1-en-1-yl]-4,5,24,24-tetramethyl-25,26-dioxa-7-azaheptacyclo[21.2.1.0¹,²⁰.0⁴,¹⁹.0⁵,¹⁶.0⁶,¹⁴.0⁸,¹³]hexacosa-6(14),8,10,12,20-pentaen-22-one

(1s,4r,5s,16s,19s,23r)-19-hydroxy-11-[(1e)-3-hydroxy-3-methylbut-1-en-1-yl]-4,5,24,24-tetramethyl-25,26-dioxa-7-azaheptacyclo[21.2.1.0¹,²⁰.0⁴,¹⁹.0⁵,¹⁶.0⁶,¹⁴.0⁸,¹³]hexacosa-6(14),8,10,12,20-pentaen-22-one

21,23-dihydroxy-4,6,8,10,12-pentamethyl-15-oxa-22-azaheptacyclo[12.9.3.2¹⁶,¹⁹.1¹,²¹.0⁴,²⁵.0⁷,²⁶.0⁸,¹³]nonacosa-5,16,18,22,28-pentaene-3,24-dione

(4z,6z,8s,9s,10z,12s,13r,14s,16r)-3,9,13-trihydroxy-8,14,19-trimethoxy-4,10,12,16-tetramethyl-2-azabicyclo[16.3.1]docosa-1(21),2,4,6,10,18-hexaene-20,22-dione

7-{[(1s,2r,4as,8as)-2-hydroxy-2,5,5,8a-tetramethyl-hexahydro-1h-naphthalen-1-yl]methoxy}-2-(carboxymethyl)-5-methoxy-6-methyl-1-oxo-3h-isoindole-4-carboxylic acid

9,13-dihydroxy-8,14,19-trimethoxy-4,10,12,16-tetramethyl-2-azabicyclo[16.3.1]docosa-1(21),4,6,10,18-pentaene-3,20,22-trione

(1s,4e,7r,9r)-6-hydroxy-7-methoxy-4-{[1-(2-methyl-4-oxopentan-2-yl)imidazol-4-yl]methylidene}-9-(2-methylbut-3-en-2-yl)-2,5,16-triazatetracyclo[7.7.0.0²,⁷.0¹⁰,¹⁵]hexadeca-5,10,12,14-tetraen-3-one

(1s,4e,7r,9r)-6-hydroxy-7-methoxy-4-{[1-(2-methyl-4-oxopentan-2-yl)imidazol-4-yl]methylidene}-9-(2-methylbut-3-en-2-yl)-2,5,16-triazatetracyclo[7.7.0.0²,⁷.0¹⁰,¹⁵]hexadeca-5,10,12,14-tetraen-3-one

C29H35N5O4 (517.2689)

1,2,24,24-tetramethyl-22-(2-methylprop-1-en-1-yl)-18,21,23,26-tetraoxa-4-azaoctacyclo[14.13.0.0²,¹³.0³,¹¹.0⁵,¹⁰.0¹⁷,¹⁹.0¹⁷,²⁷.0²⁰,²⁵]nonacosa-3(11),5,7,9,27-pentaen-16-ol

2-(carboxymethyl)-7-[(2-hydroxy-2,5,5,8a-tetramethyl-hexahydro-1h-naphthalen-1-yl)methoxy]-5-methoxy-6-methyl-1-oxo-3h-isoindole-4-carboxylic acid

(1s,4s,7s,8s,10r,12s,13r,14s,21r,25r,26s)-21,23-dihydroxy-4,6,8,10,12-pentamethyl-15-oxa-22-azaheptacyclo[12.9.3.2¹⁶,¹⁹.1¹,²¹.0⁴,²⁵.0⁷,²⁶.0⁸,¹³]nonacosa-5,16,18,22,28-pentaene-3,24-dione

(1s,4s,7s,8s,10r,12s,13r,14s,21r,25r,26s)-21,23-dihydroxy-4,6,8,10,12-pentamethyl-15-oxa-22-azaheptacyclo[12.9.3.2¹⁶,¹⁹.1¹,²¹.0⁴,²⁵.0⁷,²⁶.0⁸,¹³]nonacosa-5,16,18,22,28-pentaene-3,24-dione

(1s,2r,13r,16s,17s,19r,20s,22r,25s)-1,2,24,24-tetramethyl-22-(2-methylprop-1-en-1-yl)-18,21,23,26-tetraoxa-4-azaoctacyclo[14.13.0.0²,¹³.0³,¹¹.0⁵,¹⁰.0¹⁷,¹⁹.0¹⁷,²⁷.0²⁰,²⁵]nonacosa-3(11),5,7,9,27-pentaen-16-ol

(1s,2r,13r,16s,17s,19r,20s,22r,25s)-1,2,24,24-tetramethyl-22-(2-methylprop-1-en-1-yl)-18,21,23,26-tetraoxa-4-azaoctacyclo[14.13.0.0²,¹³.0³,¹¹.0⁵,¹⁰.0¹⁷,¹⁹.0¹⁷,²⁷.0²⁰,²⁵]nonacosa-3(11),5,7,9,27-pentaen-16-ol