Exact Mass: 743.3646

A macrolide antibiotic that is tylonolide having 6-deoxy-beta-D-allopyranosyl and beta-D-mycaminosyl residues attached to two of its hydroxy groups..

A cyclic hydroxamic acid derivative and antibiotic isolated from Nocardia sp. strain ND20. It exerts an inhibitory effect on lipid peroxidation and also has a potent protecting effect on neuronal cells.

Cyclomontanin B

amygdaloidin C

euphodendroidin G

Streptomycin B sulfate

C27H49N7O17 (743.3185)

Lituarine B

cyclo(-Gly-transPro-Thr-Kyn-Ala-Asn-Leu-)|cyclomontanin B

C37H61NO14

Maridomycin VI

POTASSIUM HEXABROMOOSMIATE

Br6K2Os (743.398)

Streptomycin B

C27H49N7O17 (743.3185)

Pt(II) Octaethylporphine ketone

C36H44N4OPt (743.3163)

Carbobenzoxy-Pro-Lys-Phe-Y(Po2)-Ala-Pro-Ome

C36H52N6O9P+ (743.3533)

1-[[(3R,9S,10S)-12-[(2S)-1-hydroxypropan-2-yl]-3,10-dimethyl-13-oxo-16-[[oxo-[4-(trifluoromethyl)anilino]methyl]amino]-2,8-dioxa-12-azabicyclo[12.4.0]octadeca-1(14),15,17-trien-9-yl]methyl]-3-(4-methoxyphenyl)-1-methylurea

1-[[(3R,9S,10S)-12-[(2S)-1-hydroxypropan-2-yl]-3,10-dimethyl-13-oxo-16-[[oxo-[4-(trifluoromethyl)anilino]methyl]amino]-2,8-dioxa-12-azabicyclo[12.4.0]octadeca-1(14),15,17-trien-9-yl]methyl]-3-(4-methoxyphenyl)-1-methylurea

C38H48F3N5O7 (743.3506)

N-[(E)-1-[5-[3,4-dihydroxy-6-(hydroxymethyl)-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-3,4-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-3-hydroxydodec-4-en-2-yl]acetamide

N-[(E)-1-[5-[3,4-dihydroxy-6-(hydroxymethyl)-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-3,4-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-3-hydroxynon-4-en-2-yl]pentanamide

N-[(E)-1-[5-[3,4-dihydroxy-6-(hydroxymethyl)-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-3,4-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-3-hydroxyundec-4-en-2-yl]propanamide

N-[(E)-1-[5-[3,4-dihydroxy-6-(hydroxymethyl)-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-3,4-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-3-hydroxydec-4-en-2-yl]butanamide

N-[(E)-1-[5-[3,4-dihydroxy-6-(hydroxymethyl)-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-3,4-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-3-hydroxyoct-4-en-2-yl]hexanamide

(2S)-2-amino-3-[[2-[(5E,7E,9E,11E,13E)-hexadeca-5,7,9,11,13-pentaenoyl]oxy-3-[(7E,9E,11E,13E,15E)-octadeca-7,9,11,13,15-pentaenoyl]oxypropoxy]-hydroxyphosphoryl]oxypropanoic acid

C40H58NO10P (743.3798)

PS 18:1/13:4;O2

PS 18:2/13:3;O2

PS 18:3/12:3;O3

PS 18:4/12:2;O3

PS 22:1/9:4;O2

PS 22:4/8:2;O3

PS 22:4/9:1;O2

PS 30:6;O3

PS 31:5;O2

SHexCer 31:6;O3

C37H61NO12S (743.3914)

4-[({2-[1-(acetyloxy)-3-(2-{[hydroxy(1-methylpiperidin-2-yl)methylidene]amino}-n-(hydroxymethyl)-3-methylpentanamido)-4-methylpentyl]-1,3-thiazol-4-yl}(hydroxy)methylidene)amino]-2-methyl-5-phenylpentanoic acid

4-[({2-[1-(acetyloxy)-3-(2-{[hydroxy(1-methylpiperidin-2-yl)methylidene]amino}-n-(hydroxymethyl)-3-methylpentanamido)-4-methylpentyl]-1,3-thiazol-4-yl}(hydroxy)methylidene)amino]-2-methyl-5-phenylpentanoic acid

C38H57N5O8S (743.3928)

2,9,10,13-tetrakis(acetyloxy)-3a-hydroxy-2,5,8,8-tetramethyl-12-methylidene-11-[(2-methylpropanoyl)oxy]-4-oxo-1h,3h,5h,9h,10h,11h,13h,13ah-cyclopenta[12]annulen-1-yl pyridine-3-carboxylate

6-[(6-{[(11z,13e)-4,10-dihydroxy-5-methoxy-9,16-dimethyl-2-oxo-7-(2-oxoethyl)-1-oxacyclohexadeca-11,13-dien-6-yl]oxy}-4-(dimethylamino)-5-hydroxy-2-methyloxan-3-yl)oxy]-4-hydroxy-2,4-dimethyloxan-3-yl acetate

6-[(6-{[(11z,13e)-4,10-dihydroxy-5-methoxy-9,16-dimethyl-2-oxo-7-(2-oxoethyl)-1-oxacyclohexadeca-11,13-dien-6-yl]oxy}-4-(dimethylamino)-5-hydroxy-2-methyloxan-3-yl)oxy]-4-hydroxy-2,4-dimethyloxan-3-yl acetate

n-(1-hydroxy-2-oxoazepan-3-yl)-3-{[2-({hydroxy[5-methyl-2-(6-oxocyclohexa-2,4-dien-1-ylidene)-3h-1,3-oxazol-4-yl]methylidene}amino)-6-(n-hydroxyacetamido)hexanoyl]oxy}-2-methyldodecanimidic acid

7-(acetyloxy)-3-[(3-hydroperoxy-2-methylidenebutanoyl)oxy]-4,12,13a-trihydroxy-2,9,9,12-tetramethyl-6-[(2-methylbut-2-enoyl)oxy]-5-methylidene-13-oxo-1h,2h,3h,3ah,4h,6h,7h,8h-cyclopenta[12]annulen-8-yl pyridine-3-carboxylate

7-(acetyloxy)-3-[(3-hydroperoxy-2-methylidenebutanoyl)oxy]-4,12,13a-trihydroxy-2,9,9,12-tetramethyl-6-[(2-methylbut-2-enoyl)oxy]-5-methylidene-13-oxo-1h,2h,3h,3ah,4h,6h,7h,8h-cyclopenta[12]annulen-8-yl pyridine-3-carboxylate

2-({2-[(2-{2-[(3-amino-1,2-dihydroxydecylidene)amino]-3-hydroxy-n-methylpropanamido}-1-hydroxy-4-methylpentylidene)amino]-1-hydroxy-3-(4-hydroxyphenyl)propylidene}amino)-3-(4-hydroxyphenyl)propanoic acid

2-({2-[(2-{2-[(3-amino-1,2-dihydroxydecylidene)amino]-3-hydroxy-n-methylpropanamido}-1-hydroxy-4-methylpentylidene)amino]-1-hydroxy-3-(4-hydroxyphenyl)propylidene}amino)-3-(4-hydroxyphenyl)propanoic acid

n-[(3e)-5-[16-(acetyloxy)-15-hydroxy-2,7,14,15,24-pentamethyl-6,9,12-trioxo-11,18,27,28,29-pentaoxapentacyclo[21.3.1.1¹,⁴.1²⁰,²⁴.0¹⁷,¹⁹]nonacos-13-en-10-yl]penta-1,3-dien-1-yl]butanimidic acid

n-[(3e)-5-[16-(acetyloxy)-15-hydroxy-2,7,14,15,24-pentamethyl-6,9,12-trioxo-11,18,27,28,29-pentaoxapentacyclo[21.3.1.1¹,⁴.1²⁰,²⁴.0¹⁷,¹⁹]nonacos-13-en-10-yl]penta-1,3-dien-1-yl]butanimidic acid

n-(1-hydroxy-2-oxoazepan-3-yl)-3-{[2-({hydroxy[2-(2-hydroxyphenyl)-5-methyl-1,3-oxazol-4-yl]methylidene}amino)-6-(n-hydroxyformamido)hexanoyl]oxy}-2,2-dimethyldodecanimidic acid

(1r,2r,3ar,5s,9s,10s,11s,13r,13as)-2,9,10,13-tetrakis(acetyloxy)-3a-hydroxy-2,5,8,8-tetramethyl-12-methylidene-11-[(2-methylpropanoyl)oxy]-4-oxo-1h,3h,5h,9h,10h,11h,13h,13ah-cyclopenta[12]annulen-1-yl pyridine-3-carboxylate

(1r,2r,3ar,5s,9s,10s,11s,13r,13as)-2,9,10,13-tetrakis(acetyloxy)-3a-hydroxy-2,5,8,8-tetramethyl-12-methylidene-11-[(2-methylpropanoyl)oxy]-4-oxo-1h,3h,5h,9h,10h,11h,13h,13ah-cyclopenta[12]annulen-1-yl pyridine-3-carboxylate

n-[(1z,3e)-5-[(1r,2s,4r,7s,10s,13z,15r,16r,17s,19s,20s,23r,24s)-16-(acetyloxy)-15-hydroxy-2,7,14,15,24-pentamethyl-6,9,12-trioxo-11,18,27,28,29-pentaoxapentacyclo[21.3.1.1¹,⁴.1²⁰,²⁴.0¹⁷,¹⁹]nonacos-13-en-10-yl]penta-1,3-dien-1-yl]butanimidic acid

n-[(1z,3e)-5-[(1r,2s,4r,7s,10s,13z,15r,16r,17s,19s,20s,23r,24s)-16-(acetyloxy)-15-hydroxy-2,7,14,15,24-pentamethyl-6,9,12-trioxo-11,18,27,28,29-pentaoxapentacyclo[21.3.1.1¹,⁴.1²⁰,²⁴.0¹⁷,¹⁹]nonacos-13-en-10-yl]penta-1,3-dien-1-yl]butanimidic acid

n-(1-hydroxy-2-oxoazepan-3-yl)-3-{[2-({hydroxy[2-(2-hydroxyphenyl)-5-methyl-1,3-oxazol-4-yl]methylidene}amino)-6-(n-hydroxyacetamido)hexanoyl]oxy}-2-methyldodecanimidic acid

(3s)-n-[(3r)-1-hydroxy-2-oxoazepan-3-yl]-3-{[(2r)-2-({hydroxy[2-(2-hydroxyphenyl)-5-methyl-1,3-oxazol-4-yl]methylidene}amino)-6-(n-hydroxyformamido)hexanoyl]oxy}-2,2-dimethyldodecanimidic acid

2-[(6s,9s,12s,15s,18r,23as)-15-[2-(2-aminophenyl)-2-oxoethyl]-6-[(2r)-butan-2-yl]-1,4,7,10,13,16-hexahydroxy-18-[(1r)-1-hydroxyethyl]-12-methyl-19-oxo-3h,6h,9h,12h,15h,18h,21h,22h,23h,23ah-pyrrolo[1,2-a]1,4,7,10,13,16,19-heptaazacyclohenicosan-9-yl]ethanimidic acid

2-[(6s,9s,12s,15s,18r,23as)-15-[2-(2-aminophenyl)-2-oxoethyl]-6-[(2r)-butan-2-yl]-1,4,7,10,13,16-hexahydroxy-18-[(1r)-1-hydroxyethyl]-12-methyl-19-oxo-3h,6h,9h,12h,15h,18h,21h,22h,23h,23ah-pyrrolo[1,2-a]1,4,7,10,13,16,19-heptaazacyclohenicosan-9-yl]ethanimidic acid

n-{1,8a-dihydroxy-3-imino-5h,6h,7h,8h-imidazo[1,5-a]pyridin-8-yl}-1-(3-{4-benzyl-3-hydroxy-1-[(4-hydroxyphenyl)methyl]-8-oxo-1h,4h,6h,9h,9ah-pyrazino[1,2-c]pyrimidin-7-yl}-2-[(hydroxymethylidene)amino]propanoyl)pyrrolidine-2-carboximidic acid

n-{1,8a-dihydroxy-3-imino-5h,6h,7h,8h-imidazo[1,5-a]pyridin-8-yl}-1-(3-{4-benzyl-3-hydroxy-1-[(4-hydroxyphenyl)methyl]-8-oxo-1h,4h,6h,9h,9ah-pyrazino[1,2-c]pyrimidin-7-yl}-2-[(hydroxymethylidene)amino]propanoyl)pyrrolidine-2-carboximidic acid

C37H45N9O8 (743.3391)

(2s)-n-[(8s,8ar)-1,8a-dihydroxy-3-imino-5h,6h,7h,8h-imidazo[1,5-a]pyridin-8-yl]-1-[(2s)-3-[(1s,4r,9ar)-4-benzyl-3-hydroxy-1-[(4-hydroxyphenyl)methyl]-8-oxo-1h,4h,6h,9h,9ah-pyrazino[1,2-c]pyrimidin-7-yl]-2-[(hydroxymethylidene)amino]propanoyl]pyrrolidine-2-carboximidic acid

(2s)-n-[(8s,8ar)-1,8a-dihydroxy-3-imino-5h,6h,7h,8h-imidazo[1,5-a]pyridin-8-yl]-1-[(2s)-3-[(1s,4r,9ar)-4-benzyl-3-hydroxy-1-[(4-hydroxyphenyl)methyl]-8-oxo-1h,4h,6h,9h,9ah-pyrazino[1,2-c]pyrimidin-7-yl]-2-[(hydroxymethylidene)amino]propanoyl]pyrrolidine-2-carboximidic acid

C37H45N9O8 (743.3391)

(2s,3s,3as,4r,6s,7s,8s,12r,13ar)-7-(acetyloxy)-3-{[(3s)-3-hydroperoxy-2-methylidenebutanoyl]oxy}-4,12,13a-trihydroxy-2,9,9,12-tetramethyl-6-{[(2z)-2-methylbut-2-enoyl]oxy}-5-methylidene-13-oxo-1h,2h,3h,3ah,4h,6h,7h,8h-cyclopenta[12]annulen-8-yl pyridine-3-carboxylate

(2s,3s,3as,4r,6s,7s,8s,12r,13ar)-7-(acetyloxy)-3-{[(3s)-3-hydroperoxy-2-methylidenebutanoyl]oxy}-4,12,13a-trihydroxy-2,9,9,12-tetramethyl-6-{[(2z)-2-methylbut-2-enoyl]oxy}-5-methylidene-13-oxo-1h,2h,3h,3ah,4h,6h,7h,8h-cyclopenta[12]annulen-8-yl pyridine-3-carboxylate

(2s,3s,3as,4r,6s,7s,8s,12r,13ar)-7-(acetyloxy)-3-[(3-hydroperoxy-2-methylidenebutanoyl)oxy]-4,12,13a-trihydroxy-2,9,9,12-tetramethyl-6-{[(2z)-2-methylbut-2-enoyl]oxy}-5-methylidene-13-oxo-1h,2h,3h,3ah,4h,6h,7h,8h-cyclopenta[12]annulen-8-yl pyridine-3-carboxylate

(2s,3s,3as,4r,6s,7s,8s,12r,13ar)-7-(acetyloxy)-3-[(3-hydroperoxy-2-methylidenebutanoyl)oxy]-4,12,13a-trihydroxy-2,9,9,12-tetramethyl-6-{[(2z)-2-methylbut-2-enoyl]oxy}-5-methylidene-13-oxo-1h,2h,3h,3ah,4h,6h,7h,8h-cyclopenta[12]annulen-8-yl pyridine-3-carboxylate

2-[(9s,12s,15s,18r,23as)-15-[2-(2-aminophenyl)-2-oxoethyl]-6-[(2r)-butan-2-yl]-1,4,7,10,13,16-hexahydroxy-18-[(1r)-1-hydroxyethyl]-12-methyl-19-oxo-3h,6h,9h,12h,15h,18h,21h,22h,23h,23ah-pyrrolo[1,2-a]1,4,7,10,13,16,19-heptaazacyclohenicosan-9-yl]ethanimidic acid

2-[(9s,12s,15s,18r,23as)-15-[2-(2-aminophenyl)-2-oxoethyl]-6-[(2r)-butan-2-yl]-1,4,7,10,13,16-hexahydroxy-18-[(1r)-1-hydroxyethyl]-12-methyl-19-oxo-3h,6h,9h,12h,15h,18h,21h,22h,23h,23ah-pyrrolo[1,2-a]1,4,7,10,13,16,19-heptaazacyclohenicosan-9-yl]ethanimidic acid

n-[(1z,3e)-5-[(1r,2s,4r,7r,10s,13e,15r,16r,17s,19r,20s,23r,24s)-16-(acetyloxy)-15-hydroxy-2,7,14,15,24-pentamethyl-6,9,12-trioxo-11,18,27,28,29-pentaoxapentacyclo[21.3.1.1¹,⁴.1²⁰,²⁴.0¹⁷,¹⁹]nonacos-13-en-10-yl]penta-1,3-dien-1-yl]butanimidic acid

n-[(1z,3e)-5-[(1r,2s,4r,7r,10s,13e,15r,16r,17s,19r,20s,23r,24s)-16-(acetyloxy)-15-hydroxy-2,7,14,15,24-pentamethyl-6,9,12-trioxo-11,18,27,28,29-pentaoxapentacyclo[21.3.1.1¹,⁴.1²⁰,²⁴.0¹⁷,¹⁹]nonacos-13-en-10-yl]penta-1,3-dien-1-yl]butanimidic acid

n-[(1s,2r,3r,4s,5r,6r)-3-carbamimidamido-6-{[(2r,3r,4r,5s)-4-formyl-4-hydroxy-3-{[(2s,3s,4s,5r,6s)-4-hydroxy-6-(hydroxymethyl)-3-(methylamino)-5-{[(2r,3s,4s,5s,6s)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}oxan-2-yl]oxy}-5-methyloxolan-2-yl]oxy}-2,4,5-trihydroxycyclohexyl]guanidine

n-[(1s,2r,3r,4s,5r,6r)-3-carbamimidamido-6-{[(2r,3r,4r,5s)-4-formyl-4-hydroxy-3-{[(2s,3s,4s,5r,6s)-4-hydroxy-6-(hydroxymethyl)-3-(methylamino)-5-{[(2r,3s,4s,5s,6s)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}oxan-2-yl]oxy}-5-methyloxolan-2-yl]oxy}-2,4,5-trihydroxycyclohexyl]guanidine

C27H49N7O17 (743.3185)

(2s,4r)-4-[({2-[(3r)-1-(acetyloxy)-3-[(2s,3s)-2-({hydroxy[(2r)-1-methylpiperidin-2-yl]methylidene}amino)-n-(hydroxymethyl)-3-methylpentanamido]-4-methylpentyl]-1,3-thiazol-4-yl}(hydroxy)methylidene)amino]-2-methyl-5-phenylpentanoic acid

(2s,4r)-4-[({2-[(3r)-1-(acetyloxy)-3-[(2s,3s)-2-({hydroxy[(2r)-1-methylpiperidin-2-yl]methylidene}amino)-n-(hydroxymethyl)-3-methylpentanamido]-4-methylpentyl]-1,3-thiazol-4-yl}(hydroxy)methylidene)amino]-2-methyl-5-phenylpentanoic acid

C38H57N5O8S (743.3928)

(2r,3s)-n-[(3r)-1-hydroxy-2-oxoazepan-3-yl]-3-{[(2s)-2-({hydroxy[2-(2-hydroxyphenyl)-5-methyl-1,3-oxazol-4-yl]methylidene}amino)-6-(n-hydroxyacetamido)hexanoyl]oxy}-2-methyldodecanimidic acid