Exact Mass: 543.2597

Exact Mass Matches: 543.2597

Found 31 metabolites which its exact mass value is equals to given mass value 543.2597, within given mass tolerance error 0.001 dalton. Try search metabolite list with more accurate mass tolerance error 0.0002 dalton.

FR901463

(3Z)-5-[(6-{(2E,4E)-5-[(3R,4S,6S)-4-(chloromethyl)-3,4,6-trihydroxy-6-methyltetrahydro-2H-pyran-2-yl]-3-methylpenta-2,4-dien-1-yl}-2,5-dimethyltetrahydro-2H-pyran-3-yl)amino]-5-oxopent-3-en-2-yl acetate

C27H42ClNO8 (543.2599)


A cyclic hemiketal isolated from the fermentation broth of Pseudomonas sp.no.2663. It displays potent cytotoxic activity against human tumour cells.

   

His Met Arg Thr

(2S,3R)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-4-(methylsulfanyl)butanamido]-5-carbamimidamidopentanamido]-3-hydroxybutanoic acid

C21H37N9O6S (543.2587)


   

His Met Thr Arg

(2S)-2-[(2S,3R)-2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-4-(methylsulfanyl)butanamido]-3-hydroxybutanamido]-5-carbamimidamidopentanoic acid

C21H37N9O6S (543.2587)


   

His Arg Met Thr

(2S,3R)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-5-carbamimidamidopentanamido]-4-(methylsulfanyl)butanamido]-3-hydroxybutanoic acid

C21H37N9O6S (543.2587)


   

His Arg Thr Met

(2S)-2-[(2S,3R)-2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-5-carbamimidamidopentanamido]-3-hydroxybutanamido]-4-(methylsulfanyl)butanoic acid

C21H37N9O6S (543.2587)


   

His Thr Met Arg

(2S)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-3-hydroxybutanamido]-4-(methylsulfanyl)butanamido]-5-carbamimidamidopentanoic acid

C21H37N9O6S (543.2587)


   

His Thr Arg Met

(2S)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-3-hydroxybutanamido]-5-carbamimidamidopentanamido]-4-(methylsulfanyl)butanoic acid

C21H37N9O6S (543.2587)


   

Met His Arg Thr

(2S,3R)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-4-(methylsulfanyl)butanamido]-3-(1H-imidazol-4-yl)propanamido]-5-carbamimidamidopentanamido]-3-hydroxybutanoic acid

C21H37N9O6S (543.2587)


   

Met His Thr Arg

(2S)-2-[(2S,3R)-2-[(2S)-2-[(2S)-2-amino-4-(methylsulfanyl)butanamido]-3-(1H-imidazol-4-yl)propanamido]-3-hydroxybutanamido]-5-carbamimidamidopentanoic acid

C21H37N9O6S (543.2587)


   

Met Arg His Thr

(2S,3R)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-4-(methylsulfanyl)butanamido]-5-carbamimidamidopentanamido]-3-(1H-imidazol-4-yl)propanamido]-3-hydroxybutanoic acid

C21H37N9O6S (543.2587)


   

Met Arg Thr His

(2S)-2-[(2S,3R)-2-[(2S)-2-[(2S)-2-amino-4-(methylsulfanyl)butanamido]-5-carbamimidamidopentanamido]-3-hydroxybutanamido]-3-(1H-imidazol-4-yl)propanoic acid

C21H37N9O6S (543.2587)


   

Met Thr His Arg

(2S)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-4-(methylsulfanyl)butanamido]-3-hydroxybutanamido]-3-(1H-imidazol-4-yl)propanamido]-5-carbamimidamidopentanoic acid

C21H37N9O6S (543.2587)


   

Met Thr Arg His

(2S)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-4-(methylsulfanyl)butanamido]-3-hydroxybutanamido]-5-carbamimidamidopentanamido]-3-(1H-imidazol-4-yl)propanoic acid

C21H37N9O6S (543.2587)


   

Arg His Met Thr

(2S,3R)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-5-carbamimidamidopentanamido]-3-(1H-imidazol-4-yl)propanamido]-4-(methylsulfanyl)butanamido]-3-hydroxybutanoic acid

C21H37N9O6S (543.2587)


   

Arg His Thr Met

(2S)-2-[(2S,3R)-2-[(2S)-2-[(2S)-2-amino-5-carbamimidamidopentanamido]-3-(1H-imidazol-4-yl)propanamido]-3-hydroxybutanamido]-4-(methylsulfanyl)butanoic acid

C21H37N9O6S (543.2587)


   

Arg Met His Thr

(2S,3R)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-5-carbamimidamidopentanamido]-4-(methylsulfanyl)butanamido]-3-(1H-imidazol-4-yl)propanamido]-3-hydroxybutanoic acid

C21H37N9O6S (543.2587)


   

Arg Met Thr His

(2S)-2-[(2S,3R)-2-[(2S)-2-[(2S)-2-amino-5-carbamimidamidopentanamido]-4-(methylsulfanyl)butanamido]-3-hydroxybutanamido]-3-(1H-imidazol-4-yl)propanoic acid

C21H37N9O6S (543.2587)


   

Arg Thr His Met

(2S)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-5-carbamimidamidopentanamido]-3-hydroxybutanamido]-3-(1H-imidazol-4-yl)propanamido]-4-(methylsulfanyl)butanoic acid

C21H37N9O6S (543.2587)


   

Arg Thr Met His

(2S)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-5-carbamimidamidopentanamido]-3-hydroxybutanamido]-4-(methylsulfanyl)butanamido]-3-(1H-imidazol-4-yl)propanoic acid

C21H37N9O6S (543.2587)


   

Thr His Met Arg

(2S)-2-[(2S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-3-(1H-imidazol-4-yl)propanamido]-4-(methylsulfanyl)butanamido]-5-carbamimidamidopentanoic acid

C21H37N9O6S (543.2587)


   

Thr His Arg Met

(2S)-2-[(2S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-3-(1H-imidazol-4-yl)propanamido]-5-carbamimidamidopentanamido]-4-(methylsulfanyl)butanoic acid

C21H37N9O6S (543.2587)


   

Thr Met His Arg

(2S)-2-[(2S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-4-(methylsulfanyl)butanamido]-3-(1H-imidazol-4-yl)propanamido]-5-carbamimidamidopentanoic acid

C21H37N9O6S (543.2587)


   

Thr Met Arg His

(2S)-2-[(2S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-4-(methylsulfanyl)butanamido]-5-carbamimidamidopentanamido]-3-(1H-imidazol-4-yl)propanoic acid

C21H37N9O6S (543.2587)


   

Thr Arg His Met

(2S)-2-[(2S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-5-carbamimidamidopentanamido]-3-(1H-imidazol-4-yl)propanamido]-4-(methylsulfanyl)butanoic acid

C21H37N9O6S (543.2587)


   

Thr Arg Met His

(2S)-2-[(2S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-5-carbamimidamidopentanamido]-4-(methylsulfanyl)butanamido]-3-(1H-imidazol-4-yl)propanoic acid

C21H37N9O6S (543.2587)


   

PS(20:5(5Z,8Z,11Z,14Z,17Z)/0:0)

1-(5Z,8Z,11Z,14Z,17Z-eicosapentaenoyl)-glycero-3-phosphoserine

C26H42NO9P (543.2597)


   

LPS 20:5

1-(5Z,8Z,11Z,14Z,17Z-eicosapentaenoyl)-glycero-3-phosphoserine

C26H42NO9P (543.2597)


   

2-amino-3-[hydroxy-[2-hydroxy-3-[(5Z,8Z,11Z,14Z,17Z)-icosa-5,8,11,14,17-pentaenoyl]oxypropoxy]phosphoryl]oxypropanoic acid

2-amino-3-[hydroxy-[2-hydroxy-3-[(5Z,8Z,11Z,14Z,17Z)-icosa-5,8,11,14,17-pentaenoyl]oxypropoxy]phosphoryl]oxypropanoic acid

C26H42NO9P (543.2597)


   
   

(2z,4s)-4-(acetyloxy)-n-[(2r,3r,5s,6s)-6-[(2e,4e)-5-[(2r,3r,4s,6s)-4-(chloromethyl)-3,4,6-trihydroxy-6-methyloxan-2-yl]-3-methylpenta-2,4-dien-1-yl]-2,5-dimethyloxan-3-yl]pent-2-enimidic acid

(2z,4s)-4-(acetyloxy)-n-[(2r,3r,5s,6s)-6-[(2e,4e)-5-[(2r,3r,4s,6s)-4-(chloromethyl)-3,4,6-trihydroxy-6-methyloxan-2-yl]-3-methylpenta-2,4-dien-1-yl]-2,5-dimethyloxan-3-yl]pent-2-enimidic acid

C27H42ClNO8 (543.2599)


   

(2z)-4-(acetyloxy)-n-{6-[(2e,4e)-5-[4-(chloromethyl)-3,4,6-trihydroxy-6-methyloxan-2-yl]-3-methylpenta-2,4-dien-1-yl]-2,5-dimethyloxan-3-yl}pent-2-enimidic acid

(2z)-4-(acetyloxy)-n-{6-[(2e,4e)-5-[4-(chloromethyl)-3,4,6-trihydroxy-6-methyloxan-2-yl]-3-methylpenta-2,4-dien-1-yl]-2,5-dimethyloxan-3-yl}pent-2-enimidic acid

C27H42ClNO8 (543.2599)