Exact Mass: 543.2598802000001

Exact Mass Matches: 543.2598802000001

Found 3 metabolites which its exact mass value is equals to given mass value 543.2598802000001, within given mass tolerance error 3.2E-7 dalton. Try search metabolite list with more accurate mass tolerance error 6.4E-8 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 (543.2598802000001)


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

   

(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 (543.2598802000001)


   

(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 (543.2598802000001)