Exact Mass: 1338.733581
Exact Mass Matches: 1338.733581
Found 7 metabolites which its exact mass value is equals to given mass value 1338.733581,
within given mass tolerance error 4.0E-5 dalton. Try search metabolite list with more accurate mass tolerance error
8.0E-6 dalton.
Pescaprein XXVI
Pescaprein XXVI
A resin glycoside that is the pentasaccharide derivative of jalapinolic acid. Isolated from the aerial parts of Ipomoea pes-caprae, it has been found to exhibit potential inhibitory effect against multidrug resistance in the human breast cancer cell line.
(2s,3r,4r,5s,6s)-5-{[(2s,3r,4r,5r,6s)-4-hydroxy-6-methyl-5-[(2-methylpropanoyl)oxy]-3-{[(2e)-3-phenylprop-2-enoyl]oxy}oxan-2-yl]oxy}-6-methyl-2-{[(1s,3r,4s,5r,6r,8r,10s,22s,23s,24s,26r)-4,5,26-trihydroxy-6,24-dimethyl-20-oxo-10-pentyl-2,7,9,21,25-pentaoxatricyclo[20.3.1.0³,⁸]hexacosan-23-yl]oxy}-4-{[(2s,3r,4r,5r,6s)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy}oxan-3-yl decanoate
(2s,3r,4r,5s,6s)-5-{[(2s,3r,4r,5r,6s)-4-hydroxy-6-methyl-5-[(2-methylpropanoyl)oxy]-3-{[(2e)-3-phenylprop-2-enoyl]oxy}oxan-2-yl]oxy}-6-methyl-2-{[(1s,3r,4s,5r,6r,8r,10s,22s,23s,24s,26r)-4,5,26-trihydroxy-6,24-dimethyl-20-oxo-10-pentyl-2,7,9,21,25-pentaoxatricyclo[20.3.1.0³,⁸]hexacosan-23-yl]oxy}-4-{[(2s,3r,4r,5r,6s)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy}oxan-3-yl decanoate
5-({3-hydroxy-6-methyl-5-[(2-methylpropanoyl)oxy]-4-[(3-phenylprop-2-enoyl)oxy]oxan-2-yl}oxy)-6-methyl-2-({4,5,26-trihydroxy-6,24-dimethyl-20-oxo-10-pentyl-2,7,9,21,25-pentaoxatricyclo[20.3.1.0³,⁸]hexacosan-23-yl}oxy)-4-[(3,4,5-trihydroxy-6-methyloxan-2-yl)oxy]oxan-3-yl decanoate
5-({3-hydroxy-6-methyl-5-[(2-methylpropanoyl)oxy]-4-[(3-phenylprop-2-enoyl)oxy]oxan-2-yl}oxy)-6-methyl-2-({4,5,26-trihydroxy-6,24-dimethyl-20-oxo-10-pentyl-2,7,9,21,25-pentaoxatricyclo[20.3.1.0³,⁸]hexacosan-23-yl}oxy)-4-[(3,4,5-trihydroxy-6-methyloxan-2-yl)oxy]oxan-3-yl decanoate
(2r,6r)-2-{[(1r,3as,3br,7s,9ar,9bs,11as)-1-[(1s)-1-[(2s,4r,5r,5'ar,6r,7's,9'r,9'ar)-5-{[(2s,4s,5r,6r)-5-{[(2s,4r,5s,6r)-4-hydroxy-5-{[(2s,4s,5r,6r)-5-{[(2s,4s,5r,6r)-5-hydroxy-4-methoxy-6-methyloxan-2-yl]oxy}-4-methoxy-6-methyloxan-2-yl]oxy}-6-methyloxan-2-yl]oxy}-4-methoxy-6-methyloxan-2-yl]oxy}-4-methoxy-6,9'-dimethyl-hexahydrospiro[oxane-2,3'-pyrano[3,4-c][1,2,5]trioxepin]-7'-yloxy]ethyl]-1-hydroxy-9a,11a-dimethyl-2h,3h,3ah,3bh,4h,6h,7h,8h,9h,9bh,10h,11h-cyclopenta[a]phenanthren-7-yl]oxy}-4-methoxy-6-methyl-2,6-dihydropyran-3-one
(2r,6r)-2-{[(1r,3as,3br,7s,9ar,9bs,11as)-1-[(1s)-1-[(2s,4r,5r,5'ar,6r,7's,9'r,9'ar)-5-{[(2s,4s,5r,6r)-5-{[(2s,4r,5s,6r)-4-hydroxy-5-{[(2s,4s,5r,6r)-5-{[(2s,4s,5r,6r)-5-hydroxy-4-methoxy-6-methyloxan-2-yl]oxy}-4-methoxy-6-methyloxan-2-yl]oxy}-6-methyloxan-2-yl]oxy}-4-methoxy-6-methyloxan-2-yl]oxy}-4-methoxy-6,9'-dimethyl-hexahydrospiro[oxane-2,3'-pyrano[3,4-c][1,2,5]trioxepin]-7'-yloxy]ethyl]-1-hydroxy-9a,11a-dimethyl-2h,3h,3ah,3bh,4h,6h,7h,8h,9h,9bh,10h,11h-cyclopenta[a]phenanthren-7-yl]oxy}-4-methoxy-6-methyl-2,6-dihydropyran-3-one
5-({4-hydroxy-6-methyl-5-[(2-methylpropanoyl)oxy]-3-[(3-phenylprop-2-enoyl)oxy]oxan-2-yl}oxy)-6-methyl-2-({4,5,26-trihydroxy-6,24-dimethyl-20-oxo-10-pentyl-2,7,9,21,25-pentaoxatricyclo[20.3.1.0³,⁸]hexacosan-23-yl}oxy)-4-[(3,4,5-trihydroxy-6-methyloxan-2-yl)oxy]oxan-3-yl decanoate
5-({4-hydroxy-6-methyl-5-[(2-methylpropanoyl)oxy]-3-[(3-phenylprop-2-enoyl)oxy]oxan-2-yl}oxy)-6-methyl-2-({4,5,26-trihydroxy-6,24-dimethyl-20-oxo-10-pentyl-2,7,9,21,25-pentaoxatricyclo[20.3.1.0³,⁸]hexacosan-23-yl}oxy)-4-[(3,4,5-trihydroxy-6-methyloxan-2-yl)oxy]oxan-3-yl decanoate