Exact Mass: 454.1628
Exact Mass Matches: 454.1628
Found 52 metabolites which its exact mass value is equals to given mass value 454.1628,
within given mass tolerance error 0.0002 dalton. Try search metabolite list with more accurate mass tolerance error
4.0E-5 dalton.
KB 2
5-hydroxy-3-(3-hydroxy-3-methylbutyl)-8,8-dimethyl-2-(2,4,5-trihydroxyphenyl)-4H,8H-pyrano[2,3-h]chromen-4-one
Constituent of Artocarpus communis (breadfruit). KB 2 is found in breadfruit and fruits. KB 2 is found in breadfruit. KB 2 is a constituent of Artocarpus communis (breadfruit).
7,8,3,4,5-Pentamethoxy-6,6-dimethylpyrano[2,3:5,6]flavone
7,8,3,4,5-Pentamethoxy-6",6"-dimethylpyrano [ 2",3":5,6 ] flavone
(2R*,5aS,10bR)-5a,10b-dihydro-4,5a,8-trihydroxy-2-(1-hydroxy-1-methylethyl)-10b-(3-methyl-2-buten-1-yl)-2H,3H,6H-benzofuro[3,2-b]pyrano[3,2-f]-[1]benzofuro-5-one|(2S*,5aS,10bR)-5a,10b-dihydro-4,5a,8-trihydroxy-2-(1-hydroxy-1-methylethyl)-10b-(3-methyl-2-buten-1-yl)-2H,3H,6H-benzofuro[3,2-b]pyrano[3,2-f][1]benzofuro-5-one|nigrasin C|nigrasin D
(2R*,5aS,10bR)-5a,10b-dihydro-4,5a,8-trihydroxy-2-(1-hydroxy-1-methylethyl)-10b-(3-methyl-2-buten-1-yl)-2H,3H,6H-benzofuro[3,2-b]pyrano[3,2-f]-[1]benzofuro-5-one|(2S*,5aS,10bR)-5a,10b-dihydro-4,5a,8-trihydroxy-2-(1-hydroxy-1-methylethyl)-10b-(3-methyl-2-buten-1-yl)-2H,3H,6H-benzofuro[3,2-b]pyrano[3,2-f][1]benzofuro-5-one|nigrasin C|nigrasin D
(3R*,6aS,11bR)-6a,11b-dihydro-3,5,6a,9-tetrahydroxy-2,2-dimethyl-11b-(3-methyl-2-buten-1-yl)-2H,4H,6H-benzofuro[3,2-b]pyrano[3,2-g][1]benzopyran-6-one|(3S*,6aS,11bR)-6a,11b-dihydro-3,5,6a,9-tetrahydroxy-2,2-dimethyl-11b-(3-methyl-2-buten-1-yl)-2H,4H,6H-benzofuro[3,2-b]pyrano[3,2-g][1]benzopyran-6-one|nigrasin A|nigrasin B
(3R*,6aS,11bR)-6a,11b-dihydro-3,5,6a,9-tetrahydroxy-2,2-dimethyl-11b-(3-methyl-2-buten-1-yl)-2H,4H,6H-benzofuro[3,2-b]pyrano[3,2-g][1]benzopyran-6-one|(3S*,6aS,11bR)-6a,11b-dihydro-3,5,6a,9-tetrahydroxy-2,2-dimethyl-11b-(3-methyl-2-buten-1-yl)-2H,4H,6H-benzofuro[3,2-b]pyrano[3,2-g][1]benzopyran-6-one|nigrasin A|nigrasin B
3-[3-(3,4-dihydroxybenzyl)-6-hydroxy-2,4-dimethoxyphenyl]-1-(5-hydroxy-2-methoxyphenyl)propan-1-one|alpha,beta-dihydro-3,6-dihydroxy-2,4,6-trimethoxy-3-(3,4-dihydroxybenzyl)chalcone
3-[3-(3,4-dihydroxybenzyl)-6-hydroxy-2,4-dimethoxyphenyl]-1-(5-hydroxy-2-methoxyphenyl)propan-1-one|alpha,beta-dihydro-3,6-dihydroxy-2,4,6-trimethoxy-3-(3,4-dihydroxybenzyl)chalcone
1alpha,9beta-difuranoyloxy-2-oxo-3-enedihydro-beta-agarofuran
1alpha,9beta-difuranoyloxy-2-oxo-3-enedihydro-beta-agarofuran
methyl 3-(3,4-dihydroxyphenyl)-2-[[4-hydroxy-3-(3-methylbut-2-enyl)phenyl]methyl]-4-methoxy-5-oxofuran-2-carboxylate
NCGC00169587-03!methyl 3-(3,4-dihydroxyphenyl)-2-[[4-hydroxy-3-(3-methylbut-2-enyl)phenyl]methyl]-4-methoxy-5-oxofuran-2-carboxylate
methyl 3-(3,4-dihydroxyphenyl)-2-[[4-hydroxy-3-(3-methylbut-2-enyl)phenyl]methyl]-4-methoxy-5-oxofuran-2-carboxylate
methyl 3-(3,4-dihydroxyphenyl)-2-[[4-hydroxy-3-(3-methylbut-2-enyl)phenyl]methyl]-4-methoxy-5-oxofuran-2-carboxylate
5,2,4,5-Tetrahydroxy-3-(3-hydroxy-3-methylbutyl)-6,6-dimethylpyrano[2,3:7,8]flavone
5,2,4,5-Tetrahydroxy-3-(3-hydroxy-3-methylbutyl)-6,6-dimethylpyrano[2,3:7,8]flavone
nigrasin C
nigrasin C
An extended flavonoid that is 2,3,5a,10b-tetrahydro-5H-[1]benzofuro[3,2-b]furo[3,2-g]chromene substituted by hydroxy groups at positions 4, 5a and 8, a 2-hydroxypropan-2-yl group at position 2, a prenyl group at position 10b and an oxo group at position 5. It has been isolated from the twigs of Morus nigra.
nigrasin D
nigrasin D
An extended flavonoid that is the 2R*-diastereomer of nigrasin C. It has been isolated from the twigs of Morus nigra.
nigrasin A
nigrasin A
An extended flavonoid that is 3,4,6a,11b-tetrahydro-2H,6H-[1]benzofuro[3,2-b]pyrano[3,2-g]chromene substituted by hydroxy groups at positions 3, 5, 6a and 9, geminal methyl groups at positions 2, an oxo group at position 6 and a prenyl group at position 11b. It has been isolated from the twigs of Morus nigra.
nigrasin B
nigrasin B
An extended flavonoid that is the 3S*-diastereomer of nigrasin A. It has been isolated from the twigs of Morus nigra.
5-acetyl-3,10,10,14,18-pentamethyl-20-methylidene-9,17,19-trioxahexacyclo[9.7.1.1³,¹⁵.0¹,¹⁵.0⁵,¹⁴.0⁶,¹¹]icos-6-ene-2,8,12,16-tetrone
5-acetyl-3,10,10,14,18-pentamethyl-20-methylidene-9,17,19-trioxahexacyclo[9.7.1.1³,¹⁵.0¹,¹⁵.0⁵,¹⁴.0⁶,¹¹]icos-6-ene-2,8,12,16-tetrone
ethyl (2r)-4-hydroxy-2-[(3-hydroxy-2,2-dimethyl-3,4-dihydro-1-benzopyran-6-yl)methyl]-3-(4-hydroxyphenyl)-5-oxofuran-2-carboxylate
ethyl (2r)-4-hydroxy-2-[(3-hydroxy-2,2-dimethyl-3,4-dihydro-1-benzopyran-6-yl)methyl]-3-(4-hydroxyphenyl)-5-oxofuran-2-carboxylate
4-hydroxy-6-[4-hydroxy-2-(2-hydroxypropan-2-yl)-2,3-dihydro-1-benzofuran-5-yl]-2-(2-hydroxypropan-2-yl)-2h,3h-furo[3,2-g]chromen-5-one
4-hydroxy-6-[4-hydroxy-2-(2-hydroxypropan-2-yl)-2,3-dihydro-1-benzofuran-5-yl]-2-(2-hydroxypropan-2-yl)-2h,3h-furo[3,2-g]chromen-5-one
16-(2-hydroperoxypropan-2-yl)-11,20-dihydroxy-7,7-dimethyl-2,8,17-trioxapentacyclo[12.9.0.0³,¹².0⁴,⁹.0¹⁸,²³]tricosa-3(12),4(9),5,10,18,20,22-heptaen-13-one
16-(2-hydroperoxypropan-2-yl)-11,20-dihydroxy-7,7-dimethyl-2,8,17-trioxapentacyclo[12.9.0.0³,¹².0⁴,⁹.0¹⁸,²³]tricosa-3(12),4(9),5,10,18,20,22-heptaen-13-one
methyl 2-[(3-hydroxy-2,2-dimethyl-3,4-dihydro-1-benzopyran-6-yl)methyl]-3-(4-hydroxyphenyl)-4-methoxy-5-oxofuran-2-carboxylate
methyl 2-[(3-hydroxy-2,2-dimethyl-3,4-dihydro-1-benzopyran-6-yl)methyl]-3-(4-hydroxyphenyl)-4-methoxy-5-oxofuran-2-carboxylate
methyl 4-hydroxy-2-{[2-hydroxy-4-methoxy-3-(3-methylbut-2-en-1-yl)phenyl]methyl}-3-(4-hydroxyphenyl)-5-oxofuran-2-carboxylate
methyl 4-hydroxy-2-{[2-hydroxy-4-methoxy-3-(3-methylbut-2-en-1-yl)phenyl]methyl}-3-(4-hydroxyphenyl)-5-oxofuran-2-carboxylate
2h-1,3-benzodioxol-5-yl[4-(2h-1,3-benzodioxol-5-ylmethyl)-5-oxooxolan-3-yl]methyl 3-methylbutanoate
2h-1,3-benzodioxol-5-yl[4-(2h-1,3-benzodioxol-5-ylmethyl)-5-oxooxolan-3-yl]methyl 3-methylbutanoate
ethyl (2r)-4-hydroxy-3-(4-hydroxyphenyl)-2-{[(2r)-2-(2-hydroxypropan-2-yl)-2,3-dihydro-1-benzofuran-5-yl]methyl}-5-oxofuran-2-carboxylate
ethyl (2r)-4-hydroxy-3-(4-hydroxyphenyl)-2-{[(2r)-2-(2-hydroxypropan-2-yl)-2,3-dihydro-1-benzofuran-5-yl]methyl}-5-oxofuran-2-carboxylate
(1s,5r,6r,7s,9s)-7-(furan-3-carbonyloxy)-2,6,10,10-tetramethyl-4-oxo-11-oxatricyclo[7.2.1.0¹,⁶]dodec-2-en-5-yl furan-3-carboxylate
(1s,5r,6r,7s,9s)-7-(furan-3-carbonyloxy)-2,6,10,10-tetramethyl-4-oxo-11-oxatricyclo[7.2.1.0¹,⁶]dodec-2-en-5-yl furan-3-carboxylate
(1r,3r,5r,11r,14s,15r,18s)-5-acetyl-3,10,10,14,18-pentamethyl-20-methylidene-9,17,19-trioxahexacyclo[9.7.1.1³,¹⁵.0¹,¹⁵.0⁵,¹⁴.0⁶,¹¹]icos-6-ene-2,8,12,16-tetrone
(1r,3r,5r,11r,14s,15r,18s)-5-acetyl-3,10,10,14,18-pentamethyl-20-methylidene-9,17,19-trioxahexacyclo[9.7.1.1³,¹⁵.0¹,¹⁵.0⁵,¹⁴.0⁶,¹¹]icos-6-ene-2,8,12,16-tetrone
methyl (2r)-4-hydroxy-2-{[2-hydroxy-4-methoxy-3-(3-methylbut-2-en-1-yl)phenyl]methyl}-3-(4-hydroxyphenyl)-5-oxofuran-2-carboxylate
methyl (2r)-4-hydroxy-2-{[2-hydroxy-4-methoxy-3-(3-methylbut-2-en-1-yl)phenyl]methyl}-3-(4-hydroxyphenyl)-5-oxofuran-2-carboxylate
5,6-dimethoxy-2,2-dimethyl-8-(3,4,5-trimethoxyphenyl)pyrano[2,3-f]chromen-10-one
5,6-dimethoxy-2,2-dimethyl-8-(3,4,5-trimethoxyphenyl)pyrano[2,3-f]chromen-10-one
(1s,5r,6r,7s,9r)-7-(furan-3-carbonyloxy)-2,6,10,10-tetramethyl-4-oxo-11-oxatricyclo[7.2.1.0¹,⁶]dodec-2-en-5-yl furan-3-carboxylate
(1s,5r,6r,7s,9r)-7-(furan-3-carbonyloxy)-2,6,10,10-tetramethyl-4-oxo-11-oxatricyclo[7.2.1.0¹,⁶]dodec-2-en-5-yl furan-3-carboxylate
(r)-2h-1,3-benzodioxol-5-yl[(3r,4r)-4-(2h-1,3-benzodioxol-5-ylmethyl)-5-oxooxolan-3-yl]methyl 3-methylbutanoate
(r)-2h-1,3-benzodioxol-5-yl[(3r,4r)-4-(2h-1,3-benzodioxol-5-ylmethyl)-5-oxooxolan-3-yl]methyl 3-methylbutanoate
(1r,4s,5r,6s)-6-(acetyloxy)-5-[(benzoyloxy)methyl]-4-ethoxy-5-hydroxycyclohex-2-en-1-yl benzoate
(1r,4s,5r,6s)-6-(acetyloxy)-5-[(benzoyloxy)methyl]-4-ethoxy-5-hydroxycyclohex-2-en-1-yl benzoate
(4ar,12bs)-9-[(2r,4r,5s,6r)-4,5-dihydroxy-6-methyloxan-2-yl]-4a,7,8-trihydroxy-3-methyl-5,12b-dihydro-4h-tetraphene-1,6-dione
(4ar,12bs)-9-[(2r,4r,5s,6r)-4,5-dihydroxy-6-methyloxan-2-yl]-4a,7,8-trihydroxy-3-methyl-5,12b-dihydro-4h-tetraphene-1,6-dione
9-(4,5-dihydroxy-6-methyloxan-2-yl)-4a,7,8-trihydroxy-3-methyl-5,12b-dihydro-4h-tetraphene-1,6-dione
9-(4,5-dihydroxy-6-methyloxan-2-yl)-4a,7,8-trihydroxy-3-methyl-5,12b-dihydro-4h-tetraphene-1,6-dione
methyl (2r)-4-hydroxy-2-{[4-hydroxy-3-methoxy-5-(3-methylbut-2-en-1-yl)phenyl]methyl}-3-(4-hydroxyphenyl)-5-oxofuran-2-carboxylate
methyl (2r)-4-hydroxy-2-{[4-hydroxy-3-methoxy-5-(3-methylbut-2-en-1-yl)phenyl]methyl}-3-(4-hydroxyphenyl)-5-oxofuran-2-carboxylate
3-{3-[(3,4-dihydroxyphenyl)methyl]-6-hydroxy-2,4-dimethoxyphenyl}-1-(5-hydroxy-2-methoxyphenyl)propan-1-one
3-{3-[(3,4-dihydroxyphenyl)methyl]-6-hydroxy-2,4-dimethoxyphenyl}-1-(5-hydroxy-2-methoxyphenyl)propan-1-one
(2s,3s,4e)-1-(acetyloxy)-3,5-bis[4-(acetyloxy)phenyl]pent-4-en-2-yl acetate
(2s,3s,4e)-1-(acetyloxy)-3,5-bis[4-(acetyloxy)phenyl]pent-4-en-2-yl acetate
6-(acetyloxy)-5-[(benzoyloxy)methyl]-4-ethoxy-5-hydroxycyclohex-2-en-1-yl benzoate
6-(acetyloxy)-5-[(benzoyloxy)methyl]-4-ethoxy-5-hydroxycyclohex-2-en-1-yl benzoate
7-(furan-3-carbonyloxy)-2,6,10,10-tetramethyl-4-oxo-11-oxatricyclo[7.2.1.0¹,⁶]dodec-2-en-5-yl furan-3-carboxylate
7-(furan-3-carbonyloxy)-2,6,10,10-tetramethyl-4-oxo-11-oxatricyclo[7.2.1.0¹,⁶]dodec-2-en-5-yl furan-3-carboxylate
(2r)-4-hydroxy-6-[(2s)-4-hydroxy-2-(2-hydroxypropan-2-yl)-2,3-dihydro-1-benzofuran-5-yl]-2-(2-hydroxypropan-2-yl)-2h,3h-furo[3,2-g]chromen-5-one
(2r)-4-hydroxy-6-[(2s)-4-hydroxy-2-(2-hydroxypropan-2-yl)-2,3-dihydro-1-benzofuran-5-yl]-2-(2-hydroxypropan-2-yl)-2h,3h-furo[3,2-g]chromen-5-one
(2r,3s,4s,5r,6s)-2-(hydroxymethyl)-6-({2-methoxy-4-phenyl-[1,1'-biphenyl]-6-yl}oxy)oxane-3,4,5-triol
(2r,3s,4s,5r,6s)-2-(hydroxymethyl)-6-({2-methoxy-4-phenyl-[1,1'-biphenyl]-6-yl}oxy)oxane-3,4,5-triol
methyl (2r)-2-{[(3s)-3-hydroxy-2,2-dimethyl-3,4-dihydro-1-benzopyran-6-yl]methyl}-3-(4-hydroxyphenyl)-4-methoxy-5-oxofuran-2-carboxylate
methyl (2r)-2-{[(3s)-3-hydroxy-2,2-dimethyl-3,4-dihydro-1-benzopyran-6-yl]methyl}-3-(4-hydroxyphenyl)-4-methoxy-5-oxofuran-2-carboxylate
(2s)-4-hydroxy-6-[(2s)-4-hydroxy-2-(2-hydroxypropan-2-yl)-2,3-dihydro-1-benzofuran-5-yl]-2-(2-hydroxypropan-2-yl)-2h,3h-furo[3,2-g]chromen-5-one
(2s)-4-hydroxy-6-[(2s)-4-hydroxy-2-(2-hydroxypropan-2-yl)-2,3-dihydro-1-benzofuran-5-yl]-2-(2-hydroxypropan-2-yl)-2h,3h-furo[3,2-g]chromen-5-one
(1r,2r,4s,7s,9r,10r,14r)-7-(furan-3-yl)-9-methyl-5,11,15-trioxo-6,16-dioxatetracyclo[8.7.0.0¹,¹⁴.0⁴,⁹]heptadec-12-en-2-yl (2e)-2-methylbut-2-enoate
(1r,2r,4s,7s,9r,10r,14r)-7-(furan-3-yl)-9-methyl-5,11,15-trioxo-6,16-dioxatetracyclo[8.7.0.0¹,¹⁴.0⁴,⁹]heptadec-12-en-2-yl (2e)-2-methylbut-2-enoate
1-(acetyloxy)-3,5-bis[4-(acetyloxy)phenyl]pent-4-en-2-yl acetate
1-(acetyloxy)-3,5-bis[4-(acetyloxy)phenyl]pent-4-en-2-yl acetate
methyl 4-hydroxy-2-{[4-hydroxy-3-methoxy-5-(3-methylbut-2-en-1-yl)phenyl]methyl}-3-(4-hydroxyphenyl)-5-oxofuran-2-carboxylate
methyl 4-hydroxy-2-{[4-hydroxy-3-methoxy-5-(3-methylbut-2-en-1-yl)phenyl]methyl}-3-(4-hydroxyphenyl)-5-oxofuran-2-carboxylate
7-(furan-3-yl)-9-methyl-5,11,15-trioxo-6,16-dioxatetracyclo[8.7.0.0¹,¹⁴.0⁴,⁹]heptadec-12-en-2-yl 2-methylbut-2-enoate
7-(furan-3-yl)-9-methyl-5,11,15-trioxo-6,16-dioxatetracyclo[8.7.0.0¹,¹⁴.0⁴,⁹]heptadec-12-en-2-yl 2-methylbut-2-enoate
