Exact Mass: 343.1056
Exact Mass Matches: 343.1056
Found 41 metabolites which its exact mass value is equals to given mass value 343.1056,
within given mass tolerance error 0.0002 dalton. Try search metabolite list with more accurate mass tolerance error
4.0E-5 dalton.
Caffeoyl tyrosine
2-{[(2E)-3-(3,4-dihydroxyphenyl)-1-hydroxyprop-2-en-1-ylidene]amino}-3-(4-hydroxyphenyl)propanoate
Caffeoyl tyrosine is a constituent of cocoa flowers and robusta coffee beans [CCD]
p-Coumaroyl 3-hydroxytyrosine
3-(3,4-Dihydroxyphenyl)-2-{[1-hydroxy-3-(4-hydroxyphenyl)prop-2-en-1-ylidene]amino}propanoate
p-Coumaroyl 3-hydroxytyrosine is a constituent of the bark of Dalbergia melanoxylon [CCD]
Avenanthramide 1s
2-{[(2E)-1-hydroxy-3-(4-hydroxy-3,5-dimethoxyphenyl)prop-2-en-1-ylidene]amino}benzoate
Avenanthramide 1s is a polyphenol compound found in foods of plant origin (PMID: 20428313)
pestalamide A
pestalamide A
A pyranone that is (2S)-2-methyl-4-oxo-4-{[(4-oxo-4H-pyran-3-yl)carbonyl]amino}butanoic acid substituted by a benzyl group at position 6. It has been isolated from Aspergillus niger.
Tensidol B
Tensidol B
A furopyrrole that is tensidol A in which the hydroxy group attached to the pyrrole ring has been acylated by formal condensation with the 4-carboxy group of 2-methylbutanedioic acid.
(-)-N-[4-Hydroxy-(E)-cinnamoyl]-3-hydroxy-L-tyrosine
(-)-N-[4-Hydroxy-(E)-cinnamoyl]-3-hydroxy-L-tyrosine
p-Coumaroyl 3-hydroxytyrosine
3-(3,4-dihydroxyphenyl)-2-[3-(4-hydroxyphenyl)prop-2-enamido]propanoic acid
((2R,3S)-3-((Benzyloxy)methyl)oxiran-2-yl)methyl 4-nitrobenzoate
((2R,3S)-3-((Benzyloxy)methyl)oxiran-2-yl)methyl 4-nitrobenzoate
1-(3-Nitrophenyl)-3-(3,4,5-trimethoxyphenyl)prop-2-en-1-one
1-(3-Nitrophenyl)-3-(3,4,5-trimethoxyphenyl)prop-2-en-1-one
6-{2h,5h,6h,7h,8h-[1,3]dioxolo[4,5-g]isoquinolin-5-ylmethyl}-2,3-dihydroxybenzoic acid
6-{2h,5h,6h,7h,8h-[1,3]dioxolo[4,5-g]isoquinolin-5-ylmethyl}-2,3-dihydroxybenzoic acid
2-{[3-(3,4-dihydroxyphenyl)-1-hydroxyprop-2-en-1-ylidene]amino}-3-(4-hydroxyphenyl)propanoic acid
2-{[3-(3,4-dihydroxyphenyl)-1-hydroxyprop-2-en-1-ylidene]amino}-3-(4-hydroxyphenyl)propanoic acid
5-(6-amino-2-hydroxy-3-methyl-5,8-dioxonaphthalen-1-yl)-2,4-dimethyl-5-oxopent-3-enoic acid
5-(6-amino-2-hydroxy-3-methyl-5,8-dioxonaphthalen-1-yl)-2,4-dimethyl-5-oxopent-3-enoic acid
3-[(6-benzyl-4-oxopyran-3-carbonyl)-c-hydroxycarbonimidoyl]-2-methylpropanoic acid
3-[(6-benzyl-4-oxopyran-3-carbonyl)-c-hydroxycarbonimidoyl]-2-methylpropanoic acid
10-acetyl-4-(1-aminoethylidene)-11,13-dihydroxy-2,12-dimethyl-8-oxatricyclo[7.4.0.0²,⁷]trideca-1(9),6,10,12-tetraene-3,5-dione
10-acetyl-4-(1-aminoethylidene)-11,13-dihydroxy-2,12-dimethyl-8-oxatricyclo[7.4.0.0²,⁷]trideca-1(9),6,10,12-tetraene-3,5-dione
3-(3,4-dihydroxyphenyl)-2-{[1-hydroxy-3-(4-hydroxyphenyl)prop-2-en-1-ylidene]amino}propanoic acid
3-(3,4-dihydroxyphenyl)-2-{[1-hydroxy-3-(4-hydroxyphenyl)prop-2-en-1-ylidene]amino}propanoic acid
(1s,18r,19r)-18-hydroxy-19-methoxy-5,7-dioxa-13-azapentacyclo[11.7.0.0¹,¹⁶.0²,¹⁰.0⁴,⁸]icosa-2,4(8),9,16-tetraene-11,12-dione
(1s,18r,19r)-18-hydroxy-19-methoxy-5,7-dioxa-13-azapentacyclo[11.7.0.0¹,¹⁶.0²,¹⁰.0⁴,⁸]icosa-2,4(8),9,16-tetraene-11,12-dione
(2s)-2-amino-3-(4-{[(2e)-3-(3,4-dihydroxyphenyl)prop-2-enoyl]oxy}phenyl)propanoic acid
(2s)-2-amino-3-(4-{[(2e)-3-(3,4-dihydroxyphenyl)prop-2-enoyl]oxy}phenyl)propanoic acid
6-[(5s)-2h,5h,6h,7h,8h-[1,3]dioxolo[4,5-g]isoquinolin-5-ylmethyl]-2,3-dihydroxybenzoic acid
6-[(5s)-2h,5h,6h,7h,8h-[1,3]dioxolo[4,5-g]isoquinolin-5-ylmethyl]-2,3-dihydroxybenzoic acid
(2r,4e)-10-acetyl-4-(1-aminoethylidene)-11,13-dihydroxy-2,12-dimethyl-8-oxatricyclo[7.4.0.0²,⁷]trideca-1(9),6,10,12-tetraene-3,5-dione
(2r,4e)-10-acetyl-4-(1-aminoethylidene)-11,13-dihydroxy-2,12-dimethyl-8-oxatricyclo[7.4.0.0²,⁷]trideca-1(9),6,10,12-tetraene-3,5-dione
(2s)-3-[(6-benzyl-4-oxopyran-3-carbonyl)-c-hydroxycarbonimidoyl]-2-methylpropanoic acid
(2s)-3-[(6-benzyl-4-oxopyran-3-carbonyl)-c-hydroxycarbonimidoyl]-2-methylpropanoic acid
(2s)-3-(3,4-dihydroxyphenyl)-2-{[(2e)-1-hydroxy-3-(4-hydroxyphenyl)prop-2-en-1-ylidene]amino}propanoic acid
(2s)-3-(3,4-dihydroxyphenyl)-2-{[(2e)-1-hydroxy-3-(4-hydroxyphenyl)prop-2-en-1-ylidene]amino}propanoic acid
2-{[(2e)-3-(3,4-dihydroxyphenyl)-1-hydroxyprop-2-en-1-ylidene]amino}-3-(4-hydroxyphenyl)propanoic acid
2-{[(2e)-3-(3,4-dihydroxyphenyl)-1-hydroxyprop-2-en-1-ylidene]amino}-3-(4-hydroxyphenyl)propanoic acid
6-[(5r)-2h,5h,6h,7h,8h-[1,3]dioxolo[4,5-g]isoquinolin-5-ylmethyl]-2,3-dihydroxybenzoic acid
6-[(5r)-2h,5h,6h,7h,8h-[1,3]dioxolo[4,5-g]isoquinolin-5-ylmethyl]-2,3-dihydroxybenzoic acid
(2s)-2-{[(2e)-3-(3,4-dihydroxyphenyl)-1-hydroxyprop-2-en-1-ylidene]amino}-3-(4-hydroxyphenyl)propanoic acid
(2s)-2-{[(2e)-3-(3,4-dihydroxyphenyl)-1-hydroxyprop-2-en-1-ylidene]amino}-3-(4-hydroxyphenyl)propanoic acid
18-hydroxy-19-methoxy-5,7-dioxa-13-azapentacyclo[11.7.0.0¹,¹⁶.0²,¹⁰.0⁴,⁸]icosa-2,4(8),9,16-tetraene-11,12-dione
18-hydroxy-19-methoxy-5,7-dioxa-13-azapentacyclo[11.7.0.0¹,¹⁶.0²,¹⁰.0⁴,⁸]icosa-2,4(8),9,16-tetraene-11,12-dione
(1-hydroxy-2,3-dimethoxy-9-oxoacridin-10-yl)methyl acetate
(1-hydroxy-2,3-dimethoxy-9-oxoacridin-10-yl)methyl acetate
(2s)-2-amino-3-{2-[(2e)-3-(3,4-dihydroxyphenyl)prop-2-enoyl]-4-hydroxyphenyl}propanoic acid
(2s)-2-amino-3-{2-[(2e)-3-(3,4-dihydroxyphenyl)prop-2-enoyl]-4-hydroxyphenyl}propanoic acid
(2s,3e)-5-(6-amino-2-hydroxy-3-methyl-5,8-dioxonaphthalen-1-yl)-2,4-dimethyl-5-oxopent-3-enoic acid
(2s,3e)-5-(6-amino-2-hydroxy-3-methyl-5,8-dioxonaphthalen-1-yl)-2,4-dimethyl-5-oxopent-3-enoic acid
6,7,11-trimethoxy-5-methyl-2h-[1,3]dioxolo[4,5-b]acridin-10-one
6,7,11-trimethoxy-5-methyl-2h-[1,3]dioxolo[4,5-b]acridin-10-one
