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 4.0E-5 dalton. Try search metabolite list with more accurate mass tolerance error
8.0E-6 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
