Exact Mass: 1023.5501378
Exact Mass Matches: 1023.5501378
Found 13 metabolites which its exact mass value is equals to given mass value 1023.5501378,
within given mass tolerance error 0.01 dalton. Try search metabolite list with more accurate mass tolerance error
0.001 dalton.
Melanotan II
15-(2-acetamidohexanoylamino)-6-[3-[bis(azanyl)methylideneamino]propyl]-12-(1H-imidazol-5-ylmethyl)-3-(1H-indol-3-ylmethyl)-2,5,8,11,14,17-hexakis(oxidanylidene)-9-(phenylmethyl)-1,4,7,10,13,18-hexazacyclotricosane-23-carboxamide
3-desmethyl-microcystin-RR|microcystin-RR|[D-Asp3]microcystin-RR
3-desmethyl-microcystin-RR|microcystin-RR|[D-Asp3]microcystin-RR
[D-Asp3,E-Dhb7]-Microcystin-RR
[D-Asp3,E-Dhb7]-Microcystin-RR
CONFIDENCE standard compound; UCHEM_ID 4358; NaToxAq - Natural Toxins and Drinking Water Quality - From Source to Tap (https://natoxaq.ku.dk) UCHEM_ID 4358; CONFIDENCE standard compound; NaToxAq - Natural Toxins and Drinking Water Quality - From Source to Tap (https://natoxaq.ku.dk)
Melanotan II
Melanotan II
Melanotan (MT)-II, a synthetic melanocortin receptor agonist, is an injectable peptide hormone used to promote tanning.
8,15-bis(3-carbamimidamidopropyl)-3,6,9,13,16,20-hexahydroxy-18-(6-methoxy-3,5-dimethyl-7-phenylhepta-1,3-dien-1-yl)-1,5,19-trimethyl-2-methylidene-25-oxo-1,4,7,10,14,17,21-heptaazacyclopentacosa-3,6,9,13,16,20-hexaene-11,22-dicarboxylic acid
8,15-bis(3-carbamimidamidopropyl)-3,6,9,13,16,20-hexahydroxy-18-(6-methoxy-3,5-dimethyl-7-phenylhepta-1,3-dien-1-yl)-1,5,19-trimethyl-2-methylidene-25-oxo-1,4,7,10,14,17,21-heptaazacyclopentacosa-3,6,9,13,16,20-hexaene-11,22-dicarboxylic acid
(5r,8s,11r,15s,22r)-8,15-bis(3-carbamimidamidopropyl)-2-ethylidene-3,6,9,13,16,20,25-heptahydroxy-18-[(1e,3e)-6-methoxy-3,5-dimethyl-7-phenylhepta-1,3-dien-1-yl]-5,19-dimethyl-1,4,7,10,14,17,21-heptaazacyclopentacosa-1(25),3,6,9,13,16,20-heptaene-11,22-dicarboxylic acid
(5r,8s,11r,15s,22r)-8,15-bis(3-carbamimidamidopropyl)-2-ethylidene-3,6,9,13,16,20,25-heptahydroxy-18-[(1e,3e)-6-methoxy-3,5-dimethyl-7-phenylhepta-1,3-dien-1-yl]-5,19-dimethyl-1,4,7,10,14,17,21-heptaazacyclopentacosa-1(25),3,6,9,13,16,20-heptaene-11,22-dicarboxylic acid
8,15-bis(3-carbamimidamidopropyl)-2-ethylidene-3,6,9,13,16,20,25-heptahydroxy-18-(6-methoxy-3,5-dimethyl-7-phenylhepta-1,3-dien-1-yl)-5,19-dimethyl-1,4,7,10,14,17,21-heptaazacyclopentacosa-1(25),3,6,9,13,16,20-heptaene-11,22-dicarboxylic acid
8,15-bis(3-carbamimidamidopropyl)-2-ethylidene-3,6,9,13,16,20,25-heptahydroxy-18-(6-methoxy-3,5-dimethyl-7-phenylhepta-1,3-dien-1-yl)-5,19-dimethyl-1,4,7,10,14,17,21-heptaazacyclopentacosa-1(25),3,6,9,13,16,20-heptaene-11,22-dicarboxylic acid
(5r,8s,11r,15s,18s,19s,22r)-8,15-bis(3-carbamimidamidopropyl)-3,6,9,13,16,20-hexahydroxy-18-[(1e,3e,5s,6s)-6-methoxy-3,5-dimethyl-7-phenylhepta-1,3-dien-1-yl]-1,5,19-trimethyl-2-methylidene-25-oxo-1,4,7,10,14,17,21-heptaazacyclopentacosa-3,6,9,13,16,20-hexaene-11,22-dicarboxylic acid
(5r,8s,11r,15s,18s,19s,22r)-8,15-bis(3-carbamimidamidopropyl)-3,6,9,13,16,20-hexahydroxy-18-[(1e,3e,5s,6s)-6-methoxy-3,5-dimethyl-7-phenylhepta-1,3-dien-1-yl]-1,5,19-trimethyl-2-methylidene-25-oxo-1,4,7,10,14,17,21-heptaazacyclopentacosa-3,6,9,13,16,20-hexaene-11,22-dicarboxylic acid
(8s,11r,15s,18s,19s,22r)-15-(4-carbamimidamidobutyl)-8-(3-carbamimidamidopropyl)-3,6,9,13,16,20-hexahydroxy-18-[(1e,3e,5s,6s)-6-methoxy-3,5-dimethyl-7-phenylhepta-1,3-dien-1-yl]-1,19-dimethyl-2-methylidene-25-oxo-1,4,7,10,14,17,21-heptaazacyclopentacosa-3,6,9,13,16,20-hexaene-11,22-dicarboxylic acid
(8s,11r,15s,18s,19s,22r)-15-(4-carbamimidamidobutyl)-8-(3-carbamimidamidopropyl)-3,6,9,13,16,20-hexahydroxy-18-[(1e,3e,5s,6s)-6-methoxy-3,5-dimethyl-7-phenylhepta-1,3-dien-1-yl]-1,19-dimethyl-2-methylidene-25-oxo-1,4,7,10,14,17,21-heptaazacyclopentacosa-3,6,9,13,16,20-hexaene-11,22-dicarboxylic acid
(8s,11r,15s,18s,19s,22r)-15-(4-carbamimidamidobutyl)-8-(3-carbamimidamidopropyl)-2-ethylidene-3,6,9,13,16,20,25-heptahydroxy-18-[(1e,3e,5s,6s)-6-methoxy-3,5-dimethyl-7-phenylhepta-1,3-dien-1-yl]-19-methyl-1,4,7,10,14,17,21-heptaazacyclopentacosa-1(25),3,6,9,13,16,20-heptaene-11,22-dicarboxylic acid
(8s,11r,15s,18s,19s,22r)-15-(4-carbamimidamidobutyl)-8-(3-carbamimidamidopropyl)-2-ethylidene-3,6,9,13,16,20,25-heptahydroxy-18-[(1e,3e,5s,6s)-6-methoxy-3,5-dimethyl-7-phenylhepta-1,3-dien-1-yl]-19-methyl-1,4,7,10,14,17,21-heptaazacyclopentacosa-1(25),3,6,9,13,16,20-heptaene-11,22-dicarboxylic acid
(5r,8s,11r,12s,15s,18s,19s,22r)-8,15-bis(3-carbamimidamidopropyl)-3,6,9,13,16,20-hexahydroxy-18-[(1e,3e,5s,6s)-6-hydroxy-3,5-dimethyl-7-phenylhepta-1,3-dien-1-yl]-1,5,12,19-tetramethyl-2-methylidene-25-oxo-1,4,7,10,14,17,21-heptaazacyclopentacosa-3,6,9,13,16,20-hexaene-11,22-dicarboxylic acid
(5r,8s,11r,12s,15s,18s,19s,22r)-8,15-bis(3-carbamimidamidopropyl)-3,6,9,13,16,20-hexahydroxy-18-[(1e,3e,5s,6s)-6-hydroxy-3,5-dimethyl-7-phenylhepta-1,3-dien-1-yl]-1,5,12,19-tetramethyl-2-methylidene-25-oxo-1,4,7,10,14,17,21-heptaazacyclopentacosa-3,6,9,13,16,20-hexaene-11,22-dicarboxylic acid
(5r,8s,11r,12s,15s,18s,19s,22r)-8,15-bis(3-carbamimidamidopropyl)-3,6,9,13,16,20,25-heptahydroxy-18-[(1e,3e,5s,6s)-6-methoxy-3,5-dimethyl-7-phenylhepta-1,3-dien-1-yl]-5,12,19-trimethyl-2-methylidene-1,4,7,10,14,17,21-heptaazacyclopentacosa-1(25),3,6,9,13,16,20-heptaene-11,22-dicarboxylic acid
(5r,8s,11r,12s,15s,18s,19s,22r)-8,15-bis(3-carbamimidamidopropyl)-3,6,9,13,16,20,25-heptahydroxy-18-[(1e,3e,5s,6s)-6-methoxy-3,5-dimethyl-7-phenylhepta-1,3-dien-1-yl]-5,12,19-trimethyl-2-methylidene-1,4,7,10,14,17,21-heptaazacyclopentacosa-1(25),3,6,9,13,16,20-heptaene-11,22-dicarboxylic acid