RefMet Compound Details

MW structure	38453 (View MW Metabolite Database details)
RefMet name	Melanin
Systematic name	6,14-dimethyl-4,12-diazapentacyclo[8.6.1.1^{2,5}.0^{13,17}.0^{9,18}]octadeca-1(17),2,5,9(18),10,13-hexaene-7,8,15,16-tetrone
SMILES	Cc1c2c3c(c[nH]2)c2c4c(c[nH]c4c(C)c(=O)c2=O)c3c(=O)c1=O   Run Tanimoto similarity search (with similarity coefficient >=0.6)
Exact mass	318.064058 (neutral)	Calculate m/z: (Choose adduct) [M+H]+ [M+H-H2O]+ [M.]+ [M+2H]2+ [M+3H]3+ [M+4H]4+ [M+K]+ [M+2K]2+ [M+2K-H]+ [M+Na]+ [M+2Na]2+ [M+2Na-H]+ [M+Li]+ [M+2Li]2+ [M+NH4]+ [M.CH3]+ [M+Ag]+ [M+H+CH3OH]+ [M+H+CH3CN]+ [M+H+2CH3CN]+ [M+Na+CH3CN]+ [M.NaFormate+H]+ [M.NH4Formate+H]+ [M.TMSi]+ [M.tBuDMSi]+ [M+H-Hexose]+ [M+H-EtnP]+ [M+H-SerP]+ [M-H]- [M-H-H2O]- [M-CH3]- [M-2H]2- [M-3H]3- [M-4H]4- [M+Cl]- [M+OAc]- [M+Na-2H]- [M+K-2H]- [M.Formate]- [M.NaFormate-H]- [M.NH4Formate-H]- [M.F]- [M-H-Ser]- [M.HF2]- M(neutral)    View other RefMet entries with this exact (neutral) mass:   +/- 0.05 amu   +/- 0.1 amu   +/- 0.2 amu   +/- 0.5 amu
Formula	C18H10N2O4	View other entries in RefMet with this formula
InChI	InChI=1S/C18H10N2O4/c1-5-13-9-7(3-19-13)12-10-8(11(9)17(23)15(5)21)4-20-14(10)6(2)16(22)18(12)24/h3-4,19-20H,1-2H3
InChIKey	XUMBMVFBXHLACL-UHFFFAOYSA-N	View other enantiomers/diastereomers of this metabolite in RefMet
Super Class	Polyketides
Main Class	Aromatic polyketides
Sub Class	Anthracenes and phenanthrenes
Pubchem CID	6325610
Annotation level	1   (1:Known structure; 2:Known regiochemistry; 3:Partial structure; 4:Sum-composition)