RefMet Compound Details

RefMet ID, RefMet name, exact mass and formula
RefMet ID	RM0040556
RefMet name	Calophyllin B
Systematic name	1,5-dihydroxy-6-(3-methylbut-2-enyl)xanthen-9-one
Synonyms	PubChem Synonyms
Exact mass	296.104860 (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	C18H16O4	View other entries in RefMet with this formula
Molecular descriptors
Molfile	70360 (Download molfile/View MW Metabolite Database details)
InChI	InChI=1S/C18H16O4/c1-10(2)6-7-11-8-9-12-17(21)15-13(19)4-3-5-14(15)22-18(12)16(11)20/h3-6,8-9,19-20H,7H2,1-2H3
InChIKey	APHJPNXEBUUMKB-UHFFFAOYSA-N	View other enantiomers/diastereomers of this metabolite in RefMet
SMILES	CC(=CCc1ccc2c(=O)c3c(cccc3oc2c1O)O)C Run Tanimoto similarity search (with similarity coefficient >=0.6)
Chemical/Biochemical Classification
Super Class	Polyketides
Main Class	Aromatic polyketides
Sub Class	Xanthones
Distribution of Calophyllin B in NMDR studies
Species	Plot Species distribution
Sample source	Plot Sample source(tissue) distribution
Platform	Platform (MS/NMR) used for detection
Chromatography	Chromatography methods used for detection
Studies	NMDR Studies reporting Calophyllin B
External Links
Pubchem CID	5281624
ChEBI ID	3327
KEGG ID	C10054
Structural annotation level
Annotation level	1   (1:Known structure; 2:Known regiochemistry; 3:Partial structure; 4:Sum-composition)