RefMet Compound Details

RefMet ID, RefMet name, exact mass and formula
RefMet ID	RM0042408
RefMet name	Fluorescein
Systematic name	2-(3-hydroxy-6-keto-xanthen-9-yl)benzoic acid
Synonyms	PubChem Synonyms
Exact mass	332.068475 (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	C20H12O5	View other entries in RefMet with this formula
Molecular descriptors
Molfile	71459 (Download molfile/View MW Metabolite Database details)
InChI	InChI=1S/C20H12O5/c21-11-5-7-15-17(9-11)25-18-10-12(22)6-8-16(18)19(15)13-3-1-2-4-14(13)20(23)24/h1-10,21H,(H,23,24)
InChIKey	YKGGGCXBWXHKIZ-UHFFFAOYSA-N	View other enantiomers/diastereomers of this metabolite in RefMet
SMILES	c1ccc(c(c1)c1c2ccc(cc2oc2cc(=O)ccc12)O)C(=O)O Run Tanimoto similarity search (with similarity coefficient >=0.6)
Chemical/Biochemical Classification
Super Class	Benzenoids
Main Class	Benzopyrans
Sub Class	1-benzopyrans
Distribution of Fluorescein 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 Fluorescein
External Links
Pubchem CID	3383
ChEBI ID	172923
HMDB ID	HMDB0244936
EPA CompTox	DTXCID8018887
Spectral data for Fluorescein standards
MassBank(EU)	View MS spectra
Structural annotation level
Annotation level	1   (1:Known structure; 2:Known regiochemistry; 3:Partial structure; 4:Sum-composition)