CHEBI:37918 - fluorescein 5-isothiocyanate

ChEBI IDCHEBI:37918
ChEBI Namefluorescein 5-isothiocyanate
Stars
DefinitionThe 5-isomer of fluorescein isothiocyanate. Acts as a fluorescent probe capable of being conjugated to tissue and proteins; used as a label in fluorescent antibody staining procedures as well as protein- and amino acid-binding techniques.
Last Modified3 November 2017
SubmitterKirill Degtyarenko
DownloadsMolfile
FormulaC21H11NO5S
Net Charge0
Average Mass389.388
Monoisotopic Mass389.03579
SMILESO=C1OC2(c3ccc(O)cc3Oc3cc(O)ccc32)c2ccc(N=C=S)cc21
InChIInChI=1S/C21H11NO5S/c23-12-2-5-16-18(8-12)26-19-9-13(24)3-6-17(19)21(16)15-4-1-11(22-10-28)7-14(15)20(25)27-21/h1-9,23-24H
InChIKeyMHMNJMPURVTYEJ-UHFFFAOYSA-N
Roles Classification
Biological Roles:
hapten  Any substance capable of eliciting an immune response only when attached to a large carrier such as a protein. Examples include dinitrophenols; oligosaccharides; peptides; and heavy metals.
antigen  Any substance that stimulates an immune response in the body, such as through antibody production or by presentation to a T-cell receptor after binding to a major histocompability complex (MHC).
Applications:
fluorochrome  A fluorescent dye used to stain biological specimens.
fluorescent probe  A role played by a fluorescent molecular entity used to study the microscopic environment by fluorescence spectroscopy.
ChEBI Ontology
Outgoing Relation(s)
fluorescein 5-isothiocyanate (CHEBI:37918) is a fluorescein isothiocyanate (CHEBI:37926)
IUPAC Name 
3',6'-dihydroxy-5-isothiocyanato-3H-spiro[2-benzofuran-1,9'-xanthen]-3-one
Synonyms  Source
fluorescein-5-isothiocyanateChemIDplus
3',6'-dihydroxy-5-isothiocyanatospiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-oneChemIDplus
Fluorescein-5-isothiocyanatChEBI
5-isothiocyanatofluoresceinChEBI
5-FITCChEBI
Fluoreszein-5-isothiocyanatChEBI
Manual XrefsDatabases
GB2467901Patent
Registry NumbersSources
Reaxys:1407295Reaxys
CAS:3326-32-7ChemIDplus
Citations