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5(6)-Carboxyfluorescein_Molecular_structure_CAS_72088-94-9)
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5(6)-Carboxyfluorescein

Catalog No. 21877 Name Sigma Aldrich
CAS Number 72088-94-9 Website http://www.sigmaaldrich.com
M. F. C42H24O14 Telephone 1-800-521-8956
M. W. 752.63156 Fax
Purity ≥95% (HPLC) Email
Storage Chembase ID: 104167

SYNONYMS

IUPAC name
3',6'-dihydroxy-3-oxo-3H-spiro[2-benzofuran-1,9'-xanthene]-5-carboxylic acid; 3',6'-dihydroxy-3-oxo-3H-spiro[2-benzofuran-1,9'-xanthene]-6-carboxylic acid
IUPAC Traditional name
5-carboxyfluorescein; carboxyfluorescein

DATABASE IDS

EC Number 276-331-1
CAS Number 72088-94-9
MDL Number MFCD00151081

PROPERTIES

Empirical Formula (Hill Notation) C21H12O7
Product Line BioReagent
Purity ≥95% (HPLC)
Suitability suitable for fluorescence
Fluorescence λex 492 nm; λem 517 nm in 0.1 M Tris pH 8.0
Melting Point 275 °C (dec.)(lit.)
MSDS Link Download
Personal Protective Equipment Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
German water hazard class 3

DETAILS

Description (English)
Other Notes
A probe of intracellular pH1,2
Description (简体中文)
Other Notes
A probe of intracellular pH1,2

REFERENCES